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Getting Started
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Budgeting
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Getting Started
Learning the Rules
Budgeting
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Permitting
Construction
Renting

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Cover of the San Mateo ADU Resource Center guidebook for homeowners.

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April 1, 2025

Cover of the San Mateo ADU Resource Center guidebook for homeowners.

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April 1, 2025

Cover of the San Mateo ADU Resource Center guidebook for homeowners.

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ADU Process

Getting Started
Learning the Rules
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Getting Started
Learning the Rules
Budgeting & Finance
Design
Permitting
Construction
Renting & Move-in

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Calculator
FAQs
Floorplans Inspiration
Glossary
Guidebook + Exercises
Local ADU Rules
Process-at-a-Glance
Pre-Designed Plans

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FAQs
Floorplans Inspiration
Glossary
Guidebook + Exercises
Local ADU Rules
Process-at-a-Glance
Pre-Designed Plans

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