Zoning · Burlington · Residential
RM1 zone, Burlington: Medium Density Residential RM1
Burlington Zoning By-law 2020, Part 2, Sections 1-2, 7 and 8 (Table 2.7.1, Tables 2.8.1-2.8.2) of the City of Burlington Zoning By-law 09-2026 / 2020.
A medium-density residential zone for semi-detached, duplex and triplex dwellings (plus detached homes under R3.4 rules) on lots of roughly 9 m width and 270 m² per unit, with buildings up to 2 1/2 storeys.
Is a property in the RM1 zone? Enter its address and the lookup returns the zone and these standards, including any site-specific exception.
Check an addressWhat the RM1 zone permits
- Detached dwelling (subject to R3.4 Zone regulations, Table 2.7.1 note a)
- Semi-detached dwelling
- Duplex building
- Triplex building
- Retirement home (subject to RM2 Zone regulations, note c)
- Lodge, fraternity, private club (subject to RM3 Zone regulations; only on lands abutting a street with a deemed width of 26 m or greater, notes e,f)
- Community institution (subject to RM3 Zone regulations; only on lands abutting a street with a deemed width of 26 m or greater, notes e,f)
- Additional residential units (subject to Part 1, Section 2.21, Subsection (u), note g)
Standards
| Requirement | By-law |
|---|---|
| Minimum lot area (interior lot) | 270 m²Table 2.8.1 Lot Area: semi-detached 270 m² per unit; duplex 270 m²; triplex 200 m² per unit. Detached dwellings use R3.4 Zone regulations. |
| Minimum lot width (interior lot) | 9 mTable 2.8.1 Lot Width: semi-detached 9 m per unit; duplex 9 m; triplex 6 m per unit. Detached dwellings use R3.4 Zone regulations. |
| Minimum front yard | 6 m |
| Minimum interior side yard | 3 mTable 2.8.1 Side Yard. Semi-detached: without attached garage/carport 0 m on the common-wall side and 3 m on the other side (one, one-and-a-half, or two-plus storeys); with attached garage/carport 0 m and 1.2 m other side (1 to 1.5 storeys) or 0 m and 1.8 m other side (2+ storeys). Duplex: without garage/carport 3 m and 1.8 m other side for 2+ storeys (1-1.5 storey N/A); with garage/carport 1.8 m (2+ storeys). Triplex: interior side yard 0 m; without garage/carport 3 m and 1.2 m other side (1-1.5 storey) or 3 m and 1.8 m other side (2+ storeys); with garage/carport 1.2 m (1-1.5 storey) or 1.8 m (2+ storeys). Table column alignment is ambiguous in the source; verify against the PDF. |
| Minimum exterior side yard | 4 m |
| Minimum rear yard | 9 mTable 2.8.1 Rear Yard: semi-detached 9 m; duplex 7.5 m; triplex 7.5 m. |
| Maximum building height | 13 ms.8.4(b): maximum 2 1/2 storeys; height per Part 1, Subsection 2.31 'Residential Building Height'. Table 2.31.1 B (All Other Zones) gives 2 1/2 storeys to 13 m for peaked-roof dwellings; flat-roof 2 storeys to 7 m. Building additions have separate limits (6.25 m peak / 3 m flat for two-storey additions; 4.5 m / 2.25 m for one to one-and-a-half storey additions). |
| Maximum lot coverage | See notes.8.2: for detached lots 12 m or greater in width, the lot coverage provisions of Part 2, Subsection 4.2 (R zones) apply. No lot coverage figure stated in the RM1 section for other dwelling types. |
| Minimum landscaped open space | See noteTable 2.8.1 Landscape Area: triplex 25%; semi-detached and duplex shown as '* * *' (no percentage given in the table). |
Other provisions in this section
- Table 2.8.2 other yards: building setback abutting a creek block 7.5 m (4.5 m if the block includes a 3 m buffer); yard abutting a pipeline easement 7 m; yard abutting a railway right-of-way 30 m.
- s.8.3 Parking: per Part 1, Subsection 2.25 'Off-Street Parking and Loading Requirements'.
- s.8.4(a) Building height measured per Part 1, Subsection 2.31 'Residential Building Height'.
- s.8.2 Lot coverage: detached lots 12 m or wider follow Part 2, Subsection 4.2.
- s.1(a) Holding Zone: where prefixed by 'H', permitted uses per Part 11, Subsection 1.1; development is premature until the 'H' is removed per Part 11, Subsection 1.2.
- s.1(b)-(f) Accessory buildings (Part 1 s.2.2), patios and decks (s.2.3), fencing and privacy screens (s.2.4), swimming pools (s.2.5), lands adjacent to Lake Ontario and Burlington Bay (s.2.30) apply.
- s.1(g) 'L' shape dwellings: a detached dwelling without an attached garage/carport whose front elevation forms one side and one end of a 4.5 m x 6.5 m parking space uses the side yard required for a dwelling with an attached garage/carport.
- s.1(h) Parking lots shall be set back 4.5 m from a street line.
- s.1(i)(i) For townhouses, back-to-back, stacked townhouses, cluster homes and apartment buildings up to 3 storeys: driveways and parking lots set back 3 m from a wall containing habitable-room windows (not applicable where the space/driveway is for the exclusive use of the unit occupant); parking spaces set back at least 6 m from an R1, R2, R3, LN3, LN4, LN5, LN6 zone.
- s.1(i)(ii) Apartment buildings 4 storeys or more: driveways set back 9 m and parking spaces 6 m from a ground-floor or basement habitable-room window; driveways and parking spaces set back 6 m from an R1, R2, R3, LN3-LN6 zone.
- s.1(j) Enclosed parking structures more than 1.6 m above finished grade follow principal building yard requirements; structures below grade and up to 1.6 m above grade set back 3 m from a street line; no encroachment into a required landscape buffer abutting a residential zone.
- s.2 Prohibited: parking/storing a motor vehicle (other than a recreational vehicle) over 3000 kg registered GVW, 6 m length or 2.6 m height; stake-body vehicles; recreational vehicles or utility trailers with load exceeding 3.6 m combined height; and parking/storage of any vehicle, trailer, boat, etc. within a landscaped open space area; plus the uses in Part 1, Subsection 2.22.
- Table 2.7.1 notes: detached dwellings follow R3.4 Zone regulations; retirement homes follow RM2 Zone regulations; lodges/fraternities/private clubs and community institutions follow RM3 Zone regulations and are permitted only on lands abutting a street with a deemed width of 26 m or greater; additional residential units per Part 1, Section 2.21(u).
Source: Burlington Zoning By-law 2020, Part 2, Sections 1-2, 7 and 8 (Table 2.7.1, Tables 2.8.1-2.8.2), By-law 09-2026 / 2020 (City of Burlington), 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 Burlington: DRH, DRL, DRM, HN, LN1, LN2, LN3, LN4, LN5, LN6, LN7, LN8, R1.1, R1.2, R2.1, R2.2, R2.3, R2.4, R3.1, R3.2, R3.3, R3.4, R4, R5, RAL1, RAL2, RAL3, RAL4, REV1, REV2, REV3, RH1, RH2, RH3, RH4, RH5, RM2, RM3, RM4, RM5, RNA1, RNA2, RNA3, RO1, RO2, RO3, RO4, SNA, URH, URM