Setback Rules: Kailua vs Urban Honolulu
How do setback rules rules compare between Kailua, HI and Urban Honolulu, HI?
Kailua has fewer restrictions than Urban Honolulu.
Kailua, HI
Honolulu County
Kailua construction follows ROH Sec. 21-4.30 yard and street setbacks, plus district-specific standards in 21-3.70-1 for residential zoning. Setbacks preserve light, air, and neighborhood character across windward Oahu.
View full Kailua rules →Urban Honolulu, HI
Honolulu County
Urban Honolulu enforces ROH 21-4.30 setbacks across dense CDP neighborhoods, with residential districts typically requiring 10-foot front yards and 5-foot side yards plus Waikiki and shoreline overlays.
View full Urban Honolulu rules →Key Facts Comparison
| Fact | Kailua | Urban Honolulu |
|---|---|---|
| - | - | |
| Primary section | - | ROH 21-4.30 |
| R-5 front typical | - | 10 feet |
| R-5 side typical | - | 5 feet |
| Coastal overlay | - | ROH Chapter 23 |
Highlighted rows indicate differences between cities.
Kailua FAQ
How close to the street can I build?
Most Kailua residential lots require a 10-foot front setback under ROH 21-4.30, though specifics depend on the zoning district.
Do beachfront setbacks differ?
Yes, shoreline lots near Kailua Beach must also meet state shoreline setback and SMA requirements on top of county rules.
Urban Honolulu FAQ
What are Urban Honolulu's residential setbacks?
ROH 21-4.30 sets a typical 10-foot front, 5-foot side, and 5 to 10 foot rear yard in R-5 districts common across Urban Honolulu. Apartment and commercial districts in Waikiki and Ala Moana have separate standards.
Do Waikiki beachfront lots have extra setbacks?
Yes. Shoreline setbacks under ROH Chapter 23 and Waikiki Special District rules add limits on top of ROH 21-4.30 for beachfront parcels, protecting public beach access and coastal view corridors.
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