Your Complete Guide to Building an ADU in San Diego
Planning an accessory dwelling unit? This free handbook covers everything from regulations to ROI - created by the BNC Builders team, trusted across San Diego County for quality construction.
Everything You Need to Know Before Building an ADU
ADUs represent significant investments with significant returns - when done right. This handbook distills our experience building dozens of accessory dwelling units into a practical guide that answers the questions homeowners actually ask. Whether you are considering rental income, housing for family, or simply adding value to your property, this resource sets you up for success.
What You Will Learn:
- San Diego ADU regulations - what you can build and where
- Step-by-step permit process navigation tips that save months
- Design options and floor plan concepts for different lot sizes
- Realistic cost breakdowns and financing options
- ROI calculations and rental income potential in today's market
