Height Limits: Mililani Mauka vs Pearl City
How do height limits rules compare between Mililani Mauka, HI and Pearl City, HI?
Mililani Mauka and Pearl City have similar restriction levels.
Mililani Mauka, HI
Honolulu County
Mililani Mauka fences follow ROH Sec. 21-4.60, which triggers added setback or landscaping rules once a front-yard fence, wall, or hedge exceeds 36 inches in height.
View full Mililani Mauka rules →Pearl City, HI
Honolulu County
Pearl City neighborhoods including Manana, Pearl City Highlands, and Waiau follow the islandwide ROH 21-4.60 fence height rules, with military-family rentals near Pearl Harbor subject to the same caps.
View full Pearl City rules →Key Facts Comparison
| Fact | Mililani Mauka | Pearl City |
|---|---|---|
| - | - | |
| Front yard max | - | 4 feet |
| Side/rear max | - | 6 feet |
| Frontage trigger | - | 36 inches |
| Code section | - | ROH 21-4.60 |
| Enforcement | - | Honolulu DPP |
Highlighted rows indicate differences between cities.
Mililani Mauka FAQ
Does MTA approval replace a city fence permit?
No. HOA approval is separate from the city permit; both may be required depending on height and location.
Can a front-yard hedge grow taller than 36 inches?
Hedges are treated like fences under ROH 21-4.60; added landscaping and setback rules apply above 36 inches.
Pearl City FAQ
How tall can my Pearl City fence be?
ROH 21-4.60 caps most Pearl City front-yard fences at 4 feet and side and rear fences at 6 feet. Street frontages with fences over 36 inches need additional landscape screening for sight-line preservation.
Do military rental homes follow the same rules?
Yes. Off-base rentals in Pearl City Highlands and Manana follow ROH 21-4.60 like every other residential property. Only homes inside Joint Base Pearl Harbor-Hickam fall outside city jurisdiction.
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