County ProfileNC
Onslow County
Population: 204,576 · 13 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
204,576
People
Median age
27.7
Housing
Total households
75,265
Income
Median household income
$68,148
Housing
Total housing units
87,354
Employment
Employment rate
43.4%
Education
Bachelor’s degree or higher
26%
Healthcare
Insured population
90.5%
County details
Local time 02:10:35(ET)| Name | Onslow |
|---|---|
| Total ZIP codes | 13total |
| ZIP codes (by type) | 11 Standard2 PO Box |
| Area code | 252, 472, 910 |
| Timezone | Eastern Time (ET) |
| Coordinates | 34.7631087, -77.4994691 |
| Land area | 762.1 sq miles(1,973.8 km²) |
Map of Onslow county, North Carolina with ZIP codes
Cities and Communities in Onslow County
Compare the largest cities in Onslow County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Jacksonville | 72,723 | $57,697 | 3ZIPs |
| Camp Lejeune | 26,239 | — | 2ZIPs |
| Hubert | 17,039 | — | 1ZIPs |
| Tarawa Terrace | 5,016 | — | 1ZIPs |
| Midway Park | 4,283 | — | 1ZIPs |
| Holly Ridge | 4,171 | $104,788 | 1ZIPs |
| Swansboro | 3,744 | $114,425 | 1ZIPs |
| Maple Hill | 3,175 | — | 1ZIPs |
| Sneads Ferry | 2,548 | $79,594 | 1ZIPs |
| Richlands | 2,287 | $65,163 | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Onslow County
Review the most populated postal areas across Onslow County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 28540 | Jacksonville | $65,625 | 49,739 |
| 28546 | Jacksonville | $63,561 | 48,547 |
| 28547 | Camp Lejeune | $67,588 | 22,703 |
| 28574 | Richlands | $67,416 | 18,689 |
| 28539 | Hubert | $66,976 | 17,039 |
| 28584 | Swansboro | $87,414 | 13,584 |
| 28460 | Sneads Ferry | $88,908 | 12,591 |
| 28445 | Holly Ridge | $84,016 | 10,243 |
| 28543 | Tarawa Terrace | $50,649 | 5,016 |
| 28544 | Midway Park | $52,354 | 4,283 |
| 28542 | Camp Lejeune | $125,491 | 3,536 |
| 28454 | Maple Hill | $73,015 | 3,175 |
| 28541 | Jacksonville | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS