Home Additions FAQ
Have questions about home additions? We have answers for your Home Additions FAQ!
How Much Will My Home Addition Cost in the Bay Area?
The average cost to build a Home Addition or add a room is $80,000. A room addition costs from $350 to $500 per square foot depending on the room size, materials, labor, location, and if you’re building-up or out.
How Much is an Additional Master Bathroom?
For a master bathroom addition, you will pay between $50,000 to $100,000 or $62,500 on average. Adding a bedroom and bathroom to your home typically falls in the $80,000 to $120,000 range, depending on the materials and location.