RT-1 Zoning in Coquitlam - Infill Residential
RT-1: Infill Residential is a residential zoning district in the City of Coquitlam. This zone provides for ground-oriented infill residential uses in developments comprised of up to a maximum of four principal dwelling units per lot.
On a typical RT-1-zoned lot you can expect up to 2 dwelling units, an FSR of roughly 0.65–0.75, a maximum height of 11 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.
Intent of the RT-1 district
This zone provides for ground-oriented infill residential uses in developments comprised of up to a maximum of four principal dwelling units per lot.
RT-1 at a glance
| Max dwelling units | 2 |
|---|---|
| Floor space ratio (FSR) | 0.65–0.75 |
| Max height | 11 m |
| Site coverage | 50% |
| Zone category | Residential |
Density tiers in RT-1
| Tier | Min lot area | Max units | Base FSR | Bonus FSR | Max height |
|---|---|---|---|---|---|
| Infill Residential | 650 m² | 2 | 0.65 | 0.75 | 11 m |
Permitted uses in RT-1
- Townhouse
- accessory residential
- home occupation
RT-1 zoning FAQ
What is RT-1 zoning in Coquitlam?
RT-1 (Infill Residential) is a residential zoning district in the City of Coquitlam. This zone provides for ground-oriented infill residential uses in developments comprised of up to a maximum of four principal dwelling units per lot.
What can you build on RT-1-zoned land in Coquitlam?
Permitted uses in RT-1 include Townhouse, accessory residential, home occupation. Permitted uses are allowed outright; conditional uses may require Development Permit Board approval.
What is the FSR for RT-1 in Coquitlam?
Floor Space Ratio (FSR) in RT-1 generally ranges from about 0.65 up to 0.75. ZoneScout calculates the maximum buildable floor area for your specific lot.
How tall can a building be in RT-1?
RT-1 permits a maximum building height of 11 m. Height can be affected by view corridors, setbacks, and the specific form of development.
How many units are allowed in RT-1 zoning?
RT-1 allows up to 2 dwelling units on an eligible lot. Under the Province's Bill 44 Small-Scale Multi-Unit Housing rules, most standard residential lots in Coquitlam now permit multiple units outright. The exact number depends on lot size and whether rental tenure is secured.
Other residential zones in Coquitlam
- R-1 - Small-Scale Residential
- R-2 - Compact Small-Scale Residential
- R-3 - Transitional Small-Scale Residential
- R-4 - Intensive Small-Scale Residential
- RA-1 - Medium-Density Residential
- RA-2 - Transit-Oriented Medium-Density Residential
- RA-3 - High-Density Residential
- RM-1 - Two-Storey Low Density Apartment Residential
Look up a specific address in Coquitlam
Source: official Coquitlam zoning bylaw (PDF) · updated October 2026