Signage Rules: Honolulu vs Kapolei
How do signage rules rules compare between Honolulu, HI and Kapolei, HI?
Honolulu and Kapolei have similar restriction levels.
Honolulu, HI
Honolulu County
Honolulu's Land Use Ordinance prohibits any exterior signage indicating a home is used for a business. Under ROH § 21-5.350, home occupations must be invisible from the street — no signs, displays, or advertising may be mounted on or near the dwelling.
View full Honolulu rules →Kapolei, HI
Honolulu County
Home business signage in Kapolei is tightly restricted by ROH Chapter 21, Article 7, with residential districts typically allowing only a small nameplate for home occupations.
View full Kapolei rules →Key Facts Comparison
| Fact | Honolulu | Kapolei |
|---|---|---|
| Exterior signs | Prohibited for home occupations | - |
| Residential district sign max | 4 sq ft (non-dwelling use only) | - |
| Illuminated signs | Not permitted in residential zones | - |
| Governing code | ROH § 21-5.350; Ch. 21 Art. 7 | - |
| Enforcing agency | Honolulu Dept. of Planning & Permitting | - |
| - | - |
Highlighted rows indicate differences between cities.
Honolulu FAQ
Can I put a small nameplate on my mailbox for my home business?
No. ROH § 21-5.350 prohibits any exterior signage that indicates the residence is used for non-residential purposes, including nameplates advertising a business.
Can I advertise my home business with a sign in my window?
Interior window signs visible from the street may still violate the intent of ROH § 21-5.350. Consult the Honolulu DPP for guidance on specific situations.
Are there any exceptions for certain licensed home businesses?
The ordinance makes no general exceptions. Any home occupation, regardless of type or license, must comply with the no-exterior-sign requirement under § 21-5.350.
Kapolei FAQ
Can I put my business logo on my Kapolei home's front window?
Window advertising for a home occupation is generally treated as prohibited commercial signage in residential zones under Article 7.
Can I hang a seasonal banner for sales?
Temporary advertising banners for home businesses are not permitted in residential districts and likely also violate HOA covenants.
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