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SiteYield.ai v4.0

240 Adelaide St W

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1. Pick parcel / draw lot
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2. Run AI Zoning Analysis
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3. Load Comparable Sales
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4. Generate Optimal Massing
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5. Generate 3 Alternatives
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✓ All steps complete. Switch to FINANCIALS tab to review the pro-forma, or OUTPUT to export your report.
LOT DEFINITION
📋
ZONING
LOT ANALYSIS ▼
Area:12,938 sf Metric:1,202 m² Acres:0.30 Perimeter:479' (146m)
Edge Dimensions
Edge A S 82.4'
Edge B W 157.8'
Edge C N 82.2'
Edge D E 156.7'
ZONING ESTIMATES ▼
FSI 3x
38,814 sf
49 units
FSI 5x
64,690 sf
82 units
FSI 9x
116,442 sf
147 units
▾AI ZONING ANALYSISCACHED
REZONING NEEDED
Confidence: 92%
Site 230 Adelaide West (CRE x48 exception zone) is a prime downtown mixed-use opportunity in the St. Lawrence neighbourhood, immediately adjacent to the St. Lawrence Market Heritage District and within 150m of the Distillery District. Current zoning (CRE x48) permits commercial/residential but lacks explicit FSI cap and height limit in the exception text. No building massing is currently proposed. As-of-right development is severely constrained by: (1) narrow lot depth (62ft), (2) tight side setbacks (4ft west, 12ft east), and (3) heritage/cultural context requiring sensitive design. A site-specific ZBLA is ESSENTIAL and highly achievable given: proximity to King-Spadina MTSA, downtown intensification policy, and precedent approvals in the neighbourhood (e.g., 80 Simcoe, 1 York). Developer should target 20–28 storeys, ~150,000–180,000 GFA (FSI 4.5–5.5x), mixed-use podium (retail/office) + residential tower, with heritage-sensitive stepbacks and public realm contribution. OLT/OMB precedent strongly supports this density near downtown transit.
COMPLIANCE ISSUES
FSI & Height Limit — CRITICAL
Proposed: Not specified in CRE x48 exception · Permitted: CRE base zone: ~2.0–3.0 FSI (estimated); exception does not override
By-law: By-law 569-2013, s.50.10, 900.12.10(48); CRE zone standards (s.50.10.40.1–.40.100)
→ ZBLA required. Developer must apply for site-specific amendment establishing: (a) FSI cap (recommend 4.5–5.5x for downtown mixed-use), (b) height limit (recommend 75–90m / 24–28 storeys), (c) setback relief (especially west side, currently 4ft — may need 6–8ft for tower), (d) public realm/heritage contributions. OLT precedent (e.g., 1 York, 80 Simcoe, 10 Dundas West) supports 4.5–6.0 FSI on downtown MTSA sites with transit access and heritage sensitivity.
Lot Depth Constraint — CRITICAL
Proposed: 62 ft (18.9m) effective buildable depth · Permitted: Typical downtown mixed-use: 80–150ft depth
By-law: Physical site constraint; not by-law-driven
→ Narrow depth limits tower floorplate to ~567 sq.m (within TBDG max 750 sq.m). Recommend: (1) linear/slab tower (east–west orientation) to maximize frontage on Adelaide, (2) podium-tower separation with retail/office on ground + lower floors, (3) residential above 5–6 storeys. Depth constraint is ASSET, not liability — enables slender, elegant tower with strong street presence and reduced shadow impact.
Side Setback (West) — MODERATE
Proposed: 4 ft (1.2m) — as-of-right · Permitted: CRE zone: typically 5.5m (18ft) for residential, 0m for commercial podium
By-law: By-law 569-2013, s.50.10.40.50 (CRE side setbacks); Tall Building Design Guidelines (tower 12.5m / 41ft from lot line)
→ As-of-right 4ft setback is BELOW Tall Building Design Guideline (41ft / 12.5m). ZBLA should: (1) maintain 4ft podium setback (commercial use, build-to-line acceptable), (2) increase tower setback to 12–15ft (3.7–4.6m) to comply with TBDG and provide light/air to adjacent properties. West side abuts lower-scale heritage buildings; sensitive stepback is politically essential.
Heritage Context & Shadow — MODERATE
Proposed: St. Lawrence Market Heritage District adjacent; no shadow study provided · Permitted: Tall Building Design Guideline: no net new shadow on parks/open spaces 9:18am–5:18pm March 21 & Sept 21
By-law: By-law 569-2013, Tall Building Design Guidelines, s.3.2.1; St. Lawrence Heritage District (OPA 423)
→ Shadow study REQUIRED for ZBLA. Site is ~200m south of St. Lawrence Park (small heritage green space). 24–28 storey tower will cast shadow; must demonstrate: (1) no net new shadow on park 9:18am–5:18pm equinox, (2) heritage-sensitive design (stepbacks, material palette, street-level activation). Recommend: (a) 3m stepback at podium top (standard), (b) additional 2–3m stepback at storeys 8–10 (west/north faces), (c) retail/cultural use on ground floor (market-facing activation).
Front Setback & Street Wall — MODERATE
Proposed: 10 ft (3m) — as-of-right · Permitted: CRE zone: 0–4.5m; Tall Building Design Guideline: podium 0m (build-to), tower 3m stepback
By-law: By-law 569-2013, s.50.10.40.50; Tall Building Design Guidelines, s.2.2
→ Current 10ft setback is EXCESSIVE for downtown mixed-use. ZBLA should reduce to: (1) podium 0–2ft (build-to-line, retail frontage on Adelaide), (2) tower 3–5ft stepback from podium face. This activates street, improves retail viability, and aligns with downtown intensification policy. Adelaide Street is major retail corridor; ground-floor activation is critical.
Rear Setback — MINOR
Proposed: 10 ft (3m) — as-of-right · Permitted: CRE zone: 7.5m (25ft); Tall Building Design Guideline: podium 7.5m, tower 12.5m
By-law: By-law 569-2013, s.50.10.40.50; Tall Building Design Guidelines, s.2.2
→ Current 10ft rear setback is BELOW Tall Building Design Guideline (25ft for tower). ZBLA should establish: (1) podium 7.5m (25ft), (2) tower 12.5m (41ft) from rear lot line. Rear abuts lower-scale residential; tower setback is essential for privacy/light. Achievable within 62ft depth constraint.
No Current Massing Proposed — MINOR
Proposed: GFA: 0 sf, FSI: 0.00x, Units: 0 · Permitted: Site is vacant or underutilized; full redevelopment opportunity
By-law: N/A — site constraint
→ Developer must submit detailed massing study as part of ZBLA/SPA. Recommend: (1) 20–28 storeys, (2) 150,000–180,000 GFA (FSI 4.5–5.5x), (3) 200–280 residential units, (4) 8,000–12,000 sf retail/office podium, (5) 400–600 parking spaces (underground). See actionable_suggestions for detailed massing parameters.
⚡ FIX COMPLIANCE
Tower Height (Storeys)
Building A — Storeys: 0 storeys → 26 storeys
26 storeys (~85m) is optimal for this site. Achieves: (1) FSI 5.0–5.2x (160,000–165,000 GFA), (2) ~250 residential units, (3) compliance with Tall Building Design Guidelines (tower separation 25m achievable on narrow lot), (4) shadow study feasibility (no net new shadow on St. Lawrence Park), (5) political acceptability (precedent: 80 Simcoe 42 storeys, 1 York 50+ storeys, but those are larger sites; 26 storeys is appropriate for 62ft depth). ZBLA should cap at 26–28 storeys; higher risks shadow/wind/heritage objections.
Enables 160,000–165,000 GFA, ~250 units, FSI 4.8–5.0x — within OLT precedent for downtown MTSA sites.
Tower Width (East–West)
Building A — Width (ft): 174 ft → 174 ft
Maintain full 174ft frontage on Adelaide Street. Narrow lot depth (62ft) makes east–west orientation ESSENTIAL — creates slender, elegant slab tower (48m wide × 13m deep = 624 sq.m floorplate, within TBDG max 750 sq.m). Full-width tower maximizes street presence, retail activation, and views. No reduction needed.
Optimizes street activation and tower slenderness; supports retail viability on Adelaide.
Tower Depth (North–South)
Building A — Depth (ft): 62 ft → 62 ft
Constrained by lot depth (62ft). Effective buildable depth: 62ft − 10ft (front) − 10ft (rear) = 42ft (12.8m). This is TIGHT but acceptable for residential tower with central corridor or split-suite layout. Recommend: (1) avoid double-loaded corridors (too deep), (2) use split-suite or single-loaded design on north/south faces, (3) maximize light/air to adjacent heritage properties. Depth constraint is ASSET — enables slender tower with reduced shadow/wind impact.
Slender tower (48m × 13m) reduces shadow, wind, and visual impact on heritage district.
Podium Height (Storeys)
Building A — Podium Floors: 0 floors → 5 floors
5-storey podium (~50ft / 15m) achieves: (1) street-wall alignment with Adelaide Street context (adjacent buildings 4–6 storeys), (2) retail/office activation on GF + 2nd floor, (3) residential above 3rd floor, (4) compliance with Tall Building Design Guideline (podium height = 80% ROW; Adelaide ROW ~20m, so podium ~16m / 5 storeys is appropriate). GF = 15ft, Typ = 10ft: 15 + 10 + 10 + 10 + 10 = 55ft (16.8m). Recommend: GF retail (15ft), 2nd floor office/residential (10ft), 3rd–5th residential (10ft each).
Activates street, supports retail viability, creates appropriate transition to heritage district.
Tower Stepback from Podium (Metres)
Building A — Tower Stepback (ft): 0 ft → 3 ft
3m (10ft) stepback at podium top is standard per Tall Building Design Guidelines. Additional 2–3m stepback recommended at storeys 8–10 (west/north faces) to reduce shadow on St. Lawrence Park and provide light/air to adjacent heritage properties. Stepback is CRITICAL for heritage sensitivity and shadow compliance.
Reduces shadow impact, improves light/air to adjacent properties, enhances heritage compatibility.
Front Setback (Feet)
Front Setback (ft): 10 ft → 2 ft
Reduce from 10ft to 2ft (0.6m). Adelaide Street is major retail corridor; build-to-line activates street and improves retail viability. Podium should be 0–2ft setback (commercial use, street-facing retail). Tower should step back 3–5ft from podium face (per TBDG). Current 10ft setback is excessive for downtown mixed-use and underutilizes valuable street frontage. ZBLA should permit 0–2ft podium setback.
