About Mother Lode ADU

Mother Lode ADU was developed out of a partnership between the Counties of Amador, Calaveras, Mariposa, and Nevada to help homeowners through the process of building an ADU. We hope that as a result, our region will have more housing options, from a nearby home for aging parents or grandparents to a long-term rental for someone working in your area.

These pages include a step-by-step guide to your ADU project (from ADU 101 to move-in) and many free resources and tools that will help you along the way. 

Participating Jurisdictions

Acknowledgements

Welcome to Mother Lode ADU

More coming soon!

Some of our resources are still in progress – check back frequently to see new features!

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