RM3s Zoning in Burnaby — Legacy MF Residential – Medium Density
RM3s — Legacy MF Residential – Medium Density is a residential zoning district in the City of Burnaby. This District provides for a medium density multiple family area.
On a typical RM3s-zoned lot you can expect an FSR of roughly 0.9–2.05 and a maximum height of 12 m (3 storeys). Exact figures vary with lot size, frontage, and form of development — look up your specific address to confirm.
Intent of the RM3s district
This District provides for a medium density multiple family area.
RM3s at a glance
| Floor space ratio (FSR) | 0.9–2.05 |
|---|---|
| Max height | 12 m |
| Max storeys (by right) | 3 |
| Zone category | Residential |
Density tiers in RM3s
| Tier | Min lot area | Max units | FSR | Max height |
|---|---|---|---|---|
| Legacy MF Residential – Medium Density | 1110 m² | — | 2.05 | 12 m |
Permitted uses in RM3s
- Small-Scale Multi-Unit Housing
- Rowhouse Dwellings
- Boarding
- Lodging
- Support Housing
- Child Care Facilities
- Boarding Use
- Home Occupation
- Urban Agriculture
- Accessory Buildings
- Structures
- Multiple Family Dwellings
- Dormitory (within 300m)
- Boarding/Lodging/Rooming Houses (CD plan)
- Child Care
- Supportive Housing (Cat A & B, CD plan)
- Rest Homes/Private Hospitals (CD plan)
- Emergency Shelters
- Accessory Buildings/Uses
RM3s zoning FAQ
What is RM3s zoning in Burnaby?
RM3s (Legacy MF Residential – Medium Density) is a residential zoning district in the City of Burnaby. This District provides for a medium density multiple family area.
What can you build on RM3s-zoned land in Burnaby?
Permitted uses in RM3s include Small-Scale Multi-Unit Housing, Rowhouse Dwellings, Boarding, Lodging, Support Housing, among others. Permitted uses are allowed outright; conditional uses may require Development Permit Board approval.
What is the FSR for RM3s in Burnaby?
Floor Space Ratio (FSR) in RM3s generally ranges from about 0.9 up to 2.05. ZoneScout calculates the maximum buildable floor area for your specific lot.
How tall can a building be in RM3s?
RM3s permits a maximum building height of 12 m, generally about 3 storeys. Height can be affected by view corridors, setbacks, and the specific form of development.
Other residential zones in Burnaby
- R1 — SSMUH – 5 to 6 Units (Frequent Transit Network Area only)
- R2 — Townhouse District
- R2r — Townhouse District – Rental
- R3 — Low-Rise Apartment 1
- R3r — Low-Rise Apartment 1 – Rental
- R4 — Low-Rise Apartment 2
- R4r — Low-Rise Apartment 2 – Rental
- R5 — Mid-Rise Apartment 1
Look up a specific address in Burnaby
Source: official Burnaby zoning bylaw (PDF) · updated August 2026