---
title: "R-3 zone in Cranbrook: Cluster Development Zone"
place: Cranbrook, British Columbia, Canada
place_path: ca/bc/cranbrook
zone: R-3
bylaw: Zoning Bylaw No. 3977, 2019 (consolidated to Bylaw 4258, adopted September 8, 2026)
bylaw_read: 2026-11-07
review: draft
canonical: "https://govhandbook.com/ca/bc/cranbrook/zoning/r-3/"
json: "https://govhandbook.com/ca/bc/cranbrook/zoning/r-3.json"
---

# R-3 zone in Cranbrook: Cluster Development Zone

Cluster Development Zone: single to four family dwellings and cluster developments on larger parcels.

## Zone rules

- **Purpose:** Cluster Development Zone: single to four family dwellings and cluster developments on larger parcels.
- **Main uses:** Single family dwelling; Two family dwelling; Three family dwelling; Four family dwelling; Cluster development
- **Also allowed (secondary uses):** Home based business; Secondary Suite; Other uses, buildings and structures accessory to a permitted use
- **Minimum lot area:** 1.0 ha
- **Minimum lot width:** Front parcel line at least 12.0 m (9.0 m in the bulb of a cul-de-sac)
- **Maximum lot coverage:** 40% of the parcel (not applied to cluster developments)
- **Maximum density:** Cluster development: 30 dwelling units per gross hectare. Otherwise up to 3 dwelling units on parcels 280 m² or less and up to 4 on larger parcels; one principal use per parcel unless a cluster development; one secondary suite per primary dwelling unit
- **Maximum height:** 7.6 m; 8.6 m or 2½ storeys, whichever is less, for a two, three or four family dwelling
- **Maximum height, accessory buildings:** 4.5 m
- **Front setback:** 6.0 m
- **Rear setback:** 6.0 m
- **Interior side setback:** 2.1 m (at no point less than 1.5 m on irregular parcels); a single family dwelling not in a cluster development may be at 0 m if the opposite side is at least 2.7 m and a 1.5 m easement is registered
- **Street side setback:** 4.5 m
- **Accessory building setbacks:** front 6.0 m; rear 2.1 m (0.9 m where no developed rear lane exists); interior side 0.9 m (one side at least 2.7 m on an interior parcel with no developed rear lane); exterior side 4.5 m; at least 1.0 m from a principal building
- **Other rules:** Each dwelling unit must have a gross floor area of at least 65.0 m²; A single family dwelling must be at least 7.3 m in its smallest horizontal dimension (additions and non-rectangular buildings excluded); In a cluster development at least 10% of the parcel area must be recreational space; Setbacks in a bare land strata are measured from the parent parcel lines

## Source

- [Zoning Bylaw No. 3977, 2019 (consolidated to Bylaw 4258, adopted September 8, 2026), s. 7.08](https://cranbrook.civicweb.net/document/2011/#page=1) (read 2026-11-07)

Rules in the bylaw's general sections (parking, fences, suites, home businesses) also apply. All zones in Cranbrook: https://govhandbook.com/ca/bc/cranbrook/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/cranbrook/zoning/r-3/_