City of Walnut Creek
Home MenuBuilding and Land Use Regulations
- Accessory and junior dwelling units (ADUs and JADUs)
- Accessory structures
- Cannabis
- Fences
- Household pet and livestock regulations
- Landscaping
- Multifamily residential and commercial buildings
- Single-family and duplex remodels, additions, and alterations
- Single-family construction for new homes
- Pools and spas
- Retaining walls
- Recreational vehicles (RVs)
- Setbacks
- Solar, electrical, heating and plumbing
- Smoking laws
- Waste management
- SB 9 Ordinance - Urban Lot Split