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

A project of the Santa Clara County Planning Collaborative

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

A project of the Santa Clara County Planning Collaborative

ADU Calculator

Create a project budget based on your location

Estimate your project budget, possible rental income, and return on investment based on real-world cost numbers from your community. 

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Need more guidance on budget and finance?

Check out our comprehensive ADU guidebook for more details on financing options and how to approach your budget

Read the guidebook

Santa Clara County ADU

A project of the Santa Clara County Planning Collaborative

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