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Basement & Secondary Suites1 min readMar 21, 2026

Richmond Laneway House & Garden Suite Guide 2025

Secondary Dwellings in Richmond

The City of Richmond permits secondary suites, coach houses (attached), and garden suites (detached) in most residential zones. Richmond’s large lots — particularly in the west side and Steveston — are well-suited for secondary dwelling development.

Richmond Garden Suite Rules

  • Maximum size: 45 sq m (484 sq ft) — single storey
  • Must be in rear yard
  • Maximum height: 4.3m (14 ft)
  • Setbacks: 1.5m from rear lot line, 1.2m from side lot lines
  • Owner-occupancy: One unit must be owner-occupied

Construction Costs

Type Cost Range
Secondary suite (basement) $50,000–$130,000
Garden suite (detached, 484 sq ft) $180,000–$320,000
Coach house (above garage) $150,000–$280,000

Rental Income in Richmond

Richmond basement suites: $1,800–$2,500/month. Garden suites: $2,000–$2,800/month. High demand from Richmond’s large professional and family renter population.

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