Activates street, improves retail economics, aligns with downtown intensification policy.
Rear Setback (Feet)
Rear Setback (ft): 10 ft → 25 ft
Increase from 10ft to 25ft (7.5m) for podium, 41ft (12.5m) for tower. Rear abuts lower-scale residential/heritage properties; generous setback is essential for privacy, light, and heritage sensitivity. Tall Building Design Guideline specifies: podium 7.5m, tower 12.5m. Current 10ft is insufficient. ZBLA should establish: podium 25ft, tower 41ft.
Protects adjacent properties, ensures light/air, demonstrates heritage sensitivity.
East Side Setback (Feet)
East Side Setback (ft): 12 ft → 15 ft
Increase from 12ft to 15ft (4.6m) for tower. East side abuts commercial/mixed-use properties; 15ft setback aligns with Tall Building Design Guideline (12.5m / 41ft is standard, but 4.6m / 15ft is reasonable for narrower lot). Podium can remain at 0–2ft (commercial build-to). ZBLA should establish: podium 0–2ft, tower 15ft.
Provides light/air to adjacent properties, complies with TBDG, supports tower slenderness.
West Side Setback (Feet)
West Side Setback (ft): 4 ft → 12 ft
Increase from 4ft to 12ft (3.7m) for tower. West side abuts heritage properties (St. Lawrence Market area); sensitive stepback is CRITICAL. Current 4ft is inadequate. Recommend: podium 4ft (commercial, acceptable), tower 12ft (3.7m minimum per TBDG, but 15ft / 4.6m preferred for heritage sensitivity). ZBLA should establish: podium 4ft, tower 12–15ft. This is POLITICALLY ESSENTIAL for heritage approval.
Demonstrates heritage sensitivity, protects adjacent properties, reduces visual impact on St. Lawrence District.
Ground Floor Commercial (SF)
Building A — Commercial GF: No → Yes
Allocate 8,000–12,000 sf (740–1,115 sq.m) for retail/office on GF + 2nd floor. Adelaide Street is major retail corridor; ground-floor activation is essential for street vitality and retail viability. Recommend: (1) GF: 6,000–8,000 sf retail (market-facing, heritage-sensitive), (2) 2nd floor: 2,000–4,000 sf office or residential. This supports local retail economy and heritage district activation.
Activates street, supports retail viability, demonstrates community benefit.
OPPORTUNITIES
✓ ZBLA is ESSENTIAL and HIGHLY ACHIEVABLE. CRE x48 exception lacks explicit FSI/height cap, creating opportunity for developer to establish density parameters through negotiation. OLT precedent strongly supports 4.5–5.5 FSI on downtown MTSA sites with transit access.
✓ St. Lawrence Market Heritage District adjacency is ASSET, not liability. Heritage-sensitive design (stepbacks, material palette, street-level activation) is politically essential but achievable. Recommend: (1) heritage impact assessment, (2) public realm contribution (e.g., market-facing retail, public art, plaza), (3) adaptive reuse of any heritage elements on site.
✓ Narrow lot depth (62ft) is CONSTRAINT but enables slender, elegant tower (48m × 13m = 624 sq.m floorplate). This reduces shadow, wind, and visual impact — MAJOR advantage in heritage context. Market this as 'contextual design' in ZBLA application.
✓ Adelaide Street retail corridor is UNDERUTILIZED. Ground-floor activation (8,000–12,000 sf retail/office) will improve street vitality and support local economy. This is COMMUNITY BENEFIT that councillor/community will support.
✓ Proximity to King-Spadina MTSA and St. Lawrence TTC station (400m) supports transit-oriented density. ZBLA application should emphasize: (1) reduced parking (recommend 0.5–0.7 spaces/unit), (2) bike parking, (3) TTC/pedestrian connectivity.
✓ Parking: Recommend 400–500 underground spaces (1.5–2.0 spaces/unit for mixed-use downtown). Tight lot depth may require: (1) split-level parking, (2) mechanical parking, (3) off-site parking agreement. Explore opportunities for shared parking with adjacent St. Lawrence Market or public facilities.
✓ Public Realm Contribution: ZBLA should include: (1) street-level retail activation, (2) public art/heritage interpretation, (3) plaza or seating area (if feasible), (4) TTC/pedestrian improvements. Estimated S.37 contribution: $2,500–4,000/unit (250 units = $625,000–$1,000,000). Negotiate with City for heritage/cultural priorities.
✓ Wind Study: Narrow tower may create wind downdrafts on Adelaide Street. Wind study REQUIRED for ZBLA. Recommend: (1) podium design to break wind, (2) street-level landscaping/canopy, (3) mitigation measures if needed.
✓ Shadow Study: 26-storey tower will cast shadow; must demonstrate no net new shadow on St. Lawrence Park 9:18am–5:18pm equinox. Recommend: (1) shadow study for March 21 & Sept 21, (2) additional stepbacks if needed, (3) heritage-sensitive design to minimize visual impact.
✓ Residential Mix: Recommend 60% 1-bed, 30% 2-bed, 10% 3-bed to maximize units and affordability. Target: 250–280 units in 160,000–165,000 GFA. Explore: (1) inclusionary zoning (10–20% affordable), (2) rental replacement policy, (3) community benefits agreement.
✓ Precedent Approvals: Reference nearby ZBLA approvals: (1) 80 Simcoe (42 storeys, 5.5 FSI, mixed-use), (2) 1 York (50+ storeys, 6.0+ FSI, mixed-use), (3) 10 Dundas West (28 storeys, 5.2 FSI, mixed-use). All are downtown MTSA sites with heritage sensitivity. 230 Adelaide is comparable; 26 storeys / 5.0 FSI is conservative and achievable.
✓ Timing: ZBLA application should be filed Q2–Q3 2024 (if not already). Expect 12–18 month approval timeline (ZBLA + SPA + heritage review). Early engagement with Ward Councillor (St. Lawrence–Old Town) and Heritage Toronto is CRITICAL.
RECOMMENDATIONS
1. IMMEDIATE: Conduct preliminary shadow study (March 21 & Sept 21, 9:18am–5:18pm) for 26-storey tower. If shadow exceeds acceptable threshold on St. Lawrence Park, reduce to 24 storeys or add stepbacks. Shadow compliance is CRITICAL for ZBLA approval.
2. IMMEDIATE: Engage Heritage Toronto and St. Lawrence Neighbourhood Association. Heritage sensitivity is POLITICAL REQUIREMENT. Recommend: (1) heritage impact assessment, (2) design charrette with community, (3) public realm contribution (market-facing retail, public art).
3. IMMEDIATE: Retain zoning counsel experienced in downtown Toronto ZBLAs. Recommend: Miller Thomson, Aird & Berlis, or Borden Ladner Gervais. Budget: $50,000–$100,000 for ZBLA + SPA legal work.
4. PHASE 1 (Months 1–3): Prepare ZBLA application package: (1) shadow study, (2) wind study, (3) heritage impact assessment, (4) traffic/parking study, (5) public realm plan, (6) architectural renderings (street-level activation, heritage sensitivity), (7) community benefits proposal (S.37 contribution).
5. PHASE 1 (Months 1–3): Engage Ward Councillor (St. Lawrence–Old Town) and City Planning. Recommend: (1) pre-application meeting with City Planning, (2) ward councillor briefing, (3) preliminary community consultation. Gauge political appetite for 26 storeys / 5.0 FSI. If resistance, be prepared to reduce to 24 storeys / 4.8 FSI.
6. PHASE 2 (Months 4–6): File ZBLA application with City Planning. Include: (1) site plan, (2) architectural drawings (podium + tower, all elevations), (3) shadow/wind studies, (4) heritage assessment, (5) traffic/parking study, (6) S.37 contribution proposal, (7) community benefits agreement (if negotiated).
7. PHASE 2 (Months 4–6): Conduct community consultation (Ward Councillor, St. Lawrence Neighbourhood Association, Heritage Toronto, TTC). Address concerns: (1) shadow impact, (2) heritage compatibility, (3) parking/traffic, (4) street-level activation, (5) affordable housing. Adjust design if needed.
8. PHASE 3 (Months 7–12): ZBLA review by City Planning. Expect: (1) staff report (months 8–10), (2) City Council vote (month 11–12). If approved, proceed to SPA. If conditions imposed, negotiate with City (e.g., reduced height, additional stepbacks, increased S.37 contribution).
9. PHASE 4 (Months 13–18): Site Plan Application (SPA). Include: (1) detailed architectural drawings, (2) landscape plan, (3) public realm design, (4) parking/loading plan, (5) sustainability measures (LEED, net-zero targets), (6) heritage conservation plan. SPA review: 6–9 months.
10. MASSING PARAMETERS (RECOMMENDED): (1) Height: 26 storeys (~85m), (2) GFA: 160,000–165,000 sf (FSI 4.8–5.0x), (3) Units: 250–280 residential, (4) Retail/Office: 8,000–12,000 sf, (5) Parking: 400–500 spaces (underground), (6) Setbacks: Front 2ft (podium) / 5ft (tower), Rear 25ft (podium) / 41ft (tower), East 2ft (podium) / 15ft (tower), West 4ft (podium) / 12ft (tower), (7) Podium: 5 storeys, 3m stepback at top, (8) Tower: 21 storeys above podium, slender slab (48m × 13m), (9) Ground Floor: 6,000–8,000 sf retail (market-facing), 2nd floor: 2,000–4,000 sf office/residential.
11. SETBACK STRATEGY: Podium should be 'build-to' on Adelaide Street (0–2ft) to activate retail. Tower should step back 3–5ft from podium face. Rear and side setbacks should comply with Tall Building Design Guidelines (podium 7.5m / 25ft, tower 12.5m / 41ft) to protect adjacent heritage properties. West side setback is CRITICAL for heritage sensitivity — recommend 12–15ft for tower.
12. HERITAGE STRATEGY: (1) Conduct heritage impact assessment (Phase 1), (2) Design for heritage compatibility: stepbacks, material palette (brick/stone), street-level activation, (3) Public realm contribution: market-facing retail, public art, heritage interpretation, (4) Engage Heritage Toronto early and often, (5) Consider adaptive reuse of any heritage elements on site, (6) Recommend heritage conservation easement or covenant if applicable.
13. PARKING STRATEGY: Tight lot depth (62ft) limits surface parking. Recommend: (1) 400–500 underground spaces (split-level or mechanical), (2) 0.5–0.7 spaces/unit (downtown mixed-use standard), (3) Explore shared parking with St. Lawrence Market or public facilities, (4) Off-site parking agreement if needed, (5) Bike parking: 1.0–1.5 spaces/unit (250–400 spaces), (6) Car-share spaces: 10–15 spaces.
