25 William St

Second units and garden suites

Favourable: Garden suite: likely allowed

• Likely allows additional units
• Second unit: likely allowed · Third unit: likely allowed
• Garden suite: likely allowed · Laneway suite: not likely
• Up to 2 additional units per lot in this municipality
• No public lane found along the lot (a laneway suite needs 3.5 m of lot line on a lane)
• Screening from open data and the municipal by-law; not a zoning opinion. Confirm with the municipality.

Source: City of Toronto, Property Boundaries (lot outlines and stated lot area) (2026-10-31); City of Toronto, Zoning By-law 569-2013 (Zoning Area) (2026-02-20); City of Toronto, Toronto Centreline (public lanes) (2026-10-30); City of Toronto, Ravine & Natural Feature Protection area (2026-11-01); York Region, Parcel (property boundaries across York Region) (2026-11-01); York Region, Regional Official Plan 2022, Map 1 (Urban Area, Towns and Villages) (2026-11-01); Town of Newmarket, Zoning By-laws 2010-40 and 2019-06 (2026-10-10); Statistics Canada, 2021 Census census subdivisions (cartographic boundary file) (2026-11-01); Toronto and Region Conservation Authority, TRCA Regulated Area (Regulation Limit 2025, O. Reg. 41/24) (2026-11-01); Lake Simcoe Region Conservation Authority, Regulation Limit (O. Reg. 41/24) (2026-11-01); Province of Ontario, Oak Ridges Moraine land use designations (2017 Plan) (2026-11-01); Province of Ontario, Greenbelt designations (2017 Plan) (2026-11-01). Public records; not a legal, zoning or engineering opinion.

Multiplex potential

Favourable: Multiplex: up to 4 units, potentially suitable

• Potentially suitable
• Up to 4 units under the City's multiplex rules
• Preliminary screening from open data. Not a zoning opinion or development approval. Confirm with the City and a qualified professional.

Source: City of Toronto, Property Boundaries (lot outlines and stated lot area) (2026-10-30); City of Toronto, Zoning By-law 569-2013 (Zoning Area) (2026-02-20); City of Toronto, City Wards (25-ward model) (2026-02-20); City of Toronto, Heritage Register (2026-09-01); City of Toronto, Heritage Conservation Districts (2026-09-01); City of Toronto, Ravine & Natural Feature Protection area (last refreshed by the City Jul 23, 2019) (2019-07-23); Toronto and Region Conservation Authority, TRCA Regulated Area (Regulation Limit 2025, O. Reg. 41/24) (2026-10-31). Public records; not a legal, zoning or engineering opinion.

Variance odds (Committee of Adjustment)

Favourable: 85% of 79 minor variances within 1 km approved (5 years)

• Within 1 km, last 3 years: 33 decisions: 79% approved (79% approved, 0% with conditions, 12% refused, 9% withdrawn)
• Within 1 km, last 5 years: 79 decisions: 85% approved (85% approved, 0% with conditions, 9% refused, 6% withdrawn)
• Ward 5, last 3 years: 267 decisions: 88% approved (88% approved, 0% with conditions, 7% refused, 4% withdrawn)
• Ward 5, last 5 years: 492 decisions: 88% approved (88% approved, 0% with conditions, 7% refused, 4% withdrawn)
• Typical time from application to decision: 11 weeks (median of 74)
• Named in the application (1 km, 5 years): garden or laneway suite 8; side yard setback 2; parking 2; floor space index / gross floor area 1; 67 name no category
• Conditions: 0 of 67 approvals within 1 km are recorded as conditional. The City's open data does not publish the conditions; read the decision.
• 25 William St (0 m) · Approved 2023-04-27 · file A0016/23EYK · floor space index / gross floor area, side yard setback
• 25 William St (0 m) · Approved 2021-12-09 · file A0406/20EYK
• 45 William St (60 m) · Refused 2023-03-09 · file A0031/23EYK · garden or laneway suite
• 15 Springmount Ave (60 m) · Approved 2024-05-23 · file A0167/24EYK
• 46 William St (80 m) · Approved 2023-06-22 · file A0194/23EYK · garden or laneway suite
• Past decisions don't predict future ones; not a planning opinion.

Variance odds by categoryCity's Application Information Centre

Source: City of Toronto, Committee of Adjustment Applications (Closed Applications since 2017) (2026-10-31); City of Toronto, Committee of Adjustment Applications (Active Applications: decided, in the appeal period) (2026-10-31). Public records; not a legal, zoning or engineering opinion.

Flood, Moraine and Greenbelt

Favourable: Outside mapped flood and hazard areas

• Not within a conservation authority's mapped regulated area (flooding, erosion, wetlands). Mapping is approximate.
• Outside the Oak Ridges Moraine Conservation Plan area.
• Outside the Greenbelt Plan area.

Source: Toronto and Region Conservation Authority, TRCA Regulated Area (Regulation Limit 2025, O. Reg. 41/24) (2026-04-29); Lake Simcoe Region Conservation Authority, Regulation Limit (O. Reg. 41/24) (2026-10-31); Credit Valley Conservation, Generic Regulations Limit (2025) (2026-10-27); Central Lake Ontario Conservation Authority, CLOCA Regulated Areas (natural hazards regulation mapping, Nov 2025) (2026-10-31); Hamilton Conservation Authority, HCA Regulated Areas (O. Reg. 41/24) (2026-08-04); Province of Ontario, Oak Ridges Moraine: land use designations (Oak Ridges Moraine Conservation Plan, 2017) (2026-10-31); Province of Ontario, Greenbelt designations (Greenbelt Plan, 2017) (2026-10-31); Province of Ontario, Wetlands (Land Information Ontario): Provincially Significant Wetlands and other evaluated wetlands (2026-10-31); Province of Ontario, Areas of Natural and Scientific Interest (ANSI), life science and earth science (Land Information Ontario) (2026-10-31); Province of Ontario, Wooded Area (Land Information Ontario): mapped woodland cover, not a significance determination (2026-10-31). Public records; not a legal, zoning or engineering opinion.

