CalHFA ADU Grant Program
California Housing Finance Agency
About This Program
Provides grants to help cover the predevelopment and non-reoccurring closing costs associated with building an accessory dwelling unit (ADU). The ADU must be made available for rent to a low-income household for at least five years.
Grant for ADU predevelopment and closing costs
Record set last reviewed 2026-06-09. How we verify our data.
Other published resources for Rancho Santa Margarita, CA, are listed below. Review each separately and ask the administrators whether they can coordinate funding for the same work:
- FEMA Hazard Mitigation Grant Program (HMGP) Varies, no individual cap; projects typically $10K-$200K+
- FEMA Increased Cost of Compliance (ICC) Coverage Up to $30,000
- HUD Lead Hazard Control & Healthy Homes Varies by jurisdiction, typically $5,000-$15,000 per unit
- EPA / WIIN Act Lead Service Line Replacement Varies, full line replacement cost covered in many programs
Key Details
- Grant up to $40,000 for ADU development costs
- Must rent ADU to low-income household for 5 years
- Covers predevelopment and closing costs
- Moderate income limits apply
- Currently not accepting applications
How to Apply
Confirm the current application route with the administrator. Verified official forms and steps appear below when available.
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Deadline: Program currently not accepting applications
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Find More Programs in Rancho Santa Margarita, CA
This is one of several kinds of assistance that may be available. Review other programs separately and confirm whether their administrators allow coordination for the same work.
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