Guidelines for Garage Conversion ADUs

By members of the Casita Coalition

Many homeowners come to the Napa Sonoma ADU Center interested in how they can convert their garage into an accessory dwelling unit. Check out this extensive dive into guidelines for building garage conversion ADUs in the State of California! These guidelines were developed by Casita Coalition members including the Napa Sonoma ADU Center, Build it Green, Maxable, BuildZig and more -- and reviewed by the California Department of Housing & Community Development.