RT-B Zoning in New Westminster — Townhouse Residential District (RT-B)
RT-B: Townhouse Residential District (RT-B) is a residential zoning district in the City of New Westminster. Townhouse developments on sites that also allow single detached dwellings and secondary suites.
On a typical RT-B-zoned lot you can expect up to 2 dwelling units, an FSR of about 1.2, a maximum height of 12 m, and site coverage up to 50%. Exact figures vary with lot size, frontage, and form of development, so look up your specific address to confirm.
At least two dwellings through the single-detached pathway: a single detached dwelling and a secondary suite. A townhouse form can exceed that count on a qualifying site, governed by the 1.2 floor space ratio rather than a unit cap. This zone intent encourages land assembly.
Intent of the RT-B district
Townhouse developments on sites that also allow single detached dwellings and secondary suites.
RT-B at a glance
| Max dwelling units | 2 |
|---|---|
| Floor space ratio (FSR) | 1.2 |
| Max height | 12 m |
| Site coverage | 50% |
| Zone category | Residential |
Density tiers in RT-B
| Tier | Min lot area | Max units | FSR | Max height |
|---|---|---|---|---|
| Townhouse Residential District (RT-B) | 836.1 m² | 2 | 1.2 | 12 m |
Permitted uses in RT-B
- Townhouses on a qualifying site
- single detached dwelling
- secondary suite
- home based business
- public utilities.
RT-B zoning FAQ
What is RT-B zoning in New Westminster?
RT-B (Townhouse Residential District (RT-B)) is a residential zoning district in the City of New Westminster. Townhouse developments on sites that also allow single detached dwellings and secondary suites.
What can you build on RT-B-zoned land in New Westminster?
Permitted uses in RT-B include Townhouses on a qualifying site, single detached dwelling, secondary suite, home based business, public utilities.. Permitted uses are allowed outright; conditional uses may require Development Permit Board approval.
What is the FSR for RT-B in New Westminster?
Floor Space Ratio (FSR) in RT-B is about 1.2. ZoneScout calculates the maximum buildable floor area for your specific lot.
How tall can a building be in RT-B?
RT-B permits a maximum building height of 12 m. Height can be affected by view corridors, setbacks, and the specific form of development.
How many units are allowed in RT-B zoning?
At least two dwellings through the single-detached pathway: a single detached dwelling and a secondary suite. A townhouse form can exceed that count on a qualifying site, governed by the 1.2 floor space ratio rather than a unit cap. This zone intent encourages land assembly.
Other residential zones in New Westminster
- RD-1 — Duplex Residential Districts (RD-1)
- RGO-A — Residential Ground-Oriented Infill District (4 Unit) (RGO-A)
- RGO-B — Residential Ground-Oriented Infill District (6 Unit) (RGO-B)
- RM-1 — Multiple Dwelling Districts (Garden Apartments) (RM-1)
- RM-1A — Multiple Dwelling Districts (Garden Apartments) (RM-1A)
- RM-1B — Multiple Dwelling Districts (Garden Apartments) (RM-1B)
- RM-2 — Multiple Dwelling Districts (Low Rise) (RM-2)
- RM-2A — Multiple Dwelling Districts (Low Rise) (RM-2A)
Look up a specific address in New Westminster
Source: official New Westminster zoning bylaw (PDF) · updated September 2026