---
title: "RS-4 zone in Coquitlam: One-Family Compact Residential"
place: Coquitlam, British Columbia, Canada
place_path: ca/bc/coquitlam
zone: RS-4
bylaw: Zoning Bylaw No. 3000, 1996 (consolidated with amending bylaws, updated July 27, 2026)
bylaw_read: 2026-11-07
review: draft
canonical: "https://govhandbook.com/ca/bc/coquitlam/zoning/rs-4/"
json: "https://govhandbook.com/ca/bc/coquitlam/zoning/rs-4.json"
---

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

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](https://www.coquitlam.ca/DocumentCenter/View/15229/Part-22-Legacy-Zones-PDF--RS-1-RS-3-RS-4-RT-1-RT-3-and-RM-3-to-RM-6-Zones#page=13) (read 2026-11-07)

Rules in the bylaw's general sections (parking, fences, suites, home businesses) also apply. All zones in Coquitlam: https://govhandbook.com/ca/bc/coquitlam/zoning/index.json

_Draft: taken from the bylaw text by a research agent and not yet reviewed by a person. Gov Handbook is an independent guide. Canonical page: https://govhandbook.com/ca/bc/coquitlam/zoning/rs-4/_