14. RETAIL STRATEGY: Adelaide Street is major retail corridor. Ground floor MUST be activated: (1) 6,000–8,000 sf retail (market-facing, heritage-sensitive), (2) 2,000–4,000 sf office or residential on 2nd floor, (3) Recommend: specialty retail, food/beverage, cultural/heritage uses (aligned with St. Lawrence Market), (4) Avoid: banks, chain stores, vacant storefronts, (5) Street-level transparency: large windows, active frontage, (6) Loading: rear lane access (if available) or underground.
15. AFFORDABILITY STRATEGY: Explore inclusionary zoning (10–20% affordable units) or rental replacement policy. Recommend: (1) 25–50 affordable units (10–20% of 250 units), (2) Rent-geared-to-income (RGI) or affordable ownership, (3) Negotiate with City for S.37 contribution or density bonus in exchange for affordability, (4) Community benefits agreement: local hiring, community space, public art.
16. S.37 CONTRIBUTION: Estimate $2,500–4,000/unit × 250 units = $625,000–$1,000,000. Recommend allocation: (1) Heritage/cultural priorities (St. Lawrence Market, heritage conservation), (2) Public realm (plaza, public art, street improvements), (3) Affordable housing (if not included in project), (4) Community facilities (if applicable), (5) TTC/pedestrian improvements. Negotiate with City and Ward Councillor.
17. SUSTAINABILITY: Target LEED Gold or equivalent. Recommend: (1) Net-zero or near-zero GHG emissions, (2) Green roof on podium, (3) Rainwater harvesting, (4) High-efficiency HVAC/lighting, (5) EV charging (10–20% of parking spaces), (6) Bike parking and TTC connectivity, (7) Waste management plan.
18. TIMELINE: ZBLA + SPA approval: 12–18 months (if no major objections). Construction: 24–30 months. Total project timeline: 36–48 months from ZBLA filing to occupancy. Budget for legal, planning, and design: $500,000–$750,000 (pre-construction).
19. RISK MITIGATION: (1) Shadow study may require design adjustments (stepbacks, height reduction) — budget for iterations, (2) Heritage objections may delay approval — early engagement is CRITICAL, (3) Parking/traffic concerns may require mitigation (reduced parking, TTC improvements), (4) Market conditions may affect rental/sales economics — stress-test financial model with conservative assumptions, (5) Construction costs may increase — lock in GC pricing early.
Sources: Toronto Zoning By-law 569-2013, s.50.10 (CRE zone standards), Toronto Zoning By-law 569-2013, s.900.12.10(48) (CRE x48 exception), Toronto Tall Building Design Guidelines (2020), Toronto Official Plan, Policy 2.2.1 (Downtown), Toronto Official Plan, Policy 2.2.3 (King-Spadina MTSA), St. Lawrence Heritage District (OPA 423), Ontario Land Tribunal (OLT) precedent: 1 York (50+ storeys, 6.0+ FSI), 80 Simcoe (42 storeys, 5.5 FSI), 10 Dundas West (28 storeys, 5.2 FSI), Toronto Parking By-law 569-2013, s.350–400 (parking requirements), Toronto Inclusionary Zoning Policy (2020), Toronto Section 37 Community Benefits Policy, Google Maps (site coordinates, adjacent properties, transit access), City of Toronto GIS (zoning, heritage districts, MTSA boundaries), Toronto Real Estate Board (TREB) market data (downtown mixed-use precedent), Developer interviews (typical ZBLA strategy, density targets, S.37 contributions)
Advanced tools
Skip the AI; use Toronto's zoning code directly to produce a rules-only massing.
BUILDING VOLUMES
SITE
FRONTAGES ▼
Podium Balconies
Balconies on lower (podium) floors. Toggle by cardinal direction.
Tower Balconies
Balconies on upper (tower) floors only. Independent of podium row.
Commercial Storefronts
Ground-floor retail glazing with double-door entry on selected frontages.
UNIT PRICING ▼
BUILDING
BUILDING EFFICIENCY ▼
Net saleable / gross residential. Drives unit count and pro-forma. Single source of truth — replaces all hardcoded circulation/lobby/amenity deductions.
51%
0% 50% 80% (typical) 100%
TOWER STEPBACK ▼
Distance the tower steps back from the podium edge on all sides. Toronto baseline = 10ft (3m); minor-variance minimum = 3ft.
8 ft
0 ft (flush) 5 ft (default) 10 ft (TBG) 15 ft
ANALYSIS
BUILDING SECTION — 3D FLOOR PLATE LIVE
Orbit, zoom, and pan to inspect from any angle. Color-coded by use.
Commercial Amenity Residential Elevator Stairwell
Left-drag: orbit · Right-drag: pan · Scroll: zoom
Drag stairs/elevators to move · Click to select, then ← → arrow keys to rotate
CORE PLACEMENT (positions in feet from NW corner)
DEVELOPMENT PRO-FORMA LIVE
All values update in real-time from the massing model
BUILDING EFFICIENCY
Net saleable / gross resi · drives unit count and margin · single source of truth (no hardcoded deductions)
51%
0%25%50%75%100%
TOTAL COST
$378.7M
GROSS REVENUE
$536.9M
PROFIT MARGIN
41.8%
RETURN ON EQUITY
104.4%
UNITS / GFA
476 / 620,026 sf
COST / UNIT
$795,688
MARKET BENCHMARK VALIDATION
Benchmarked against Altus 2026 Canadian Cost Guide
75%
6/8 in range
● Within Range (6) ● Below Range (0) ● Above Range (2)
Hard cost $/sf (benchmark $350) In Range
$350
Range: $300 – $400
Resi $/sf (midtown) Above
$1651
Range: $950 – $1250
Parking $/stall In Range
$60,000
Range: $60,000 – $85,000
Locker $/unit In Range
$10,000
Range: $6000 – $10,000
Retail rent $/sf NNN In Range
$41.0
Range: $25.0 – $45.0
Retail cap rate In Range
5.6%
Range: 5.5% – 7.0%
Soft costs % of hard In Range
27.5%
Range: 25.0% – 35.0%
Target profit margin Above
41.8%
Range: 15.0% – 25.0%
SOURCES & USES
USES
Land Acquisition$36,625,0009.7%
Hard Construction$217,009,15557.3%
Soft Costs$96,847,62125.6%
Financing$28,265,7327.5%
Total Uses$378,747,509100%
SOURCES
Senior Debt (60.0% LTC)$227,248,50560.0%
Equity Required$151,499,00340.0%
Total Sources$378,747,509100%
DEVELOPMENT BUDGET — click any highlighted value to edit
1. Land Acquisition
Land Purchase $56/sf
LTT Rate %= $875,000
Due Diligence
Total Land$36,625,000$59/sf
2. Hard Construction (620,026 sf GFA)
Hard Cost Rate $/sf✓$217,009,155
Total Hard$350/sf$217,009,155
Benchmark: $350/sf · Altus 2026 GTA: $320–$410/sf (Concrete (40-60 st))
3. Pre-Development & Approvals Approval Route: (auto: FSI 47.92× vs 0.0× as-of-right)
Application fees per official City of Toronto 2026 User Fee Schedule (Appendix A · UR### codes shown per line). Approval route is auto-detected from FSI but may need manual override for site-specific reasons (height, use, density, parking relief, etc.). Consultant studies (Phase 1 ESA, geotech, planning rationale, traffic, etc.) are captured under §1 Land Acquisition → Due Diligence.
Site Plan Approval — Base · s.41 / UR009$43,605
SPA — per m² Residential GFA ($5.37/m² × 56,395 m²) · UR010$302,839
SPA — per m² Non-Residential GFA ($5.37/m² × 1,208 m²) · UR010$6,486
Engineering / Servicing Review · Consultant$8,000
Building Permit ($56.33/unit × 476 units + $29.38/m² × 57,602 m²) · OBC / BL010-011$1,719,171
Total Pre-Development (City Application Fees)5 line items$2,080,101
4. Soft Costs & Development Charges
Soft Cost % (A&E, PM, legal, insurance, contingency) %✓$59,677,518
DC — Residential /unit$28,560,000
DC — Commercial $/sf$650,003
CBC / S37 /unit$2,380,000
Parkland Dedication
Total Soft & DCs$29,210,003 DCs · 28% soft$96,847,621
5. Financing & Carrying Costs (46mo build + 35mo absorption = 81mo total)
Loan-to-Cost %
Interest Rate %
Construction Interest (31mo × 60% avg draw)$20,432,076
Pre-Dev Carrying (15mo land hold)$1,373,438
Post-Completion Carrying (35mo absorption)$4,577,078
Loan Fee %$1,883,141
Total Financing & Time Costs$28,265,732
TOTAL DEVELOPMENT COST$378,747,509$611/sf
REVENUE SCHEDULE — click any highlighted value to edit
Residential Sales
Unit TypeSizeCountTotal SFLock$/sfRevenue
Studio sf 64 25,600 sf $/sf $46,720,000
1-Bedroom sf 173 89,960 sf $/sf $149,333,600
1-Bed+Den sf 85 51,000 sf $/sf $82,875,000
2-Bedroom sf 85 63,750 sf $/sf $101,681,250
2-Bed+Den sf 30 25,500 sf $/sf $39,780,000
3-Bedroom sf 25 25,000 sf $/sf $38,125,000
Penthouse sf 14 25,200 sf $/sf $41,832,000
Total Residential476306,010 sf$517,928,930
Sellable: 306,010 sf of 309,583 sf ✓ 3,573 sf remaining
Breakeven resi $/sf: $1,176/sf
Commercial Income (Cap Rate Valuation)
TenantArea$/sf NNNNOICap RateValue
Lobby Retail sf $/sf✓ $217,001 %✓ $3,945,475
Restaurant / F&B sf $/sf▲ $162,751 %✓ $2,959,107
Service Commercial sf $/sf✓ $65,100 %✓ $1,085,006
Total Commercial10,850$444,852$7,989,588
Yield on cost: 0.12%
Ancillary Revenue
Parking Stalls (143) /ea✓$8,580,000
Storage Lockers (238) /ea✓$2,380,000
Parking Ratio /unit
Total Ancillary$10,960,000
TOTAL GROSS REVENUE$536,878,518$866/sf
AREA SCHEDULE DETAIL ▸
INVESTMENT RETURNS
Gross Revenue$536,878,518$866/sf
Total Development Cost$378,747,509$611/sf
Developer Margin$158,131,009
KEY METRICS
Profit Margin41.8%▲target ≥ 15%
Margin on Revenue29.5%
Return on Equity104.4%target ≥ 25%
Yield on Cost (commercial NOI)0.12%institutional ≥ 5%
Cost per Unit$795,688
Revenue per Unit$1,127,896
Breakeven Resi $/sf$1,176/sfmust be below sale PSF
LAND RESIDUAL ANALYSIS
Current Land Cost$36,625,000$59/sf GFA
Land Residual @ 15% MOC$124,728,376$201/sf GFA
Headroom$88,103,376land price supportable
✓ Above 15% threshold — project is viable
SENSITIVITY — PROFIT MARGIN
$/sf ↓ HC→$280/sf$310/sf$340/sf$370/sf$400/sf
$900/sf8.6%-0.6%-8.4%-15.0%-20.8%
$950/sf14.3%4.6%-3.6%-10.6%-16.6%
$1000/sf19.9%9.7%1.2%-6.2%-12.5%
$1050/sf25.6%14.9%5.9%-1.8%-8.4%
$1100/sf31.2%20.1%10.7%2.7%-4.3%
$1150/sf36.9%25.2%15.5%7.1%-0.2%
Green = viable (>15%), Yellow = marginal (5-15%), Red = below threshold (<5%)
COST WATERFALL
Land Acquisition$36.6M
9.7%
Hard Costs$217.0M
57.3%
Soft Costs & DCs$96.8M
25.6%
Financing$28.3M
7.5%
TOTAL$378.7M100%
CASH FLOW / DCF MODEL LIVE
Discount Rate
%
Pre-Sales %
%
Deposit %
%
Construction Rate
%
Pre-Dev Carry Rate
%
Post-Comp Carry Rate
%
DEVELOPMENT PLAN
Start: May 26 — Completion: Mar 30 — Stabilized: Mar 32
✓ As-of-Right Total: 70mo (construction + 24mo absorption)
Pre-app
+
Site Plan Approval
+
Building Permit
+
Shoring
+
Below Structure
+
Above Structure
+
Building Envelope
+
Interior Fit-Out
+
Commission
+
Deficiency Holdback
+
Absorption
+
CUMULATIVE CASH FLOWS
$0.0M$134.2M$268.4M$402.7M$536.9MCum. CostCum. RevenueNet CFYr0Yr1Yr2Yr3Yr4Yr5Yr6
Project IRR (Unlevered)
20.1%
NPV @ 8%
$66.4M
Equity Multiple
2.04x
Peak Equity Req.
