Wondering if your community has pre-approved ADU plans? See more details here

Wondering if your community has pre-approved ADU plans? See more details here

A project of the Santa Clara County Planning Collaborative

ADU Resources

Supporting you throughout your ADU Project

key resources for your adu project

Guidebook + Exercises

Our in-depth guide to building an ADU.

Pre-Approved ADU Plans

See if your local community has pre-approved ADU designs.

Local ADU Rules

An overview of your City’s ADU rules.

more Santa Clara county Resources

Other adu resources