Garage Conversions: East Honolulu vs Urban Honolulu
How do garage conversions rules compare between East Honolulu, HI and Urban Honolulu, HI?
East Honolulu and Urban Honolulu have similar restriction levels.
East Honolulu, HI
Honolulu County
Converting a garage into living space in East Honolulu is treated as creating an ADU under the LUO and requires building permits plus replacement parking for the original garage use.
View full East Honolulu rules →Urban Honolulu, HI
Honolulu County
Urban Honolulu garage conversions must meet ADU rules in ROH Sec. 21-5.720 plus building-permit requirements in Sec. 18-3.2, and lost parking must be replaced on-lot even on tight urban parcels.
View full Urban Honolulu rules →Key Facts Comparison
| Fact | East Honolulu | Urban Honolulu |
|---|---|---|
| - | - | |
| ADU Section | - | ROH Sec. 21-5.720 |
| Permit Section | - | ROH Sec. 18-3.2 |
| Parking Rule | - | Replace on-lot |
| Amnesty Cutoff | - | September 14, 2015 |
Highlighted rows indicate differences between cities.
East Honolulu FAQ
Can I convert my garage into a rental unit?
Yes, if it meets ADU requirements including parking replacement, setbacks, lot size, and you obtain proper building permits. Short-term rentals are not allowed.
What if my garage was converted years ago without a permit?
You may qualify for an after-the-fact permit if the conversion was completed before September 14, 2015. Contact DPP to review your specific situation.
Urban Honolulu FAQ
Can I convert my carport into a studio in Kapahulu?
Only with a building permit under ROH Sec. 18-3.2. If a kitchen is added it counts as an ADU under Sec. 21-5.720, and you must replace lost parking on the lot.
What if the conversion was done without a permit years ago?
Conversions completed before September 14, 2015 may qualify for an after-the-fact permit. Otherwise the owner must legalize the work or restore the original garage.
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