RS-4 zone in Coquitlam: One-Family Compact Residential

Coquitlam, British ColumbiaDraft, not yet reviewedBylaw read 2026-11-07

In short

Low density single family lots with a minimum lot size of 375 m2 and limited accessory facilities.

Zone rules

Purpose	Low density single family lots with a minimum lot size of 375 m2 and limited accessory facilities.
Main uses	One-family residential
Also allowed (secondary uses)	Boarding, as limited under Section 508(1) Secondary Suite, as limited under Section 2202(2) Accessory residential Accessory home occupation, as limited under Section 508(3)
Minimum lot area	375 m2
Minimum lot width	12.5 metres (minimum lot depth 22.7 metres)
Maximum lot coverage	45%
Maximum density	27 units per hectare (secondary suites excluded from the calculation)
Maximum height	7.3 m; or 9.0 m for roofs with a pitch of 3 in 12 or greater over at least 80% of roof surfaces
Maximum height, accessory buildings	3.7 m; or 4.6 m for an accessory building with a roof pitch of 4 in 12 or greater over at least 80% of roof surfaces (detached accessory buildings)
Front setback	6 m (a reduced front setback is allowed if the average setback of the front faces is at least 6 m and no part is closer than 2 m to the front lot line; not allowed on lots with an exterior side lot line)
Rear setback	6 m
Interior side setback	1.25 m for the part of a building one storey or less; 1.75 m for the part more than one storey
Street side setback	3 m
Accessory building setbacks	Detached accessory buildings sited 1.6 m or more from the house: front 7.6 m, rear 1.2 m, interior side 1.2 m, exterior side 3.8 m; attached or closer than 1.6 m: same as house (6 m front, 6 m rear, 1.25 m / 1.75 m interior side, 3 m exterior side)
Other rules	Maximum wall length of a detached accessory building is 9.2 metres Maximum lot size for a public park is 0.8 hectares No more than one principal building per lot

Source: Zoning Bylaw No. 3000, 1996 (consolidated with amending bylaws, updated July 27, 2026), s. 2205 (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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