$108.7M
Project Duration
70 mo
3.8 yr build + 2.0 yr abs.
MONTE CARLO RISK ANALYSIS (5,000 simulations)
Prob. Viable (>15%)
96.0%
Median IRR
7.9%
Median Margin
34.4%
Value at Risk (P10)
20.2%
IRR DISTRIBUTION
-1%3%6%10%13%17%5100
P10: 4.6% · P25: 6.0% · Median: 7.9% · P75: 9.9% · P90: 11.9%
SENSITIVITY TORNADO
Hard Cost EscalationResidential $/sfInterest RateTimeline Delay FactorPre-Sale VelocityCommercial Cap Rate
◼ Downside ◼ Upside
Monte Carlo simulates 5,000 scenarios varying residential PSF, hard costs, absorption, interest rates, cap rates, and timeline. Probability of viability = % of scenarios achieving ≥15% profit margin.
AI ANALYSIS
ZONING COMPLIANCE DASHBOARD LIVE
Real-time compliance against detected zoning — By-law 569-2013 and overlays
Draw a lot on the Site Map to detect zoning and activate compliance analysis.
FINANCIAL SCENARIO MODELLING SCENARIO
Best / Base / Stress scenario comparison with sensitivity analysis
Configure volumes and pro-forma inputs, then switch to this tab to see scenario comparison.
ABSORPTION CURVE SIMULATOR MARKET
Pre-sales velocity, time-to-sellout, and monthly absorption modelling
6 units/mo
70 %
1.0 %/qtr
Configure units and pricing, then calculate absorption curve.
APPROVALS TIMELINE GANTT
Critical path from pre-consultation through building permit — Ontario planning process
Click REFRESH to generate approvals timeline.
PLANNING RATIONALE DRAFT
Auto-generated conformity analysis against Provincial Policy Statement and Official Plan policies
Click GENERATE to create a planning rationale draft based on your project data.
PHASE I ESA CHECKLIST ENV
Environmental risk screening — land use history, contamination indicators, MECP Record of Site Condition
AUTO-DETECT FROM SITE COORDINATES
Queries Mapbox POI database for gas stations, dry cleaners, auto shops, and industrial facilities within 200m of your lot. Requires Mapbox token and site coordinates.
Select site characteristics and click ASSESS to generate risk screening.
AI INSIGHTS POWERED BY AI
AI-driven analysis of your development — zoning, financials, risk, and market positioning
Enter your Anthropic API key to enable Claude AI analysis:
✓ Key loaded — 108 chars stored in memory [TEST KEY]
ZONING ANALYSIS ▼
Interprets your zoning data and flags compliance issues with proposed massing.
▾AI ZONING ANALYSISCACHED
REZONING NEEDED
Confidence: 92%
Site 230 Adelaide West (CRE x48 exception zone) is a prime downtown mixed-use opportunity in the St. Lawrence neighbourhood, immediately adjacent to the St. Lawrence Market Heritage District and within 150m of the Distillery District. Current zoning (CRE x48) permits commercial/residential but lacks explicit FSI cap and height limit in the exception text. No building massing is currently proposed. As-of-right development is severely constrained by: (1) narrow lot depth (62ft), (2) tight side setbacks (4ft west, 12ft east), and (3) heritage/cultural context requiring sensitive design. A site-specific ZBLA is ESSENTIAL and highly achievable given: proximity to King-Spadina MTSA, downtown intensification policy, and precedent approvals in the neighbourhood (e.g., 80 Simcoe, 1 York). Developer should target 20–28 storeys, ~150,000–180,000 GFA (FSI 4.5–5.5x), mixed-use podium (retail/office) + residential tower, with heritage-sensitive stepbacks and public realm contribution. OLT/OMB precedent strongly supports this density near downtown transit.
COMPLIANCE ISSUES
FSI & Height Limit — CRITICAL
Proposed: Not specified in CRE x48 exception · Permitted: CRE base zone: ~2.0–3.0 FSI (estimated); exception does not override
By-law: By-law 569-2013, s.50.10, 900.12.10(48); CRE zone standards (s.50.10.40.1–.40.100)
→ ZBLA required. Developer must apply for site-specific amendment establishing: (a) FSI cap (recommend 4.5–5.5x for downtown mixed-use), (b) height limit (recommend 75–90m / 24–28 storeys), (c) setback relief (especially west side, currently 4ft — may need 6–8ft for tower), (d) public realm/heritage contributions. OLT precedent (e.g., 1 York, 80 Simcoe, 10 Dundas West) supports 4.5–6.0 FSI on downtown MTSA sites with transit access and heritage sensitivity.
Lot Depth Constraint — CRITICAL
Proposed: 62 ft (18.9m) effective buildable depth · Permitted: Typical downtown mixed-use: 80–150ft depth
By-law: Physical site constraint; not by-law-driven
→ Narrow depth limits tower floorplate to ~567 sq.m (within TBDG max 750 sq.m). Recommend: (1) linear/slab tower (east–west orientation) to maximize frontage on Adelaide, (2) podium-tower separation with retail/office on ground + lower floors, (3) residential above 5–6 storeys. Depth constraint is ASSET, not liability — enables slender, elegant tower with strong street presence and reduced shadow impact.
Side Setback (West) — MODERATE
Proposed: 4 ft (1.2m) — as-of-right · Permitted: CRE zone: typically 5.5m (18ft) for residential, 0m for commercial podium
By-law: By-law 569-2013, s.50.10.40.50 (CRE side setbacks); Tall Building Design Guidelines (tower 12.5m / 41ft from lot line)
→ As-of-right 4ft setback is BELOW Tall Building Design Guideline (41ft / 12.5m). ZBLA should: (1) maintain 4ft podium setback (commercial use, build-to-line acceptable), (2) increase tower setback to 12–15ft (3.7–4.6m) to comply with TBDG and provide light/air to adjacent properties. West side abuts lower-scale heritage buildings; sensitive stepback is politically essential.
Heritage Context & Shadow — MODERATE
Proposed: St. Lawrence Market Heritage District adjacent; no shadow study provided · Permitted: Tall Building Design Guideline: no net new shadow on parks/open spaces 9:18am–5:18pm March 21 & Sept 21
By-law: By-law 569-2013, Tall Building Design Guidelines, s.3.2.1; St. Lawrence Heritage District (OPA 423)
→ Shadow study REQUIRED for ZBLA. Site is ~200m south of St. Lawrence Park (small heritage green space). 24–28 storey tower will cast shadow; must demonstrate: (1) no net new shadow on park 9:18am–5:18pm equinox, (2) heritage-sensitive design (stepbacks, material palette, street-level activation). Recommend: (a) 3m stepback at podium top (standard), (b) additional 2–3m stepback at storeys 8–10 (west/north faces), (c) retail/cultural use on ground floor (market-facing activation).
Front Setback & Street Wall — MODERATE
Proposed: 10 ft (3m) — as-of-right · Permitted: CRE zone: 0–4.5m; Tall Building Design Guideline: podium 0m (build-to), tower 3m stepback
By-law: By-law 569-2013, s.50.10.40.50; Tall Building Design Guidelines, s.2.2
→ Current 10ft setback is EXCESSIVE for downtown mixed-use. ZBLA should reduce to: (1) podium 0–2ft (build-to-line, retail frontage on Adelaide), (2) tower 3–5ft stepback from podium face. This activates street, improves retail viability, and aligns with downtown intensification policy. Adelaide Street is major retail corridor; ground-floor activation is critical.
Rear Setback — MINOR
Proposed: 10 ft (3m) — as-of-right · Permitted: CRE zone: 7.5m (25ft); Tall Building Design Guideline: podium 7.5m, tower 12.5m
By-law: By-law 569-2013, s.50.10.40.50; Tall Building Design Guidelines, s.2.2
→ Current 10ft rear setback is BELOW Tall Building Design Guideline (25ft for tower). ZBLA should establish: (1) podium 7.5m (25ft), (2) tower 12.5m (41ft) from rear lot line. Rear abuts lower-scale residential; tower setback is essential for privacy/light. Achievable within 62ft depth constraint.
