RT-1 zone in Coquitlam: Infill Residential
In short
Ground-oriented infill residential uses in developments of up to a maximum of four principal dwelling units per lot.
Zone rules
| Purpose | Ground-oriented infill residential uses in developments of up to a maximum of four principal dwelling units per lot. |
|---|---|
| Main uses |
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| Also allowed (secondary uses) |
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| Minimum lot area | One-family: 650 m2 (or 555 m2 where created from a lot of 1,100 to 1,951 m2 that existed before February 19, 1996; 370 m2 on lots designated Neighbourhood Attached Residential). Duplex: 740 m2 (465 m2 on Neighbourhood Attached Residential lots). Triplex: 650 m2. Fourplex: 740 m2 |
| Minimum lot width | One-family: 13.5 metres (lot depth 22.7 metres); on Neighbourhood Attached Residential lots 10 metres with an accessible lane, 12 metres without a lane or at an exterior corner. Duplex: depth 22.7 metres (Neighbourhood Attached Residential: same widths as one-family). Triplex: 18.5 metres. Fourplex: 20 metres |
| Maximum lot coverage | 50% |
| Maximum density | Floor area (all buildings and structures): one-family 0.5 times the lot area (0.6 with a secondary suite, carriage house or garden cottage on lots 370 to 465 m2, or with a carriage house or garden cottage on larger lots, if street/lane conditions are met), plus up to 40 m2 for accessory parking; duplex 0.65 times the lot area; triplex or fourplex 0.75 times the lot area. Carriage house or garden cottage: 90 m2 or the principal building floor area, whichever is less |
| Maximum height | One-family: 7.3 m, or 11.0 m for roofs with a pitch of 3 in 12 or greater over at least 80% of roof surfaces. Duplex, triplex, fourplex: 9.5 m, or 11.0 m with the same roof pitch |
| Maximum height, accessory buildings | Carriage house: 5.0 m, or 7.0 m with a roof pitch of 3 in 12 or greater over at least 80% of roof surfaces. Garden cottage and other detached accessory buildings: 3.7 m, or 4.6 m with a roof pitch of 4 in 12 or greater over at least 80% of roof surfaces |
| Front setback | 7.6 m (lots not designated Neighbourhood Attached Residential); 5.5 m (Neighbourhood Attached Residential lots) |
| Rear setback | 7.6 m (lots not designated Neighbourhood Attached Residential); 6.0 m (Neighbourhood Attached Residential lots) |
| Interior side setback | 1.8 m (lots not designated Neighbourhood Attached Residential); 1.2 m (Neighbourhood Attached Residential lots) |
| Street side setback | 3.8 m (lots not designated Neighbourhood Attached Residential); 3.0 m (Neighbourhood Attached Residential lots) |
| Accessory building setbacks | Detached accessory buildings sited 1.6 m or more from the house must be in the rear yard: rear 1.2 m, interior side 1.2 m, exterior side 3.8 m (3.0 m on Neighbourhood Attached Residential lots); on Neighbourhood Attached Residential lots less than 11 metres wide, detached parking buildings, carriage houses and garden cottages: rear 1.2 m, interior side 0.9 m, exterior side 3.0 m; accessory buildings attached to or closer than 1.6 m to the house follow the house setbacks |
| Other rules |
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Source: Zoning Bylaw No. 3000, 1996 (consolidated with amending bylaws, updated July 27, 2026), s. 2206 (read 2026-11-07)
Rules in the bylaw's general sections (parking, fences, suites, home businesses) also apply, and a lot can have site-specific rules. The City says this consolidated copy is for convenience only and is not an official copy. It is published as separate PDFs per part (Parts 1-22); no zone parts exist for 9, 11 and 14. Schedule A (zoning maps) points to QtheMap. Zone pages are taken from the bylaw text by a research agent and have not yet been reviewed by a person: confirm with the bylaw before you rely on them. How answers are checked.
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