Lot Coverage Limits: Mililani Town vs Mililani Mauka
How do lot coverage limits rules compare between Mililani Town, HI and Mililani Mauka, HI?
Mililani Town and Mililani Mauka have similar restriction levels.
Mililani Town, HI
Honolulu County
Mililani Town residential lots follow ROH Sec. 21-3.70-1 impervious caps. Homes permitted after May 1, 2019 are limited to 75 percent impervious coverage, with HOAs often requiring additional landscaped area.
View full Mililani Town rules →Mililani Mauka, HI
Honolulu County
ROH Sec. 21-3.70-1 imposes impervious-surface caps on Mililani Mauka lots, including a 75 percent impervious limit for dwellings permitted after May 1, 2019.
View full Mililani Mauka rules →Key Facts Comparison
| Fact | Mililani Town | Mililani Mauka |
|---|---|---|
| - | - |
Highlighted rows indicate differences between cities.
Mililani Town FAQ
Can I extend my driveway to fit an extra vehicle?
Possibly, but confirm total impervious coverage stays under 75 percent and HOA approves the revised frontage design.
Does a covered lanai count as impervious?
Yes, roofed lanais typically count as impervious for coverage calculations, even if the floor is open slab or deck.
Mililani Mauka FAQ
Can I pave over my front yard for more parking?
Full front-yard paving often exceeds the 75 percent impervious cap and conflicts with MTA front-yard landscape rules.
Do decks count toward impervious coverage?
Solid-surface decks generally count as impervious, while open-slatted decks over pervious ground may count less.
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