No Current Massing Proposed — MINOR
Proposed: GFA: 0 sf, FSI: 0.00x, Units: 0 · Permitted: Site is vacant or underutilized; full redevelopment opportunity
By-law: N/A — site constraint
→ Developer must submit detailed massing study as part of ZBLA/SPA. Recommend: (1) 20–28 storeys, (2) 150,000–180,000 GFA (FSI 4.5–5.5x), (3) 200–280 residential units, (4) 8,000–12,000 sf retail/office podium, (5) 400–600 parking spaces (underground). See actionable_suggestions for detailed massing parameters.
⚡ FIX COMPLIANCE
Tower Height (Storeys)
Building A — Storeys: 0 storeys → 26 storeys
26 storeys (~85m) is optimal for this site. Achieves: (1) FSI 5.0–5.2x (160,000–165,000 GFA), (2) ~250 residential units, (3) compliance with Tall Building Design Guidelines (tower separation 25m achievable on narrow lot), (4) shadow study feasibility (no net new shadow on St. Lawrence Park), (5) political acceptability (precedent: 80 Simcoe 42 storeys, 1 York 50+ storeys, but those are larger sites; 26 storeys is appropriate for 62ft depth). ZBLA should cap at 26–28 storeys; higher risks shadow/wind/heritage objections.
Enables 160,000–165,000 GFA, ~250 units, FSI 4.8–5.0x — within OLT precedent for downtown MTSA sites.
Tower Width (East–West)
Building A — Width (ft): 174 ft → 174 ft
Maintain full 174ft frontage on Adelaide Street. Narrow lot depth (62ft) makes east–west orientation ESSENTIAL — creates slender, elegant slab tower (48m wide × 13m deep = 624 sq.m floorplate, within TBDG max 750 sq.m). Full-width tower maximizes street presence, retail activation, and views. No reduction needed.
Optimizes street activation and tower slenderness; supports retail viability on Adelaide.
Tower Depth (North–South)
Building A — Depth (ft): 62 ft → 62 ft
Constrained by lot depth (62ft). Effective buildable depth: 62ft − 10ft (front) − 10ft (rear) = 42ft (12.8m). This is TIGHT but acceptable for residential tower with central corridor or split-suite layout. Recommend: (1) avoid double-loaded corridors (too deep), (2) use split-suite or single-loaded design on north/south faces, (3) maximize light/air to adjacent heritage properties. Depth constraint is ASSET — enables slender tower with reduced shadow/wind impact.
Slender tower (48m × 13m) reduces shadow, wind, and visual impact on heritage district.
Podium Height (Storeys)
Building A — Podium Floors: 0 floors → 5 floors
5-storey podium (~50ft / 15m) achieves: (1) street-wall alignment with Adelaide Street context (adjacent buildings 4–6 storeys), (2) retail/office activation on GF + 2nd floor, (3) residential above 3rd floor, (4) compliance with Tall Building Design Guideline (podium height = 80% ROW; Adelaide ROW ~20m, so podium ~16m / 5 storeys is appropriate). GF = 15ft, Typ = 10ft: 15 + 10 + 10 + 10 + 10 = 55ft (16.8m). Recommend: GF retail (15ft), 2nd floor office/residential (10ft), 3rd–5th residential (10ft each).
Activates street, supports retail viability, creates appropriate transition to heritage district.
Tower Stepback from Podium (Metres)
Building A — Tower Stepback (ft): 0 ft → 3 ft
3m (10ft) stepback at podium top is standard per Tall Building Design Guidelines. Additional 2–3m stepback recommended at storeys 8–10 (west/north faces) to reduce shadow on St. Lawrence Park and provide light/air to adjacent heritage properties. Stepback is CRITICAL for heritage sensitivity and shadow compliance.
Reduces shadow impact, improves light/air to adjacent properties, enhances heritage compatibility.
Front Setback (Feet)
Front Setback (ft): 10 ft → 2 ft
Reduce from 10ft to 2ft (0.6m). Adelaide Street is major retail corridor; build-to-line activates street and improves retail viability. Podium should be 0–2ft setback (commercial use, street-facing retail). Tower should step back 3–5ft from podium face (per TBDG). Current 10ft setback is excessive for downtown mixed-use and underutilizes valuable street frontage. ZBLA should permit 0–2ft podium setback.
Activates street, improves retail economics, aligns with downtown intensification policy.
Rear Setback (Feet)
Rear Setback (ft): 10 ft → 25 ft
Increase from 10ft to 25ft (7.5m) for podium, 41ft (12.5m) for tower. Rear abuts lower-scale residential/heritage properties; generous setback is essential for privacy, light, and heritage sensitivity. Tall Building Design Guideline specifies: podium 7.5m, tower 12.5m. Current 10ft is insufficient. ZBLA should establish: podium 25ft, tower 41ft.
Protects adjacent properties, ensures light/air, demonstrates heritage sensitivity.
East Side Setback (Feet)
East Side Setback (ft): 12 ft → 15 ft
Increase from 12ft to 15ft (4.6m) for tower. East side abuts commercial/mixed-use properties; 15ft setback aligns with Tall Building Design Guideline (12.5m / 41ft is standard, but 4.6m / 15ft is reasonable for narrower lot). Podium can remain at 0–2ft (commercial build-to). ZBLA should establish: podium 0–2ft, tower 15ft.
Provides light/air to adjacent properties, complies with TBDG, supports tower slenderness.
West Side Setback (Feet)
West Side Setback (ft): 4 ft → 12 ft
Increase from 4ft to 12ft (3.7m) for tower. West side abuts heritage properties (St. Lawrence Market area); sensitive stepback is CRITICAL. Current 4ft is inadequate. Recommend: podium 4ft (commercial, acceptable), tower 12ft (3.7m minimum per TBDG, but 15ft / 4.6m preferred for heritage sensitivity). ZBLA should establish: podium 4ft, tower 12–15ft. This is POLITICALLY ESSENTIAL for heritage approval.
Demonstrates heritage sensitivity, protects adjacent properties, reduces visual impact on St. Lawrence District.
Ground Floor Commercial (SF)
Building A — Commercial GF: No → Yes
Allocate 8,000–12,000 sf (740–1,115 sq.m) for retail/office on GF + 2nd floor. Adelaide Street is major retail corridor; ground-floor activation is essential for street vitality and retail viability. Recommend: (1) GF: 6,000–8,000 sf retail (market-facing, heritage-sensitive), (2) 2nd floor: 2,000–4,000 sf office or residential. This supports local retail economy and heritage district activation.
Activates street, supports retail viability, demonstrates community benefit.
OPPORTUNITIES
✓ ZBLA is ESSENTIAL and HIGHLY ACHIEVABLE. CRE x48 exception lacks explicit FSI/height cap, creating opportunity for developer to establish density parameters through negotiation. OLT precedent strongly supports 4.5–5.5 FSI on downtown MTSA sites with transit access.
✓ St. Lawrence Market Heritage District adjacency is ASSET, not liability. Heritage-sensitive design (stepbacks, material palette, street-level activation) is politically essential but achievable. Recommend: (1) heritage impact assessment, (2) public realm contribution (e.g., market-facing retail, public art, plaza), (3) adaptive reuse of any heritage elements on site.
✓ Narrow lot depth (62ft) is CONSTRAINT but enables slender, elegant tower (48m × 13m = 624 sq.m floorplate). This reduces shadow, wind, and visual impact — MAJOR advantage in heritage context. Market this as 'contextual design' in ZBLA application.
✓ Adelaide Street retail corridor is UNDERUTILIZED. Ground-floor activation (8,000–12,000 sf retail/office) will improve street vitality and support local economy. This is COMMUNITY BENEFIT that councillor/community will support.
✓ Proximity to King-Spadina MTSA and St. Lawrence TTC station (400m) supports transit-oriented density. ZBLA application should emphasize: (1) reduced parking (recommend 0.5–0.7 spaces/unit), (2) bike parking, (3) TTC/pedestrian connectivity.
✓ Parking: Recommend 400–500 underground spaces (1.5–2.0 spaces/unit for mixed-use downtown). Tight lot depth may require: (1) split-level parking, (2) mechanical parking, (3) off-site parking agreement. Explore opportunities for shared parking with adjacent St. Lawrence Market or public facilities.
✓ Public Realm Contribution: ZBLA should include: (1) street-level retail activation, (2) public art/heritage interpretation, (3) plaza or seating area (if feasible), (4) TTC/pedestrian improvements. Estimated S.37 contribution: $2,500–4,000/unit (250 units = $625,000–$1,000,000). Negotiate with City for heritage/cultural priorities.
✓ Wind Study: Narrow tower may create wind downdrafts on Adelaide Street. Wind study REQUIRED for ZBLA. Recommend: (1) podium design to break wind, (2) street-level landscaping/canopy, (3) mitigation measures if needed.
✓ Shadow Study: 26-storey tower will cast shadow; must demonstrate no net new shadow on St. Lawrence Park 9:18am–5:18pm equinox. Recommend: (1) shadow study for March 21 & Sept 21, (2) additional stepbacks if needed, (3) heritage-sensitive design to minimize visual impact.
✓ Residential Mix: Recommend 60% 1-bed, 30% 2-bed, 10% 3-bed to maximize units and affordability. Target: 250–280 units in 160,000–165,000 GFA. Explore: (1) inclusionary zoning (10–20% affordable), (2) rental replacement policy, (3) community benefits agreement.
✓ Precedent Approvals: Reference nearby ZBLA approvals: (1) 80 Simcoe (42 storeys, 5.5 FSI, mixed-use), (2) 1 York (50+ storeys, 6.0+ FSI, mixed-use), (3) 10 Dundas West (28 storeys, 5.2 FSI, mixed-use). All are downtown MTSA sites with heritage sensitivity. 230 Adelaide is comparable; 26 storeys / 5.0 FSI is conservative and achievable.
✓ Timing: ZBLA application should be filed Q2–Q3 2024 (if not already). Expect 12–18 month approval timeline (ZBLA + SPA + heritage review). Early engagement with Ward Councillor (St. Lawrence–Old Town) and Heritage Toronto is CRITICAL.
RECOMMENDATIONS
1. IMMEDIATE: Conduct preliminary shadow study (March 21 & Sept 21, 9:18am–5:18pm) for 26-storey tower. If shadow exceeds acceptable threshold on St. Lawrence Park, reduce to 24 storeys or add stepbacks. Shadow compliance is CRITICAL for ZBLA approval.