Transit and station areas

Favourable: In a station area · Weston GO 250 m

• Nearest rapid transit or GO station: Weston GO (Kitchener), 250 m in a straight line
• Inside the Weston Major Transit Station Area. Station area boundaries and density targets come from the Official Plan. Confirm with the municipality.

Source: City of Toronto, Merged GTFS – TTC Routes and Schedules (subway and LRT routes, their shapes and the stations they serve) (2026-11-01); Province of Ontario, Ontario Railway Network (ORWN) track and station, filtered to GO Transit (Land Information Ontario; 2016 attribute vintage) (2026-10-31); York Region, Regional Official Plan 2022, Map 10 – Rapid Transit Network (proposed subway service and stations) (2026-10-31); City of Toronto, Minister-Approved Major Transit Station Areas (MTSA and Protected MTSA delineations) (2026-02-03); York Region, Regional Official Plan 2022, Appendix 2 – Major Transit Station Areas (boundaries and minimum density targets) (2026-10-31); Durham Region, Regional Official Plan (2024 consolidation), Map 3 – Protected Major Transit Station Areas (2026-10-31); City of Brampton, Brampton Plan, Schedule 1B – Primary Major Transit Station Areas (2026-06-11). Public records; not a legal, zoning or engineering opinion.

Commute

Favourable: Union Station: under 40 min by car, under 40 min by transit

• To Union Station: under 40 min by car · under 40 min by transit
• To Highway 404 / 407: under 40 min by car · over 60 min by transit
• Typical weekday morning, estimated from open road and transit schedule data (not live traffic or a trip planner).

Source: LSG commute estimate, Roads © OpenStreetMap contributors (ODbL); LSG commute estimate, TTC schedules: City of Toronto, Open Government Licence – Toronto; LSG commute estimate, Data used in this product or service is provided with the permission of Metrolinx. Public records; not a legal, zoning or engineering opinion.

Everyday needs

Favourable: Everyday Needs score 90/100 (walk 79, drive 100)

• Everyday Needs score 90/100: walking 79, driving 100 (everything close by)
• Grocery store: 14 min walk (No Frills) · 3 min by car
• Pharmacy: 6 min walk (PharmaChoice) · 1 min by car
• Transit stop: 5 min walk (Lawrence Ave West at Ralph St West Side (TTC))
• Shopping centre: 9 min walk (Weston Department Store) · 2 min by car (Canadian Outlet Store)
• Emergency department: 42 min walk (Hennick Humber Hospital) · 9 min by car
• Hospital: 7 min walk (Humber River Health - Church (Memorial)) · 2 min by car
• LSG estimate from open data: walking on mapped streets and paths at 4.8 km/h; driving at typical weekday rush-hour road speeds (not live traffic). Times are for the 200 m square around each address. Places can open, close or move; check before you rely on one.
• Places and paths © OpenStreetMap contributors, ODbL.

Source: LSG Realty, Everyday Needs score (LSG's own travel-time estimate) (2026-11-02); © OpenStreetMap contributors, ODbL, OpenStreetMap (Geofabrik Ontario extract): roads, footpaths, supermarkets and grocery stores, pharmacies, shopping centres and department stores, hospitals and emergency departments — Open Database Licence (ODbL) 1.0 (2026-11-02); Ontario Ministry of Health, Ministry of Health Service Provider Locations (MOHSERLO): hospital sites — Open Government Licence – Ontario (2026-11-02); City of Toronto (TTC), Merged GTFS – TTC Routes and Schedules (stops) — Open Government Licence – Toronto (2026-11-02); Metrolinx (GO Transit), GO Transit GTFS (stops) — Metrolinx Open Data Licence (2026-11-02); Metrolinx (UP Express), UP Express GTFS (stops) — Metrolinx Open Data Licence (2026-11-02). Public records; not a legal, zoning or engineering opinion.

Parks

Favourable: Nearest park: John Street Parkette, 240 m

• 12 parks and green spaces within 800 m

Source: City of Toronto, Green Spaces (2026-10-27); City of Brampton, Parks (2026-10-19); City of Brampton, Recreational Trails (2026-10-19); City of Ottawa, Parks and Greenspace (2026-10-31); OpenStreetMap, Parks, nature reserves and conservation areas (2026-10-29); OpenStreetMap, Named paths, trails and cycleways (2026-10-29). Public records; not a legal, zoning or engineering opinion.

Heritage

Favourable: No heritage status found

• Not found on the City's Heritage Register or in a Heritage Conservation District.
• Heritage status limits changes; confirm with the municipality.

Source: City of Toronto, Heritage Register (listed properties, and properties designated under Part IV or Part V of the Ontario Heritage Act) (2026-09-01); City of Toronto, Heritage Conservation Districts (2026-06-23). Public records; not a legal, zoning or engineering opinion.

Contaminated sites

Favourable: No federal contaminated sites within 500 m

• From government records. Absence from this map doesn't mean a site is clean; get a Phase I ESA.

Source: Treasury Board of Canada Secretariat, Federal Contaminated Sites Inventory (2026-10-31). Public records; not a legal, zoning or engineering opinion.