---
title: "RM3 zone in Princeton: Multi-Family Residential (Medium Density)"
place: Princeton, British Columbia, Canada
place_path: ca/bc/princeton
zone: RM3
bylaw: Zoning Bylaw Number 880, 2013 (consolidated for convenience, including amending bylaws up to and including Bylaw No. 1032, 2022)
bylaw_read: 2026-11-08
review: draft
canonical: "https://govhandbook.com/ca/bc/princeton/zoning/rm3/"
json: "https://govhandbook.com/ca/bc/princeton/zoning/rm3.json"
---

# RM3 zone in Princeton: Multi-Family Residential (Medium Density)

Accommodate medium density multiple-family housing forms up to four storeys in height.

## Zone rules

- **Purpose:** Accommodate medium density multiple-family housing forms up to four storeys in height.
- **Main uses:** Apartment building; Congregate care housing; Duplex; Home occupation, minor; Townhouse
- **Also allowed (secondary uses):** Secondary suite; Accessory uses, buildings and structures
- **Minimum lot area:** 669 m² (7,200 ft²) fully serviced
- **Minimum lot width:** 18 m (58 ft) for fully serviced lots with a lane; 21.3 m (69 ft) for fully serviced lots without a lane
- **Maximum lot coverage:** 45%
- **Maximum density:** 112 units/ha (45 units/ac), based on two bedroom dwellings; floor area ratio 0.80
- **Maximum height:** 18 m (58 ft) or 4 storeys
- **Maximum height, accessory buildings:** 7.5 m (25 ft)
- **Front setback:** 6.0 m (20 ft)
- **Rear setback:** 6 m (20 ft)
- **Interior side setback:** 2.4 m (8 ft)
- **Street side setback:** 4 m (14 ft)
- **Accessory building setbacks:** front 6 m (20 ft), rear 3 m (10 ft), interior side 2.4 m (8 ft), exterior side 4 m (14 ft)
- **Other rules:** Minimum floor area of a dwelling unit: bachelor 40 m² (431 ft²); one bedroom 55 m² (593 ft²); an additional 15 m² (162 ft²) per additional bedroom; Principal building setback for a duplex: 2 m (6 ft); Required open amenity area: bachelor 15 m² (161 ft²); 1 bedroom 23 m² (247 ft²); 2 bedroom 45 m² (484 ft²); 3 bedroom or more 75 m² (807 ft²); A minimum of 25% open area must be at grade and outside the building

## Source

- [Zoning Bylaw Number 880, 2013 (consolidated for convenience, including amending bylaws up to and including Bylaw No. 1032, 2022), s. 16](https://princeton.civicweb.net/document/11311#page=54) (read 2026-11-08)

Rules in the bylaw's general sections (parking, fences, suites, home businesses) also apply. All zones in Princeton: https://govhandbook.com/ca/bc/princeton/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/princeton/zoning/rm3/_