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πŸ—οΈ Accessory Structures/Garage Conversions

Garage Conversions: Kaneohe vs Mililani Town

How do garage conversions rules compare between Kaneohe, HI and Mililani Town, HI?

Kaneohe has fewer restrictions than Mililani Town.

Kaneohe, HI

Honolulu County

Some Restrictions

Converting a Kaneohe garage into living space is regulated as an ADU under ROH Sec. 21-5.720, requiring building permits, parking replacement, and occupancy compliance.

View full Kaneohe rules β†’

Mililani Town, HI

Honolulu County

Heavy Restrictions

Garage conversions in Mililani Town are regulated as ADUs under ROH Sec. 21-5.720 and commonly prohibited or restricted by HOA covenants, requiring both city permits and association approval.

View full Mililani Town rules β†’

Key Facts Comparison

FactKaneoheMililani Town
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Highlighted rows indicate differences between cities.

Kaneohe FAQ

Can I convert my Kaneohe garage into a rental?

Yes, with ADU permits under Sec. 21-5.720, building permits, parking replacement, and a minimum 30-day rental term.

What if my previous owner converted the garage?

You may be able to legalize the conversion via after-the-fact permit if it was done before September 14, 2015 and meets current ADU standards.

Mililani Town FAQ

Can I convert my Mililani garage into a bedroom?

Check your HOA CC&Rs first. Many Mililani associations prohibit garage conversions. If allowed, a city building permit and ADU compliance are still required.

What if my neighborhood allows it but parking is tight?

You will need to provide replacement parking on your lot that meets city standards and often HOA surface and placement rules.

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