Bolthole Index county-legal census · checked 2026-10-07
5 of Hawaii's 5 counties — 100% — let an owner build their own home without a licensed contractor. That is the 48th-largest count of any state. The strongest of them on the Bolthole Index is Kauai County (62/100). Every entry below cites the county’s own official source.
Rules change, and cities inside these counties set their own — treat this as a verified starting point, not legal advice. All 2952 counties nationwide → Hawaii: tiny homes → Full Hawaii profile →
5 of 5 Hawaii counties · sorted by Index score
Applicants seeking to perform building, electrical, or plumbing work in Kauai County under the licensure or exemption provisions of HRS Chapter 444. A building, electrical, or p…
Article 1: General Provisions - Kaua'i County, HI ↗HRS 444-2.5/444-9.1 allow an owner-builder to act as their own general contractor for a building for personal use (not for sale/lease within one year), with counties maintaining…
Hawaii Revised Statutes 444-2.5 Owner-builder exemption ↗Hawaii's owner-builder exemption (HRS 444-2.5 / 444-9.1) lets a property owner act as their own general contractor without a license for a building for their own use; the County…
County of Maui DSA - PS-FORM D Contractor/Owner-Builder ↗Under HRS 444-2.5 an owner/lessee may act as their own general contractor to build/improve a residence for their own use (registration under HRS 444-9.1 required; no sale/lease …
Hawaii Revised Statutes 444-2.5 - Owner-builder exemption ↗Statewide rule. Owners or lessees undertaking qualifying residential or farm construction or improvements for their own use, or for use by grandparents, parents, siblings, or ch…
HRS §444-2.5 Owner-builder exemption ↗Every county here has a full profile — water, land prices, hazard safety, seclusion, and the rest of its building rules. See the Hawaii state page for all 5 counties ranked, or go back to the national list.
Off-grid gear
Building on land in one of these Hawaii counties? The kit we'd start with:
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General guidance, not legal advice. Off-grid, building, and land-use rules are often set at the county level and change often. Verify with your county and state before acting. Data reviewed 2026-06-26.
