---
title: "A-4 zone in Maple Ridge: Intensive Greenhouse"
place: Maple Ridge, British Columbia, Canada
place_path: ca/bc/maple-ridge
zone: A-4
bylaw: Maple Ridge Zoning Bylaw No. 7600-2019 (consolidated to July 28, 2026)
bylaw_read: 2026-11-07
review: draft
canonical: "https://govhandbook.com/ca/bc/maple-ridge/zoning/a-4/"
json: "https://govhandbook.com/ca/bc/maple-ridge/zoning/a-4.json"
---

# A-4 zone in Maple Ridge: Intensive Greenhouse

Intensive cultivation of crops in greenhouse structures.

## Zone rules

- **Purpose:** Intensive cultivation of crops in greenhouse structures.
- **Main uses:** Agricultural; Cannabis, Commercial Production; Single Detached Residential
- **Also allowed (secondary uses):** Agricultural Employee Residential; Boarding; Detached Garden Suite Residential; Home Occupation; Produce Sales; Secondary Suite Residential; Short-Term Rental
- **Minimum lot area:** 1.8 hectares
- **Minimum lot width:** 48.0 metres
- **Maximum lot coverage:** 60% for all buildings together (no limit if stormwater requirements are met); greenhouses 50% (no limit if stormwater control is shown to be adequate); houses 10%; 10% or 279.0 m² of floor area (whichever is less) for produce sales and other accessory buildings
- **Maximum density:** One house and one produce sales building per lot
- **Maximum height:** 9.5 metres (house); 15.0 metres (agricultural and cannabis production buildings); 7.0 metres (agricultural employee residential)
- **Maximum height, accessory buildings:** 6.0 metres
- **Front setback:** 7.5 metres (house); 15.0 metres (greenhouses); 30.0 metres (agricultural buildings); 60.0 metres (cannabis production)
- **Rear setback:** 7.5 metres (house); 15.0 metres (greenhouses and agricultural buildings); 30.0 metres (cannabis production)
- **Interior side setback:** 1.5 metres, and the two interior side setbacks together at least 3.5 metres (house); 7.5 metres (greenhouses); 15.0 metres (agricultural buildings); 30.0 metres (cannabis production)
- **Street side setback:** 4.5 metres (house); 7.5 metres (greenhouses); 30.0 metres (agricultural buildings); 60.0 metres (cannabis production)
- **Accessory building setbacks:** front 7.5 m, rear 7.5 m, interior side 1.5 m, exterior side 4.5 m, and 3.0 m from the face of a residential building (agricultural employee residential, produce sales and other accessory uses)
- **Other rules:** Greenhouses must be 30.0 m from wells; Cannabis commercial production is not permitted unless the lot is in the Agricultural Land Reserve

## Source

- [Maple Ridge Zoning Bylaw No. 7600-2019 (consolidated to July 28, 2026), s. 504](https://www.mapleridge.ca/media/file/zoning-bylaw-7600-2019#page=119) (read 2026-11-07)

Rules in the bylaw's general sections (parking, fences, suites, home businesses) also apply. All zones in Maple Ridge: https://govhandbook.com/ca/bc/maple-ridge/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/maple-ridge/zoning/a-4/_