Zoning · Vaughan · Residential

R3A zone, Vaughan: Third Density Residential Zone

Part 7, Section 7.2 — Table 7-2 (Permitted Uses, R3 column applies to R3A per s.2.4.1(3)) and Table 7-4 (Lot and Building Requirements for the R2 and R3 Zones, R3A column) with Additional requirements to Table 7-4 of the City of Vaughan Zoning By-law 001-2021.

A residential zone for single detached houses on lots of at least 12 m frontage and 320 m² area, with up to 55% lot coverage and an 11 m height limit (9.5 m where coverage exceeds 40%).

Is a property in the R3A zone? Enter its address and the lookup returns the zone and these standards, including any site-specific exception.

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What the R3A zone permits

  • Single detached dwelling
  • Independent living facility
  • Community garden (subject to Part 5 specific use provisions)
  • Model home (subject to Part 5 specific use provisions)
  • Temporary sales office (subject to Part 5 specific use provisions)
  • Home occupation (accessory use; subject to Part 5 specific use provisions)
  • Secondary suite (accessory use; subject to Part 5 specific use provisions)
  • Short-term rental (accessory use; subject to Part 5 specific use provisions)

Standards

RequirementBy-law
Minimum lot area (interior lot)320 m²
Minimum lot width (interior lot)12 m
Minimum front yard4.5 m4.5 m; footnote (2): where a private garage faces a front lot line, the minimum setback to the private garage shall be 5.7 m
Minimum interior side yard1.2 m1.2 m; footnote (3): 3.5 m where the interior side lot line abuts a walkway, greenway, or stormwater management facility
Minimum exterior side yard4.5 m4.5 m; footnote (2): where a private garage faces an exterior side lot line, the minimum setback to the private garage shall be 5.7 m
Minimum rear yard7.5 m
Maximum building height11 m11 m; footnote (4): where lot coverage exceeds 40%, the maximum permitted height shall be 9.5 m
Maximum lot coverage55 %
Minimum landscaped open spaceSee noteMinimum landscape of front yard or exterior side yard: 33% (a percentage of the yard, not of the lot)

Other provisions in this section

  • Where a private garage faces a front lot line or an exterior side lot line, the minimum setback to the private garage is 5.7 m (Table 7-4 footnote 2).
  • Minimum interior side yard is 3.5 m where the interior side lot line abuts a walkway, greenway, or stormwater management facility (Table 7-4 footnote 3).
  • Where lot coverage exceeds 40%, maximum permitted height is 9.5 m (Table 7-4 footnote 4).
  • At least 33% of the front yard or exterior side yard must be landscaped (Table 7-4).
  • Semi-detached dwellings are not permitted in the R3A zone (Table 7-2, R3 column blank).
  • Community garden, model home, temporary sales office, home occupation, secondary suite and short-term rental are permitted only subject to the specific use provisions of Part 5 (Table 7-2 footnote 1).
  • Table 7-4 footnotes 1 and 5 (lane-accessed lots: minimum lot frontage 12.0 m / 9.0 m and minimum rear yard 13.0 m) are not marked against any value in the R3A column of the source text, so they are not applied here.
  • Permitted uses for R3A are taken from the R3 column of Table 7-2 in accordance with s.2.4.1(3).

Source: Part 7, Section 7.2 — Table 7-2 (Permitted Uses, R3 column applies to R3A per s.2.4.1(3)) and Table 7-4 (Lot and Building Requirements for the R2 and R3 Zones, R3A column) with Additional requirements to Table 7-4, By-law 001-2021 (City of Vaughan), checked 2026-09-12. General provisions elsewhere in the by-law (parking, driveways, accessory buildings) also apply, and a numbered exception on the parcel can change any value here. Treat this as a pre-check, not a sign-off.

Other residential zones in Vaughan: R1, R1A, R1B, R1C, R1D, R1E, R2, R2A, R3, R4, R4A, R5, R5A, RE, RM1, RM2, RM3, RT1, RT2