North York Zoning Information

This information sheet lists the general requirements for each residential zone and has been prepared for convenience purposes only. For complete information, refer to North York Zoning By-law 7625 as amended.

Single Family and Semi-Detached Dwellings

Requirements in this table are for most interior lots for dwellings built after the passing of North York Zoning By-law 7625 on June 25, 1952.

Requirements for accessory buildings located in rear yards (8)

Notes:

1. The Front Yard Setback in R3, R4, R5, R6 and R7 may be increased or decreased by 1.0m in most cases. Certain lots have specific Front Yard Setbacks, see Schedule 2 – Front Yard Setbacks for Specified Streets; these may not be increased or decreased.
2. Side yards increase to 1.8m for lots with frontage 15m or greater.
3. Side yard setbacks for an addition in the R6 and R7 zones may be reduced to the side yard of the existing dwelling or 0.6m, whichever is greater, provided the aggregate minimum side yard is 2.4m.
4. The maximum length of dwelling in the R6 and R7 zones may be increased by a 1.5m one-storey extension to the front of the dwelling and/or a 2.1m one-storey extension to the rear of the dwelling, provided the extension(s) are no wider than one-half the width of the dwelling at the dwelling’s widest point, and the height of the extension(s) does not exceed 5.0m.
5. The maximum length of dwelling in the R3, R4 and R5 zones may be increased 2.1m (from 16.8m to 18.9m) by a one-storey extension to the rear of the dwelling, provided the extension is no wider than one-half the width of the dwelling at the dwelling’s widest point, has a minimum 3.0m side yard each side and maximum height of 5.0m.
6. Lots zoned R1 in the Park Lane neighbourhood have a maximum building height of 8.0m and 2 storeys for a building with a flat roof, and 9.5m and 2 storeys for buildings with other roofs.
7. Lots zoned R2 in the Heathview and Bayview Gardens neighbourhoods have a maximum building height of 8.8m and 2 storeys. Lots zoned R2 in the Rippleton neighbourhood have a maximum building height of 8.0m and 2 storeys for a building with a flat roof, and 8.8m and 2 storeys for buildings with other roofs.
8. Setbacks for accessory buildings located in the side yard shall be not less than those required for the main building.Accessory structures larger than 10m2 located within 3.0m of the main building, are included as part of the main building and subject to the setback requirements of the main building. 
9. Where an accessory building is located in the rear yard of an R1 or R2 zone and is more than 1.8m in height, it shall be located not less than one-half the its height from any lot line, but not less than 3m from any street line.
10. The maximum first floor height may be increased from 1.5m to 2.0m for dwellings on lots that have a frontage of less than 13.7m and have a downsloping driveway.

Note: downsloping driveways are not permitted on lots with a lot frontage greater than 13.7m.