California ADU Grant Program

California Housing Finance Agency

Waitlist Home Repair

About This Program

Provides grants to cover predevelopment costs for building accessory dwelling units (ADUs) or junior ADUs on owner-occupied properties. Grant covers architectural plans, permit fees, site surveys, and utility connection fees.

Grant covers predevelopment costs; construction financing available separately

Data last verified 2026-06-09. How we verify our data.

Key Details

  • Up to $40,000 for ADU predevelopment costs
  • Covers plans, permits, surveys, utility connections
  • Income at or below 120% AMI
  • Must be owner-occupied property
  • Applications currently on waitlist

How to Apply

Get free help applying Visit Official Program Page Track this program

(877) 922-5432

A grant-savvy contractor in Santa Maria, CA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Santa Maria early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • Household income proof (recent pay stubs, last year's tax return, or benefit award letters for everyone in the home).
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • Photos of the problem area or the work to be done.
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Applications currently closed; check for reopening

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