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πŸ—οΈ Accessory Structures/Tiny Homes

Tiny Homes: East Honolulu vs Mililani Mauka

How do tiny homes rules compare between East Honolulu, HI and Mililani Mauka, HI?

East Honolulu and Mililani Mauka have similar restriction levels.

East Honolulu, HI

Honolulu County

Heavy Restrictions

East Honolulu does not recognize a separate tiny-home category. Permanent tiny homes on foundations are regulated as ADUs. Movable tiny homes on wheels are generally not permitted as permanent dwellings.

View full East Honolulu rules β†’

Mililani Mauka, HI

Honolulu County

Heavy Restrictions

Tiny homes in Mililani Mauka are regulated as ADUs under ROH Sec. 21-5.720 when on a foundation, but the Mililani Mauka Community Association often prohibits them outright; tiny homes on wheels are not permitted as dwellings.

View full Mililani Mauka rules β†’

Key Facts Comparison

FactEast HonoluluMililani Mauka
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East Honolulu FAQ

Can I park a tiny home on wheels on my property and live in it?

No. Movable tiny homes on wheels are treated as recreational vehicles and are generally not permitted as permanent residences in Honolulu residential districts.

Can I build a tiny home on a foundation?

Yes, as an ADU under Sec. 21-5.720, if it meets ADU requirements for lot size, parking, and setbacks, and you secure a building permit.

Mililani Mauka FAQ

Can I place a tiny home in my backyard?

Only as an ADU on a foundation, and only if the MMCA approves it; many Mililani Mauka lots will not qualify.

What about THOWs for guests?

RV-style tiny homes on wheels cannot be used as permanent dwellings in residential districts.

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