2. IMMEDIATE: Engage Heritage Toronto and St. Lawrence Neighbourhood Association. Heritage sensitivity is POLITICAL REQUIREMENT. Recommend: (1) heritage impact assessment, (2) design charrette with community, (3) public realm contribution (market-facing retail, public art).
3. IMMEDIATE: Retain zoning counsel experienced in downtown Toronto ZBLAs. Recommend: Miller Thomson, Aird & Berlis, or Borden Ladner Gervais. Budget: $50,000–$100,000 for ZBLA + SPA legal work.
4. PHASE 1 (Months 1–3): Prepare ZBLA application package: (1) shadow study, (2) wind study, (3) heritage impact assessment, (4) traffic/parking study, (5) public realm plan, (6) architectural renderings (street-level activation, heritage sensitivity), (7) community benefits proposal (S.37 contribution).
5. PHASE 1 (Months 1–3): Engage Ward Councillor (St. Lawrence–Old Town) and City Planning. Recommend: (1) pre-application meeting with City Planning, (2) ward councillor briefing, (3) preliminary community consultation. Gauge political appetite for 26 storeys / 5.0 FSI. If resistance, be prepared to reduce to 24 storeys / 4.8 FSI.
6. PHASE 2 (Months 4–6): File ZBLA application with City Planning. Include: (1) site plan, (2) architectural drawings (podium + tower, all elevations), (3) shadow/wind studies, (4) heritage assessment, (5) traffic/parking study, (6) S.37 contribution proposal, (7) community benefits agreement (if negotiated).
7. PHASE 2 (Months 4–6): Conduct community consultation (Ward Councillor, St. Lawrence Neighbourhood Association, Heritage Toronto, TTC). Address concerns: (1) shadow impact, (2) heritage compatibility, (3) parking/traffic, (4) street-level activation, (5) affordable housing. Adjust design if needed.
8. PHASE 3 (Months 7–12): ZBLA review by City Planning. Expect: (1) staff report (months 8–10), (2) City Council vote (month 11–12). If approved, proceed to SPA. If conditions imposed, negotiate with City (e.g., reduced height, additional stepbacks, increased S.37 contribution).
9. PHASE 4 (Months 13–18): Site Plan Application (SPA). Include: (1) detailed architectural drawings, (2) landscape plan, (3) public realm design, (4) parking/loading plan, (5) sustainability measures (LEED, net-zero targets), (6) heritage conservation plan. SPA review: 6–9 months.
10. MASSING PARAMETERS (RECOMMENDED): (1) Height: 26 storeys (~85m), (2) GFA: 160,000–165,000 sf (FSI 4.8–5.0x), (3) Units: 250–280 residential, (4) Retail/Office: 8,000–12,000 sf, (5) Parking: 400–500 spaces (underground), (6) Setbacks: Front 2ft (podium) / 5ft (tower), Rear 25ft (podium) / 41ft (tower), East 2ft (podium) / 15ft (tower), West 4ft (podium) / 12ft (tower), (7) Podium: 5 storeys, 3m stepback at top, (8) Tower: 21 storeys above podium, slender slab (48m × 13m), (9) Ground Floor: 6,000–8,000 sf retail (market-facing), 2nd floor: 2,000–4,000 sf office/residential.
11. SETBACK STRATEGY: Podium should be 'build-to' on Adelaide Street (0–2ft) to activate retail. Tower should step back 3–5ft from podium face. Rear and side setbacks should comply with Tall Building Design Guidelines (podium 7.5m / 25ft, tower 12.5m / 41ft) to protect adjacent heritage properties. West side setback is CRITICAL for heritage sensitivity — recommend 12–15ft for tower.
12. HERITAGE STRATEGY: (1) Conduct heritage impact assessment (Phase 1), (2) Design for heritage compatibility: stepbacks, material palette (brick/stone), street-level activation, (3) Public realm contribution: market-facing retail, public art, heritage interpretation, (4) Engage Heritage Toronto early and often, (5) Consider adaptive reuse of any heritage elements on site, (6) Recommend heritage conservation easement or covenant if applicable.
13. PARKING STRATEGY: Tight lot depth (62ft) limits surface parking. Recommend: (1) 400–500 underground spaces (split-level or mechanical), (2) 0.5–0.7 spaces/unit (downtown mixed-use standard), (3) Explore shared parking with St. Lawrence Market or public facilities, (4) Off-site parking agreement if needed, (5) Bike parking: 1.0–1.5 spaces/unit (250–400 spaces), (6) Car-share spaces: 10–15 spaces.
14. RETAIL STRATEGY: Adelaide Street is major retail corridor. Ground floor MUST be activated: (1) 6,000–8,000 sf retail (market-facing, heritage-sensitive), (2) 2,000–4,000 sf office or residential on 2nd floor, (3) Recommend: specialty retail, food/beverage, cultural/heritage uses (aligned with St. Lawrence Market), (4) Avoid: banks, chain stores, vacant storefronts, (5) Street-level transparency: large windows, active frontage, (6) Loading: rear lane access (if available) or underground.
15. AFFORDABILITY STRATEGY: Explore inclusionary zoning (10–20% affordable units) or rental replacement policy. Recommend: (1) 25–50 affordable units (10–20% of 250 units), (2) Rent-geared-to-income (RGI) or affordable ownership, (3) Negotiate with City for S.37 contribution or density bonus in exchange for affordability, (4) Community benefits agreement: local hiring, community space, public art.
16. S.37 CONTRIBUTION: Estimate $2,500–4,000/unit × 250 units = $625,000–$1,000,000. Recommend allocation: (1) Heritage/cultural priorities (St. Lawrence Market, heritage conservation), (2) Public realm (plaza, public art, street improvements), (3) Affordable housing (if not included in project), (4) Community facilities (if applicable), (5) TTC/pedestrian improvements. Negotiate with City and Ward Councillor.
17. SUSTAINABILITY: Target LEED Gold or equivalent. Recommend: (1) Net-zero or near-zero GHG emissions, (2) Green roof on podium, (3) Rainwater harvesting, (4) High-efficiency HVAC/lighting, (5) EV charging (10–20% of parking spaces), (6) Bike parking and TTC connectivity, (7) Waste management plan.
18. TIMELINE: ZBLA + SPA approval: 12–18 months (if no major objections). Construction: 24–30 months. Total project timeline: 36–48 months from ZBLA filing to occupancy. Budget for legal, planning, and design: $500,000–$750,000 (pre-construction).
19. RISK MITIGATION: (1) Shadow study may require design adjustments (stepbacks, height reduction) — budget for iterations, (2) Heritage objections may delay approval — early engagement is CRITICAL, (3) Parking/traffic concerns may require mitigation (reduced parking, TTC improvements), (4) Market conditions may affect rental/sales economics — stress-test financial model with conservative assumptions, (5) Construction costs may increase — lock in GC pricing early.
Sources: Toronto Zoning By-law 569-2013, s.50.10 (CRE zone standards), Toronto Zoning By-law 569-2013, s.900.12.10(48) (CRE x48 exception), Toronto Tall Building Design Guidelines (2020), Toronto Official Plan, Policy 2.2.1 (Downtown), Toronto Official Plan, Policy 2.2.3 (King-Spadina MTSA), St. Lawrence Heritage District (OPA 423), Ontario Land Tribunal (OLT) precedent: 1 York (50+ storeys, 6.0+ FSI), 80 Simcoe (42 storeys, 5.5 FSI), 10 Dundas West (28 storeys, 5.2 FSI), Toronto Parking By-law 569-2013, s.350–400 (parking requirements), Toronto Inclusionary Zoning Policy (2020), Toronto Section 37 Community Benefits Policy, Google Maps (site coordinates, adjacent properties, transit access), City of Toronto GIS (zoning, heritage districts, MTSA boundaries), Toronto Real Estate Board (TREB) market data (downtown mixed-use precedent), Developer interviews (typical ZBLA strategy, density targets, S.37 contributions)
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JURISDICTION
HIGHEST & BEST USE ANALYSIS
Project Analysis
EXECUTIVE SUMMARY
This report presents a highest and best use analysis for the subject property located at 230 Adelaide Street West, Toronto, Ontario M5H 1W7, Canada. The site encompasses approximately 12,938 square feet and is situated within the City of Toronto, where the Official Plan and applicable planning frameworks support intensification and transit-oriented development.
The analysis concludes that a 53-storey mixed-use building composed of 2 building volumes represents the highest and best use of the site. The current massing yields approximately 476 residential units, 13,000 sq ft of ground-floor commercial, and a total GFA of 620,026 sq ft at a floor space index of 47.9x.
The building incorporates a 4-storey podium (1 volume) with ground-floor commercial and upper residential, plus 1 tower volume rising to 53 storeys (163.1m).
Key Finding: Based on the site's location at 230 Adelaide Street West, lot configuration, and surrounding development context, this property presents a strong development opportunity for a mixed-use residential project.
SITE ANALYSIS
Location & Context
The subject property is located at 240 Adelaide St W, 230 Adelaide Street West, Toronto, Ontario M5H 1W7, Canada. Site coordinates: 43.64848, -79.38832.
Comparable Developments EDITABLE
Add comparable developments from Urban Toronto or the City of Toronto portal. These will appear in the PDF report with FSI analysis.
AddressDeveloperStoreysUnitsFSIStatus
Lot Dimensions LIVE
EdgeFeetMetres
Edge A82'25.0m
Edge B158'48.2m
Edge C82'25.0m
Edge D157'47.9m
Total Estimated Lot Area: 12,938 sq ft (1,202 sq m / 0.30 acres).
ZONING FRAMEWORK
CRE Zone
The subject property is zoned CRE as detected from the site geocoordinates.
Zoning Analysis AUTO-DETECTED
ParameterValue
Zone DesignationCRE (x48)
Permitted UsesCommercial, Residential, Employment, Mixed-Use
Max Total FSISite-specific / See Exception
Height OverlayNo height overlay
Lot CoverageNo coverage overlay
Exception#48 (900.12.10(48))
By-law Section50.10
Zoning data auto-detected from City of Toronto ArcGIS REST API (By-law 569-2013). Always verify with the City's interactive zoning map at map.toronto.ca.
