Skip to content

Skip to content

Thinking about an ADU? Schedule your personal consultation

ADU 101
ADU Stories
Blog
Webinars
Resources
Featured resources

ADU Calculator

Estimate potential costs, fees, and rents.

Local ADU Rules

An overview of ADU rules in your location.

Pre-Approved Plans

Browse and find your dream ADU design.

ADU Workbook

Your step-by-step guide to the ADU process.

More resources

ADU Workbook

ADU Exercises

Address lookup

Blog

Budget Tracker

Consultations

Calculator

FAQs

Floorplan Inspiration

Glossary

Local ADU Rules

Process Map

Vendor Directory

Webinars

See the resources page
Consultations
What are you looking for?

Search

Get Started
Learn the Rules
Budget
Design
Permit
Build
Rent

Get Started
Learn the Rules
Budget
Design
Permit
Build
Rent

Event type: Workshop

ADU Tours, Workshop

Marin ADU Fair & Open House

October 4, 2025

Facebook Twitter Instagram Youtube

Subscribe to the Napa Sonoma ADU Center Newsletter

Periodic updates, stories, and resources to support your ADU project.

ADU Process

Get Started
Learn the Rules
Budget
Design
Permit
Build
Rent

Get Started
Learn the Rules
Budget
Design
Permit
Build
Rent

Resources

ADU Workbook
ADU Exercises
Address lookup
Blog
Budget Tracker
Consultations
Calculator
FAQs
Floorplan Inspiration
Glossary
Local ADU Rules
Process Map
Vendor Directory
Webinars

ADU Workbook
ADU Exercises
Address lookup
Blog
Budget Tracker
Consultations
Calculator
FAQs
Floorplan Inspiration
Glossary
Local ADU Rules
Process Map
Vendor Directory
Webinars

Support

About
ADU 101
Contact
Calendar
For Vendors
Legal

About
ADU 101
Contact
Calendar
For Vendors
Legal

Site search

Search

Member of the

© 2025 Napa Sonoma ADU Center

Produced by Community Planning Collaborative