Everything you need to know about Accessory Dwelling Units (ADUs) in California, in one place. Check local zoning requirements, estimate costs, and meet local professionals who can help with the process.
Go To Your City in CA
The State of California has implemented new legislation (SB 1069 and AB 2299) which allows homeowners to add Accessory Dwelling Units (ADUs) to their properties. The ordinance is required in all jurisdictions, check your city above to see if you can add an ADU to your property, convert a garage into guest quarters or legalize an existing in-law unit.
Adding an ADU, or legalizing an existing one, is an excellent investment. It gives you additional squarefootage and consequently appreciates your property value. Then you can rent it out or sell to invest in another property. Use city search above to learn more about actual numbers for your area.
The unit is separated from primary home. Best solution for independent rental unit maintaining privacy.
The unit is attached to the primary home. Flexible solution to extand size of your residence or rent it out.
Existing space in converted into independent apartment or Junior ADU (JADU) that can share amenities.
Transform an existing secondary structure. Building on top of a garage is an option in certain areas too.
Hausable aims to give you tools and knowledge to understand the process of getting an ADU before you start your project. It is important to research all the pieces before you commit to anything. Some of them are straightforward, for some you need to talk with a professional, and we can connect you with lenders and contractors who specialize in ADUs in your local area. It is a lengthy process so better start now!
Pre-Planning (typically 3-12 months)
Start the Process (typically 3-6 months)
Build Your Project (typically 6-12 months)