ZIP code · Holly Ridge · North Carolina · United States

ZIP code 28445 — Holly Ridge

ZIP code 28445 serves Holly Ridge, North Carolina.

Postal code
28445
Single source Value from one source, not cross-checked.
City
Holly Ridge
County
Onslow FIPS 37133
State
North Carolina
Country
United States
Coordinates
34.4954, -77.5550 — precision precise (locality)
View on OpenStreetMap
Population
9,784 (ZCTA, ACS 5-year)
Population density
94 / sq mi
Land area
103.7 sq mi (268.7 km²) (ZCTA, ACS 5-year)
Median household income
$89,250
Per-capita income
$50,232
Median age
41.3
Households
4,235
Housing units
8,832
Median home value
$332,500
Median gross rent
$1,318 / month
Congressional districts
NC-3 (also NC-7) (119th Congress)
USDA hardiness zone
8b (15 to 20 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/New_York (UTC−5 / UTC−4 DST)
Area code
910
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 88°F), coldest Jan (avg low 34°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F555763727884888782746659
Avg low °F343640505968727065544336

NOAA 1991–2020 climate normals from the nearest station: SURF CITY (3.5 mi) · NOAA NCEI

Places in ZIP 28445

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page