Mililani Town vs Waipahu
How do coastal development rules compare between Mililani Town, HI and Waipahu, HI?
Mililani Town has fewer restrictions than Waipahu.
Mililani Town, HI
Honolulu County
Mililani Town sits inland and is generally outside Honolulu's Special Management Area under ROH Chapter 25, so most projects do not need SMA permits.
View full Mililani Town rules →Waipahu, HI
Honolulu County
Waipahu properties along the West Loch of Pearl Harbor fall within the Special Management Area under ROH Chapter 25, which implements HRS Chapter 205A coastal management.
View full Waipahu rules →Key Facts Comparison
| Fact | Mililani Town | Waipahu |
|---|---|---|
| - | - |
Highlighted rows indicate differences between cities.
Mililani Town FAQ
Do I ever need an SMA permit in Mililani?
Almost never for standard Mililani Town properties; the SMA boundary does not reach the community.
What if I build on a beach property elsewhere?
Coastal parcels outside Mililani are very likely inside the SMA and would need city and often state approvals.
Waipahu FAQ
Does SMA apply to Waipahu properties near West Loch?
Properties inside the Special Management Area boundary inland of the West Loch shoreline require SMA permit review under Chapter 25 for qualifying development activities.
How do I find the SMA boundary for my parcel?
The Department of Planning and Permitting and city GIS maps show the Special Management Area boundary. You can also request a determination from planning staff.
Compare other topics
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