Hawaii County Ohana/ADU Construction Grant
Hawaii County Planning and Research & Development
About This Program
The Grant Map catalogs Hawaii County Ohana/ADU Construction Grant in its Hilo, HI research directory. The record carries audience tags for homeowners; those tags do not establish eligibility or current service coverage.
Grants to help build accessory dwelling units (ADUs) or ohana units for multi-generational housing. Assists families caring for elderly parents or adult children with disabilities.
Grant assistance for ADU/ohana construction, subject to income and occupancy requirements
Record set last reviewed 2026-06-09. How we verify our data.
Other published resources for Hilo, HI, 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 $50,000 for ohana/ADU construction
- For multi-generational family housing
- Income at or below 120% AMI
- Must meet county zoning and building codes
- Currently waitlisted, limited funding
How to Apply
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Track this programProgram phone: (808) 961-8379
Some programs require contractor estimates, licenses, or inspections. A cited link may be general, so confirm the current rules with the administrator before hiring; a directory match does not guarantee contractor eligibility or funding.
You may need a contractor or estimate
Some programs for this project type ask for a license, inspection, or written estimate. Confirm the rule before contacting a contractor in Hilo.
Get matched with a contractorEach administrator sets its contractor rules. Confirm exact requirements directly; the cited URL may be a general agency page.
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).
Requirements vary by program and locality. Confirm the exact rules and application route with the administrator. We can help you prepare your paperwork, but you submit it yourself.
Deadline: Currently waitlisted, limited funding
Questions about this program?
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Frequently asked questions
What amount is listed for Hawaii County Ohana/ADU Construction Grant in Hilo, HI?
The Grant Map record states: Grant up to $50,000. Confirm the current amount and eligible costs with the administrator.
What audience tags are recorded for Hawaii County Ohana/ADU Construction Grant in Hilo?
The directory record carries audience tags for homeowners. These tags do not establish eligibility; confirm the complete current rules with the administrator.
How do I apply for Hawaii County Ohana/ADU Construction Grant in Hilo, HI?
Confirm the application route directly with Hawaii County Planning and Research & Development; use the cited source on this page as a starting point or call (808) 961-8379. Confirm any fee or cost with the administrator.
Need a Contractor for This Project?
Browse local listings or request an introduction. The Grant Map does not guarantee licensing, program experience, work quality, or funding.
More ways to save on this project
Rebates and discounts that may reduce project cost. Confirm eligibility and coordination rules before including one in your budget.
Find More Programs in Hilo, HI
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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