What city is ZIP code 28539?

ZIP code 28539 is in Swansboro, NC (Onslow County).

What county is ZIP code 28539 in?

ZIP code 28539 is mostly in Onslow County, North Carolina.

How many people live in ZIP code 28539?

About 18,351 people live in the 28539 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 28539

Swansboro, NC, Onslow County

Population

18,351

Land area

77.1sq mi

People per sq mi

238

City

Swansboro

ZIP 28539 and nearby ZIP codes

Full map

ZIP 28539 at a glance

Households here earn a median of $66,976 a year, 7% less than the North Carolina figure of $72,388.
A typical owner-occupied home is valued at $230,200 (20% below North Carolina) and median rent is $1,195 a month.

Local data for ZIP 28539

Counts from official public data

Housing and community stats

ZIP 28539, American Community Survey 2020-2024

Full profile

Median household income

$66,976

Poverty rate

11.8%

Median home value

$230,200

Prices -1.5% in a year

Median rent

$1,195/mo

Homeownership

76.2%

Bachelor's or higher

22.2%

Median age

33.1

Average commute

26.1 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

127

ZIP Business Patterns 2023

Employees

854

$27.8M annual payroll

PPP loans

$4.9M

130 loans

Campaign donations

$19.5K

18% D, 60% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 28539, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively High

Top: hurricane

Storm events since 1996

513

Countywide, mostly thunderstorm wind

Flood insurance policies

4,401

6.3% of homes, county

July high / Jan low

89° / 35°F

56.5 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 28539, CDC PLACES estimates

All 40 measures

Obesity

34.5%

U.S. 33.3% +1.2 pts

Diabetes

9.7%

U.S. 12.1% -2.4 pts

Smoking

14.9%

U.S. 12.8% +2.1 pts

Uninsured (18-64)

10.2%

U.S. 11.1% -0.9 pts

Frequently asked questions

What city is ZIP code 28539?: ZIP code 28539 is in Swansboro, NC (Onslow County).
What county is ZIP code 28539 in?: ZIP code 28539 is mostly in Onslow County, North Carolina.
How many people live in ZIP code 28539?: About 18,351 people live in the 28539 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.