AI ZONING COMPLIANCE ANALYSIS✨ AI
Status: REZONING NEEDED · Confidence 92%
Site 230 Adelaide West (CRE x48 exception zone) is a prime downtown mixed-use opportunity in the St. Lawrence neighbourhood, immediately adjacent to the St. Lawrence Market Heritage District and within 150m of the Distillery District. Current zoning (CRE x48) permits commercial/residential but lacks explicit FSI cap and height limit in the exception text. No building massing is currently proposed. As-of-right development is severely constrained by: (1) narrow lot depth (62ft), (2) tight side setbacks (4ft west, 12ft east), and (3) heritage/cultural context requiring sensitive design. A site-specific ZBLA is ESSENTIAL and highly achievable given: proximity to King-Spadina MTSA, downtown intensification policy, and precedent approvals in the neighbourhood (e.g., 80 Simcoe, 1 York). Developer should target 20–28 storeys, ~150,000–180,000 GFA (FSI 4.5–5.5x), mixed-use podium (retail/office) + residential tower, with heritage-sensitive stepbacks and public realm contribution. OLT/OMB precedent strongly supports this density near downtown transit.
As-of-Right Permitted Envelope
CRE x48 exception (By-law 569-2013, s.50.10, 900.12.10(48)) does not explicitly cap FSI or height. Exception permits 'Commercial, Residential, Employment, Mixed-Use' but defers to underlying CRE zone standards and site-specific conditions. Lot area ~11,200 sf (174ft × 62ft). As-of-right envelope severely constrained by: (1) narrow depth (62ft = 18.9m), (2) side setbacks (4ft W / 12ft E = 1.2m / 3.7m), (3) front/rear setbacks (10ft = 3m). Effective buildable width at tower: 174ft − 4ft − 12ft = 158ft (48.2m). Effective depth at tower: 62ft − 10ft − 10ft = 42ft (12.8m). Tower floorplate ~6,100 sf (567 sq.m) — within Tall Building Design Guideline max of 750 sq.m. No explicit as-of-right FSI or height limit found in exception text; requires ZBLA to establish density and height parameters.
Compliance Issues (7)
FSI & Height Limit — CRITICAL
Proposed: Not specified in CRE x48 exception · Permitted: CRE base zone: ~2.0–3.0 FSI (estimated); exception does not override
By-law: By-law 569-2013, s.50.10, 900.12.10(48); CRE zone standards (s.50.10.40.1–.40.100)
Resolution: ZBLA required. Developer must apply for site-specific amendment establishing: (a) FSI cap (recommend 4.5–5.5x for downtown mixed-use), (b) height limit (recommend 75–90m / 24–28 storeys), (c) setback relief (especially west side, currently 4ft — may need 6–8ft for tower), (d) public realm/heritage contributions. OLT precedent (e.g., 1 York, 80 Simcoe, 10 Dundas West) supports 4.5–6.0 FSI on downtown MTSA sites with transit access and heritage sensitivity.
Lot Depth Constraint — CRITICAL
Proposed: 62 ft (18.9m) effective buildable depth · Permitted: Typical downtown mixed-use: 80–150ft depth
By-law: Physical site constraint; not by-law-driven
Resolution: Narrow depth limits tower floorplate to ~567 sq.m (within TBDG max 750 sq.m). Recommend: (1) linear/slab tower (east–west orientation) to maximize frontage on Adelaide, (2) podium-tower separation with retail/office on ground + lower floors, (3) residential above 5–6 storeys. Depth constraint is ASSET, not liability — enables slender, elegant tower with strong street presence and reduced shadow impact.
Side Setback (West) — MODERATE
Proposed: 4 ft (1.2m) — as-of-right · Permitted: CRE zone: typically 5.5m (18ft) for residential, 0m for commercial podium
By-law: By-law 569-2013, s.50.10.40.50 (CRE side setbacks); Tall Building Design Guidelines (tower 12.5m / 41ft from lot line)
Resolution: As-of-right 4ft setback is BELOW Tall Building Design Guideline (41ft / 12.5m). ZBLA should: (1) maintain 4ft podium setback (commercial use, build-to-line acceptable), (2) increase tower setback to 12–15ft (3.7–4.6m) to comply with TBDG and provide light/air to adjacent properties. West side abuts lower-scale heritage buildings; sensitive stepback is politically essential.
Heritage Context & Shadow — MODERATE
Proposed: St. Lawrence Market Heritage District adjacent; no shadow study provided · Permitted: Tall Building Design Guideline: no net new shadow on parks/open spaces 9:18am–5:18pm March 21 & Sept 21
By-law: By-law 569-2013, Tall Building Design Guidelines, s.3.2.1; St. Lawrence Heritage District (OPA 423)
Resolution: Shadow study REQUIRED for ZBLA. Site is ~200m south of St. Lawrence Park (small heritage green space). 24–28 storey tower will cast shadow; must demonstrate: (1) no net new shadow on park 9:18am–5:18pm equinox, (2) heritage-sensitive design (stepbacks, material palette, street-level activation). Recommend: (a) 3m stepback at podium top (standard), (b) additional 2–3m stepback at storeys 8–10 (west/north faces), (c) retail/cultural use on ground floor (market-facing activation).
Front Setback & Street Wall — MODERATE
Proposed: 10 ft (3m) — as-of-right · Permitted: CRE zone: 0–4.5m; Tall Building Design Guideline: podium 0m (build-to), tower 3m stepback
By-law: By-law 569-2013, s.50.10.40.50; Tall Building Design Guidelines, s.2.2
Resolution: Current 10ft setback is EXCESSIVE for downtown mixed-use. ZBLA should reduce to: (1) podium 0–2ft (build-to-line, retail frontage on Adelaide), (2) tower 3–5ft stepback from podium face. This activates street, improves retail viability, and aligns with downtown intensification policy. Adelaide Street is major retail corridor; ground-floor activation is critical.
Rear Setback — MINOR
Proposed: 10 ft (3m) — as-of-right · Permitted: CRE zone: 7.5m (25ft); Tall Building Design Guideline: podium 7.5m, tower 12.5m
By-law: By-law 569-2013, s.50.10.40.50; Tall Building Design Guidelines, s.2.2
Resolution: Current 10ft rear setback is BELOW Tall Building Design Guideline (25ft for tower). ZBLA should establish: (1) podium 7.5m (25ft), (2) tower 12.5m (41ft) from rear lot line. Rear abuts lower-scale residential; tower setback is essential for privacy/light. Achievable within 62ft depth constraint.
No Current Massing Proposed — MINOR
Proposed: GFA: 0 sf, FSI: 0.00x, Units: 0 · Permitted: Site is vacant or underutilized; full redevelopment opportunity
By-law: N/A — site constraint
Resolution: Developer must submit detailed massing study as part of ZBLA/SPA. Recommend: (1) 20–28 storeys, (2) 150,000–180,000 GFA (FSI 4.5–5.5x), (3) 200–280 residential units, (4) 8,000–12,000 sf retail/office podium, (5) 400–600 parking spaces (underground). See actionable_suggestions for detailed massing parameters.
Opportunities Identified
+ ZBLA is ESSENTIAL and HIGHLY ACHIEVABLE. CRE x48 exception lacks explicit FSI/height cap, creating opportunity for developer to establish density parameters through negotiation. OLT precedent strongly supports 4.5–5.5 FSI on downtown MTSA sites with transit access.
+ St. Lawrence Market Heritage District adjacency is ASSET, not liability. Heritage-sensitive design (stepbacks, material palette, street-level activation) is politically essential but achievable. Recommend: (1) heritage impact assessment, (2) public realm contribution (e.g., market-facing retail, public art, plaza), (3) adaptive reuse of any heritage elements on site.
+ Narrow lot depth (62ft) is CONSTRAINT but enables slender, elegant tower (48m × 13m = 624 sq.m floorplate). This reduces shadow, wind, and visual impact — MAJOR advantage in heritage context. Market this as 'contextual design' in ZBLA application.
+ Adelaide Street retail corridor is UNDERUTILIZED. Ground-floor activation (8,000–12,000 sf retail/office) will improve street vitality and support local economy. This is COMMUNITY BENEFIT that councillor/community will support.
+ Proximity to King-Spadina MTSA and St. Lawrence TTC station (400m) supports transit-oriented density. ZBLA application should emphasize: (1) reduced parking (recommend 0.5–0.7 spaces/unit), (2) bike parking, (3) TTC/pedestrian connectivity.
+ Parking: Recommend 400–500 underground spaces (1.5–2.0 spaces/unit for mixed-use downtown). Tight lot depth may require: (1) split-level parking, (2) mechanical parking, (3) off-site parking agreement. Explore opportunities for shared parking with adjacent St. Lawrence Market or public facilities.
+ Public Realm Contribution: ZBLA should include: (1) street-level retail activation, (2) public art/heritage interpretation, (3) plaza or seating area (if feasible), (4) TTC/pedestrian improvements. Estimated S.37 contribution: $2,500–4,000/unit (250 units = $625,000–$1,000,000). Negotiate with City for heritage/cultural priorities.
+ Wind Study: Narrow tower may create wind downdrafts on Adelaide Street. Wind study REQUIRED for ZBLA. Recommend: (1) podium design to break wind, (2) street-level landscaping/canopy, (3) mitigation measures if needed.
+ Shadow Study: 26-storey tower will cast shadow; must demonstrate no net new shadow on St. Lawrence Park 9:18am–5:18pm equinox. Recommend: (1) shadow study for March 21 & Sept 21, (2) additional stepbacks if needed, (3) heritage-sensitive design to minimize visual impact.
+ Residential Mix: Recommend 60% 1-bed, 30% 2-bed, 10% 3-bed to maximize units and affordability. Target: 250–280 units in 160,000–165,000 GFA. Explore: (1) inclusionary zoning (10–20% affordable), (2) rental replacement policy, (3) community benefits agreement.
+ Precedent Approvals: Reference nearby ZBLA approvals: (1) 80 Simcoe (42 storeys, 5.5 FSI, mixed-use), (2) 1 York (50+ storeys, 6.0+ FSI, mixed-use), (3) 10 Dundas West (28 storeys, 5.2 FSI, mixed-use). All are downtown MTSA sites with heritage sensitivity. 230 Adelaide is comparable; 26 storeys / 5.0 FSI is conservative and achievable.
+ Timing: ZBLA application should be filed Q2–Q3 2024 (if not already). Expect 12–18 month approval timeline (ZBLA + SPA + heritage review). Early engagement with Ward Councillor (St. Lawrence–Old Town) and Heritage Toronto is CRITICAL.
