California Housing Finance Agency
CalHFA ADU Standard Loan is available to homeowners in Corona, CA.
Low-interest loans for California homeowners to finance accessory dwelling unit (ADU) construction or conversion. No income limits. Competitive rates and flexible terms for eligible properties in Corona and statewide.
Loan amount based on ADU construction costs, up to $150,000
Data last verified 2026-05-25. How we verify our data.
In Corona, CA, you can combine this program with other local help to cut your cost:
A grant-savvy contractor in Corona, 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 Corona early keeps your application moving.
Get matched with a contractorEach program sets its own contractor rules. Check the official program page for exact requirements.
Documents you will likely need
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: Ongoing availability
Ask us. It is free, and a real person answers within a business day.
Email us about this programLoans up to $150,000 at 6.50% APR.
CalHFA ADU Standard Loan is open to homeowners in Corona, CA. It has no income limit.
Apply directly with California Housing Finance Agency using the official program link on this page or call (877) 922-5432. There is no middleman and no fee.
Grant-approved contractors understand the documentation, inspections, and timelines, so your funding releases on schedule.
Rebates and discounts that stack on top of any grant. Most are free to use.
This is just one of many grants, rebates, and free programs available. Stack them together to maximize your savings.
See All Programs