Second units and garden suites
69% of the 118 residential lots on Steeles Ave E screen as likely to allow a garden suite; 69% a second unit in the house.
Residential lots by second-units screen| Likely allows additional units | 0 | 0% |
|---|
| Likely, with constraints | 83 | 70% |
|---|
| Check zoning / further investigation | 35 | 30% |
|---|
| Unlikely | 0 | 0% |
|---|
- Garden suite likely: 81 lots (69%).
- Third unit likely: 82 lots (69%).
Ontario's Planning Act (s. 35.1) and O. Reg. 462/24 allow up to three units on most serviced urban house lots; the municipal by-law sets the rest. Lot depth is estimated from lot lines, not a survey.
Source: Province of Ontario and the municipality, Planning Act s. 35.1, O. Reg. 462/24 and the municipal by-law, screened lot by lot by LSG Realty (2026-11-01); York Region, Regional Official Plan 2022, Map 1 (Urban Area, Towns and Villages) (2026-11-01); Statistics Canada, 2021 Census census subdivisions (cartographic boundary file) (2026-11-01); York Region, Parcel (property boundaries across York Region) (2026-11-01). Screened 2026-11-02.
Lot sizes
Median lot 815 m² (8,773 sq ft); half of the lots are between 646 m² and 4,651 m² (118 lots).
Source: York Region, Parcel (property boundaries across York Region) (2026-11-01).
Flood, Oak Ridges Moraine and Greenbelt
- Partly or wholly in a conservation authority regulated area (flood and erosion hazards): 1 lots (1%).
- In the Oak Ridges Moraine countryside, natural core or linkage areas: 0 lots (0%).
- In the Greenbelt's protected countryside or urban river valleys: 0 lots (0%).
Source: 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).
Active development applications
42 active applications (rezonings, site plans, subdivisions, minor variances, consents) near Steeles Ave E.
- 7015 Yonge Street · Zoning By-law Amendment · In Progress · Regional review: Intake, Cursory Evaluation · 2026-08-04 · 26.125327.000.00.PLAN (York Region file ZBA.26.M.0069)
- 7015 Yonge Street · Local Official Plan Amendment (Approval) · In Progress · Regional review: Review, Awaiting Comments · 2026-08-04 · 26.125327.000.00.PLAN (York Region file LOPA.26.M.0030)
- 69 Steeles Ave E · Minor variance (Committee of Adjustment) · Hearing Scheduled · 2026-07-22 · A0264/26NY
- 274 Steeles Avenue East · Site Plan · In Progress · Regional review: Review, Awaiting Comments · 2026-06-19 · 26.122319.000.00.SPC (York Region file SP.26.M.0071)
- North of Steeles Ave E and West of Warden Ave · Site Plan (Minor) · In Progress · Regional review: Intake, Cursory Evaluation · 2026-06-12 · 26.122938.000.00.SPC (York Region file SP.26.M.0067)
Source: York Region, Active Development Application Boundaries (York Region's review of applications in its nine municipalities) (2026-10-27). Within 150 m of the street's lots.
Building permits, last 12 months
Markham does not publish building permits as open data that we can show.
Upcoming residential projects
29 proposed, approved or under-construction projects with about 11,489 units published.
- 2880 Steeles Avenue East (and 4 more addresses) · Proposed: 1,235-unit residential development
- 148 Steeles Avenue East, 4 Henderson Avenue · Proposed: townhouse development (units not published)
- 330 Steeles Avenue East, 336 Steeles Avenue East · Proposed: 17-unit townhouse development
- 46 Old Kennedy Road (and 2 more addresses) · Proposed: 605-unit mixed-use building, up to 30 storeys
- 6400 Steeles Avenue East · Proposed: 1,773-unit residential development
From municipal open data. Not a listing or an offer to sell; details change.
Source: York Region, Planning applications and building permits (residential projects) (2026-10-27). Within 300 m of the street's lots.
Rapid transit within 800 m
- Steeles (planned) · Planned station · Planned subway · 180 m
- Milliken GO · GO station · Stouffville · 260 m
Source: TTC, Metrolinx and York Region Transit, Rapid transit stations (the map's transit layer) (2026-10-31).
Everyday needs
Everyday Needs score 80/100 · walking 70 · driving 90 (average over 118 residential lots)
- 45% of lots within a 10-minute walk of a grocery store
- 96% of lots within a 10-minute walk of a transit stop
Nearest from the middle of Steeles Ave E:
- Grocery store: 1 min walk (Food Basics) · 1 min by car
- Pharmacy: 1 min walk (Shoppers Drug Mart) · 1 min by car
- Transit stop: 1 min walk (Steeles Ave East at Townsend Rd (TTC))
- Shopping centre: 1 min walk (The Shops on Steeles and 404) · 1 min by car
- Emergency department: over 60 min walk · 8 min by car (North York General Hospital)
- Hospital: 36 min walk (Bellwood Health Services) · 9 min by car
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). 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.
Public schools
- Brebeuf College School · Secondary · Toronto CDSB · 210 m
- Lillian Public School · Elementary · Toronto DSB · 280 m
- Aldergrove Public School · Elementary · York Region DSB · 340 m
- St Benedict Catholic Elementary School · Elementary · York CDSB · 360 m
- Steelesview Public School · Elementary · Toronto DSB · 360 m
- St Agnes Catholic School · Elementary · Toronto CDSB · 390 m
- Port Royal Public School · Elementary · Toronto DSB · 410 m
- Arbor Glen Public School · Elementary · Toronto DSB · 430 m
TCDSB school locator (Toronto Catholic District School Board)TDSB school locator (Toronto District School Board)YRDSB school locator (York Region District School Board)YCDSB school locator (York Catholic District School Board)
Source: Ontario Ministry of Education, Ontario public school contact information (placed by Statistics Canada ODA addresses) (2026-10-29). School catchments change; confirm with the board's school locator.
Water and sewer servicing
Regional capacity assigned; local figure not published · Markham (urban area)
Served by the York Durham Sewage System. York Region assigned about 88,348 persons of new capacity to the cities and towns on the York Durham Sewage System (Dec 11, 2025), bringing total available capacity to 286,992 persons, up to 13 years of growth. The City's own remaining allocation: Not published in the reports we could read. Report.
Source: Province of Ontario (Land Information Ontario), Municipal Boundary – Lower and Single Tier (2026-11-01); York Region, Regional Official Plan 2022, Map 1 – Regional Structure: Urban Area (2026-11-01); York Region, Regional Official Plan 2022, Map 1 – Regional Structure: Towns and Villages (2026-11-01). York Regional Council highlights, Dec 11, 2025: 2025 Servicing Capacity Assignment (2025-12-11).
Neighbourhood profile (2021 Census)
- Population (2021)
- 34,237
- Median age
- 40.5
- Median household income (2020)
- $108,300
- Owner households
- 79%
- Households with children
- 46%
Source: Statistics Canada, Census of Population 2021, Census Profile (dissemination areas) (2021-05-11). 17 dissemination areas; medians and shares averaged by population.