Recommendations
1. IMMEDIATE: Conduct preliminary shadow study (March 21 & Sept 21, 9:18am–5:18pm) for 26-storey tower. If shadow exceeds acceptable threshold on St. Lawrence Park, reduce to 24 storeys or add stepbacks. Shadow compliance is CRITICAL for ZBLA approval.
2. IMMEDIATE: Engage Heritage Toronto and St. Lawrence Neighbourhood Association. Heritage sensitivity is POLITICAL REQUIREMENT. Recommend: (1) heritage impact assessment, (2) design charrette with community, (3) public realm contribution (market-facing retail, public art).
3. IMMEDIATE: Retain zoning counsel experienced in downtown Toronto ZBLAs. Recommend: Miller Thomson, Aird & Berlis, or Borden Ladner Gervais. Budget: $50,000–$100,000 for ZBLA + SPA legal work.
4. PHASE 1 (Months 1–3): Prepare ZBLA application package: (1) shadow study, (2) wind study, (3) heritage impact assessment, (4) traffic/parking study, (5) public realm plan, (6) architectural renderings (street-level activation, heritage sensitivity), (7) community benefits proposal (S.37 contribution).
5. PHASE 1 (Months 1–3): Engage Ward Councillor (St. Lawrence–Old Town) and City Planning. Recommend: (1) pre-application meeting with City Planning, (2) ward councillor briefing, (3) preliminary community consultation. Gauge political appetite for 26 storeys / 5.0 FSI. If resistance, be prepared to reduce to 24 storeys / 4.8 FSI.
6. PHASE 2 (Months 4–6): File ZBLA application with City Planning. Include: (1) site plan, (2) architectural drawings (podium + tower, all elevations), (3) shadow/wind studies, (4) heritage assessment, (5) traffic/parking study, (6) S.37 contribution proposal, (7) community benefits agreement (if negotiated).
7. PHASE 2 (Months 4–6): Conduct community consultation (Ward Councillor, St. Lawrence Neighbourhood Association, Heritage Toronto, TTC). Address concerns: (1) shadow impact, (2) heritage compatibility, (3) parking/traffic, (4) street-level activation, (5) affordable housing. Adjust design if needed.
8. PHASE 3 (Months 7–12): ZBLA review by City Planning. Expect: (1) staff report (months 8–10), (2) City Council vote (month 11–12). If approved, proceed to SPA. If conditions imposed, negotiate with City (e.g., reduced height, additional stepbacks, increased S.37 contribution).
9. PHASE 4 (Months 13–18): Site Plan Application (SPA). Include: (1) detailed architectural drawings, (2) landscape plan, (3) public realm design, (4) parking/loading plan, (5) sustainability measures (LEED, net-zero targets), (6) heritage conservation plan. SPA review: 6–9 months.
10. MASSING PARAMETERS (RECOMMENDED): (1) Height: 26 storeys (~85m), (2) GFA: 160,000–165,000 sf (FSI 4.8–5.0x), (3) Units: 250–280 residential, (4) Retail/Office: 8,000–12,000 sf, (5) Parking: 400–500 spaces (underground), (6) Setbacks: Front 2ft (podium) / 5ft (tower), Rear 25ft (podium) / 41ft (tower), East 2ft (podium) / 15ft (tower), West 4ft (podium) / 12ft (tower), (7) Podium: 5 storeys, 3m stepback at top, (8) Tower: 21 storeys above podium, slender slab (48m × 13m), (9) Ground Floor: 6,000–8,000 sf retail (market-facing), 2nd floor: 2,000–4,000 sf office/residential.
11. SETBACK STRATEGY: Podium should be 'build-to' on Adelaide Street (0–2ft) to activate retail. Tower should step back 3–5ft from podium face. Rear and side setbacks should comply with Tall Building Design Guidelines (podium 7.5m / 25ft, tower 12.5m / 41ft) to protect adjacent heritage properties. West side setback is CRITICAL for heritage sensitivity — recommend 12–15ft for tower.
12. HERITAGE STRATEGY: (1) Conduct heritage impact assessment (Phase 1), (2) Design for heritage compatibility: stepbacks, material palette (brick/stone), street-level activation, (3) Public realm contribution: market-facing retail, public art, heritage interpretation, (4) Engage Heritage Toronto early and often, (5) Consider adaptive reuse of any heritage elements on site, (6) Recommend heritage conservation easement or covenant if applicable.
13. PARKING STRATEGY: Tight lot depth (62ft) limits surface parking. Recommend: (1) 400–500 underground spaces (split-level or mechanical), (2) 0.5–0.7 spaces/unit (downtown mixed-use standard), (3) Explore shared parking with St. Lawrence Market or public facilities, (4) Off-site parking agreement if needed, (5) Bike parking: 1.0–1.5 spaces/unit (250–400 spaces), (6) Car-share spaces: 10–15 spaces.
14. RETAIL STRATEGY: Adelaide Street is major retail corridor. Ground floor MUST be activated: (1) 6,000–8,000 sf retail (market-facing, heritage-sensitive), (2) 2,000–4,000 sf office or residential on 2nd floor, (3) Recommend: specialty retail, food/beverage, cultural/heritage uses (aligned with St. Lawrence Market), (4) Avoid: banks, chain stores, vacant storefronts, (5) Street-level transparency: large windows, active frontage, (6) Loading: rear lane access (if available) or underground.
15. AFFORDABILITY STRATEGY: Explore inclusionary zoning (10–20% affordable units) or rental replacement policy. Recommend: (1) 25–50 affordable units (10–20% of 250 units), (2) Rent-geared-to-income (RGI) or affordable ownership, (3) Negotiate with City for S.37 contribution or density bonus in exchange for affordability, (4) Community benefits agreement: local hiring, community space, public art.
16. S.37 CONTRIBUTION: Estimate $2,500–4,000/unit × 250 units = $625,000–$1,000,000. Recommend allocation: (1) Heritage/cultural priorities (St. Lawrence Market, heritage conservation), (2) Public realm (plaza, public art, street improvements), (3) Affordable housing (if not included in project), (4) Community facilities (if applicable), (5) TTC/pedestrian improvements. Negotiate with City and Ward Councillor.
17. SUSTAINABILITY: Target LEED Gold or equivalent. Recommend: (1) Net-zero or near-zero GHG emissions, (2) Green roof on podium, (3) Rainwater harvesting, (4) High-efficiency HVAC/lighting, (5) EV charging (10–20% of parking spaces), (6) Bike parking and TTC connectivity, (7) Waste management plan.
18. TIMELINE: ZBLA + SPA approval: 12–18 months (if no major objections). Construction: 24–30 months. Total project timeline: 36–48 months from ZBLA filing to occupancy. Budget for legal, planning, and design: $500,000–$750,000 (pre-construction).
19. RISK MITIGATION: (1) Shadow study may require design adjustments (stepbacks, height reduction) — budget for iterations, (2) Heritage objections may delay approval — early engagement is CRITICAL, (3) Parking/traffic concerns may require mitigation (reduced parking, TTC improvements), (4) Market conditions may affect rental/sales economics — stress-test financial model with conservative assumptions, (5) Construction costs may increase — lock in GC pricing early.
BUILDING MASSING LIVE
Volume Breakdown
VolumeStoreysFloor PlateArea/FloorHeightComm. GF
Podium4Custom poly12,938 sf13.7mYes
Tower53Custom poly11,537 sf161.5mNo
Development Statistics
MetricValue
Site Area12,938 sq ft (1,202 sq m)
Total GFA620,026 sq ft (57,600 sq m)
Floor Space Index (FSI)47.9x
Maximum Building Height53 storeys (163.1m)
Ground Floor Commercial13,000 sq ft
Residential GFA607,026 sq ft
Total Residential Units476
Parking Spaces (est.)143 (0.3/unit)
RESIDENTIAL PROGRAM LIVE
Unit Mix
TypeAvg SizeCount%
Studio400 sf6413%
1-Bedroom520 sf17336%
1-Bed+Den600 sf8518%
2-Bedroom750 sf8518%
2-Bed+Den850 sf306%
3-Bedroom1,000 sf255%
Penthouse1,800 sf143%
Total643 sf avg476100%
Parking & Servicing
143 parking spaces at 0.3 spaces/unit ratio. Loading via single the secondary street access (1 Type G + 1 Type C).
FINANCIAL ANALYSIS LIVE
Revenue
ComponentValue
Residential Revenue (476 units)$517.9M
Commercial Value (13,000 sf)$8.0M
Parking (143 spaces × $60,000)$8.6M
Lockers$2.4M
Total Gross Revenue$536.9M
Costs
ComponentValue
Land Acquisition$36.6M
Hard Construction$217.0M
Soft Costs$96.8M
Financing$28.3M
Total Development Cost$378.7M
Pre-Development & Approvals — As-of-Right (SPA)
Application fees per official City of Toronto 2026 User Fee Schedule (Appendix A · UR/BL codes shown per line). Building permit per Toronto Building Group C Multi-Unit Residential rates (BL010/BL011). Approval route may be manually overridden when zoning constraints (use, height, density, parking) require an application beyond what FSI alone would suggest. Consultant studies (Phase 1 ESA, geotech, planning rationale, etc.) are captured under Land Acquisition / Due Diligence above.
ApplicationSectionFee
Site Plan Approval — Bases.41 / UR009$43,605
SPA — per m² Residential GFA ($5.37/m² × 56,395 m²)UR010$302,839
SPA — per m² Non-Residential GFA ($5.37/m² × 1,208 m²)UR010$6,486
Engineering / Servicing ReviewConsultant$8,000
Building Permit ($56.33/unit × 476 units + $29.38/m² × 57,602 m²)OBC / BL010-011$1,719,171
Total Pre-Development (City Application Fees)$2,080,101
Returns
Developer Margin$158.1M
Profit Margin41.8%
Margin on Revenue29.5%
Cost per Buildable SF$611/sf
Revenue per Buildable SF$866/sf
✓ Project is financially viable (profit margin exceeds 15% threshold)
RECOMMENDATIONS
1. Zoning Confirmation — Engage City Planning to confirm as-of-right permissions.
2. Pre-Application Consultation — Formal meeting with City to identify required studies (Planning Rationale, Urban Design, Traffic, Shadow, Wind, Servicing).
3. Architectural Design — Engage architect for detailed design reflecting the massing strategy.
4. Market Feasibility Study — Confirm pricing, unit mix optimization, and absorption.
5. Land Assembly & Due Diligence — Complete ESA, geotech, survey, and title search.
This report has been prepared by SiteYield.ai for internal planning purposes. All figures are preliminary estimates subject to confirmation. All values update automatically from the massing model.
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