RT-1 zone in Coquitlam
Infill Residential (legacy). Part 22 legacy zone: applies only to land already zoned this way (RS/RT as of 2025-06-30, RM-3 to RM-6 as of 2026-06-30); not used for new rezonings. s.2202(1). Ground-oriented infill of up to four principal dwelling units per lot.
The rules
| Name | Infill Residential (legacy) |
|---|---|
| Homes allowed | 4 (fourplex; triplex/fourplex only on NAR or Baycrest lots in Partington Creek); or house + suite or carriage house/garden cottage |
| Floor space ratio | 0.75 |
| Floor space notes | Max-unit form (triplex/fourplex): FAR 0.75 (underground parking excluded). Duplex 0.65; one-family 0.5, up to 0.6 with suite/carriage house/garden cottage; parking may add up to 40 m2; carriage house/garden cottage max 90 m2. s.2206(5). |
| Height | 11 m (36 ft) |
| Height notes | Duplex/triplex/fourplex 9.5 m or 11.0 m with 3:12 pitch; one-family 7.3/11.0 m; carriage house 5.0/7.0 m; garden cottage 3.7/4.6 m. s.2206(10). |
| Lot coverage | 50% |
| Coverage notes | 50%. s.2206(6). |
| Setbacks | front 7.6 m (25 ft), side 1.8 m (6 ft), rear 7.6 m (25 ft), flank 3.8 m (12 ft) |
| Setback notes | Non-NAR lots: 7.6/1.8/7.6/3.8 m. NAR lots: front 5.5, side 1.2, rear 6.0, exterior 3.0 m; carriage house/garden cottage rear and side 1.2 m (side 0.9 m on lots <11 m wide); 6.0 m separation. s.2206(8). |
| Bylaw sections | Part 22 s.2206 (min lot shown for fourplex; one-family 650 m2/13.5 m) |
What you can use it for
One-familyDuplexTriplexFourplexSecondary suiteCarriage houseGarden cottageBoardingHome occupation
What BC law allows on these lots
- Transit-oriented area (taller buildings)780 lots
- 4 homes (lots over 280 m²)28 lots
- 3 homes (lots up to 280 m²)1 lots
Our estimate per lot under BC's Bills 44 and 47, from lot size, transit distance and the urban boundary.
Example lots in RT-1
No addressed lots in this zone on the map.
Other zones in Coquitlam
R-1R-2RT-2RM-2RA-3R-3RA-2RA-1RS-1RM-5RM-1RS-4RTM-1RM-6RM-4ARS-2RS-3RM-3R-4RM-4SS-1RMH-1RT-3
Read from Zoning Bylaw No. 3000, 1996 (consolidated to 2026-07-27) ↗, checked 2026-10-21. Summaries are our reading of the bylaw: confirm with Coquitlam before buying or designing. Page rebuilt October 25, 2026.