Sign Regulations in Onslow County, NC (2026)

2 rules for unincorporated Onslow County, North Carolina.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Onslow County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Digital Billboards

Onslow County confines outdoor advertising billboards to the RA, HB, L-IN, and H-IN districts, capping them at 450 square feet and 50 feet tall. Digital or electronic changeable-copy faces must hold each image for at least eight seconds, freeze on malfunction, and stay under 0.3 foot-candles above ambient light.

Onslow County Digital Billboard Standards

Significant Restrictions

Onslow County Code of Ordinances § 12.1(F), applied to billboards by § 12.5(B)(8)

F.ELECTRONIC/DIGITAL CHANGEABLE COPY SIGNAGE1.The necessary North Carolina Building Code electrical permits must be completed. In addition, the following regulations shall apply to the display of any electronic or digital changeable copy signage:a.The sign copy/display shall not change or alternate more frequently than once every eight seconds.b.The sign shall be designed and equipped to freeze...

Full ordinance details →Official source ↗

Window Signs

Onslow County's Master Sign Plan standard limits window signs to five per tenant, with total window signage capped at ten percent of a storefront's ground-floor window area. It is the one numeric window-sign limit written into the county's sign article, applied to businesses that adopt an approved Master Sign Plan.

Onslow County Window Sign Coverage Cap

Some Restrictions

Onslow County Code of Ordinances § 12.4(C)(1)(c), Table 12-1

Table 12-1—Master Sign Plan Standards Sign Type Number Allowed Max. Sign Height Max. Sign Area Awning Signs One per tenant per street frontage N/A 15 square feet Window Signs Up to five per tenant N/A Ten percent of the ground floor window area

Full ordinance details →Official source ↗

All Onslow County ordinances

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