Postal Codes

28399 ZIP Code

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ZIP code 28399 covers White Oak, North Carolina, with a population of about 1,552 and a median household income of $45,395.

Population
1,55220 per square mile
Median age
47.68.9 points above the US average
Median household income
$45,39535% below the North Carolina median
Poverty rate
15.4%3 points above the US average
Degree or higher
11.3%23.7 points below the US average
Homeownership
56.4%8.6 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
8

Where 28399 is

White Oak, North Carolina — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population1,552
Median age47.6
Family households60.7%
Born outside the US3.5%
Speaks a language other than English at home11.3%
White (non-Hispanic)58%
Black (non-Hispanic)32%
Asian (non-Hispanic)0%
Hispanic or Latino8.6%
Veterans16%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$45,395
Income per person$26,760
Poverty rate15.4%
Households on SNAP or cash assistance33.6%

Household income distribution

Under $10k10.2%
$10–15k14.5%
$15–20k4.0%
$20–25k0.0%
$25–30k11.2%
$30–35k5.2%
$35–40k0.8%
$40–45k3.5%
$45–50k3.7%
$50–60k12.9%
$60–75k6.9%
$75–100k12.4%
$100–125k1.7%
$125–150k2.8%
$150–200k9.2%
$200k or more1.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed740
Mean adjusted gross income$53,718
Returns declaring $200,000 or more0%
Returns, under $25k32.4%
Returns, $25k–$50k28.4%
Returns, $50k–$75k18.9%
Returns, $75k–$100k8.1%
Returns, $100k–$200k12.2%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Owner-occupied56.4%
Vacant homes25.2%
Median year built1992

What the homes are

Detached house50.3%
Mobile home49.7%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.2%
Bachelor's degree or higher11.3%
High school diploma or higher82.4%
Works from home4.9%
Drives to work alone60.3%
Takes public transport0%
Commutes 45 minutes or more34.7%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity44.7% 11.3 pts above the national average of 33.4%
Diagnosed diabetes19% 7 pts above the national average of 12%
Currently smokes21.9% 8.7 pts above the national average of 13.2%
High blood pressure48.1% 14 pts above the national average of 34.1%
Fair or poor general health32.2% 11.9 pts above the national average of 20.3%
No health insurance (18–64)16.6% 5.3 pts above the national average of 11.3%
Depression25.6% 3.7 pts above the national average of 21.9%
No leisure-time physical activity37.9% 12.5 pts above the national average of 25.4%
Arthritis33.4% 8.3 pts above the national average of 25.1%
Binge drinking11.9% 4.1 pts below the national average of 16%
Taking blood pressure medication79.8% 5.1 pts above the national average of 74.7%
Cancer (non-skin)8% same as the national average of 7.7%
Current asthma12.3% 1.9 pts above the national average of 10.4%
Coronary heart disease10.8% 4.6 pts above the national average of 6.2%
Routine check-up in past year81% 4.3 pts above the national average of 76.7%
Cholesterol screening84.5% 1.4 pts below the national average of 85.9%
Cognitive disability21.2% 6.4 pts above the national average of 14.8%
Colorectal screening63.1% 1.2 pts below the national average of 64.3%
COPD12.7% 6.1 pts above the national average of 6.6%
Visited a dentist52.2% 9.1 pts below the national average of 61.3%
Any disability45.4% 14.7 pts above the national average of 30.7%
Lacks emotional support26.3% 1.5 pts above the national average of 24.8%
Food insecurity30.4% 13.3 pts above the national average of 17.1%
Received food stamps30% 15.7 pts above the national average of 14.3%
Hearing disability10.7% 4 pts above the national average of 6.7%
High cholesterol39.7% 3.5 pts above the national average of 36.2%
Housing insecurity21.1% 7.3 pts above the national average of 13.8%
Independent living disability14.2% 5.8 pts above the national average of 8.4%
Lacks transport15.5% 6.3 pts above the national average of 9.2%
Loneliness35.8% 1.4 pts above the national average of 34.4%
Mammography use76.8% 0.9 pts above the national average of 75.9%
Poor mental health (14+ days)20% 3.2 pts above the national average of 16.8%
Mobility disability24.2% 10.2 pts above the national average of 14%
Poor physical health (14+ days)18.5% 5 pts above the national average of 13.5%
Self-care disability8% 4 pts above the national average of 4%
Utility shut-off threat15.8% 7 pts above the national average of 8.8%
Sleeps under 7 hours37.9% 1.5 pts above the national average of 36.4%
Stroke6.3% 2.9 pts above the national average of 3.4%
All natural teeth lost23.1% 10.1 pts above the national average of 13%
Vision disability10.6% 5 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments8
People employed61
Annual payroll$2,652,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 92.5% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss90.1 out of 100
Community resilience24.6 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hurricane97.9Very High at its worst in this ZIP code
Strong wind97.5Very High at its worst in this ZIP code
Wildfire95.2Relatively Moderate at its worst in this ZIP code
Drought88.8Relatively Low at its worst in this ZIP code
Winter weather88.4Relatively High at its worst in this ZIP code
Tornado82.4Relatively High at its worst in this ZIP code
Ice storm81.5Relatively Moderate at its worst in this ZIP code
River flooding78.8Relatively High at its worst in this ZIP code
Hail78.2Relatively Moderate at its worst in this ZIP code
Lightning76.9Relatively Moderate at its worst in this ZIP code
Landslide70.5Relatively Low at its worst in this ZIP code
Heat wave65.5Relatively Moderate at its worst in this ZIP code
Cold wave65Relatively Moderate at its worst in this ZIP code
Earthquake59.6Relatively Low at its worst in this ZIP code
Compared with North Carolina and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNorth CarolinaUnited States
Median household income$45,395$69,904$78,538
Income per person$26,760$39,616$43,289
Poverty rate15.4%13.2%12.4%
Median home value$259,400$303,400
Median gross rent$1,162$1,348
Homeownership56.4%66.4%65%
Bachelor's degree or higher11.3%34.7%35%
Unemployment rate4.2%4.8%5.2%
Works from home4.9%14.5%13.5%
Born outside the US3.5%8.7%13.9%
Median age47.639.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationELIZABETHTOWN, NC US18.9 km away
Rain in a year53 in

Average high and low by month

January54.4°F / 31.6°F3.73 in rain
February58.7°F / 33.7°F3.48 in rain
March66.2°F / 40.2°F3.91 in rain
April74.6°F / 48.8°F3.55 in rain
May81.5°F / 57.8°F4.05 in rain
June87.4°F / 66.3°F5.08 in rain
July91°F / 70.5°F5.33 in rain
August88.5°F / 69°F6.56 in rain
September83.6°F / 63.6°F6.89 in rain
October74.8°F / 51.5°F3.7 in rain
November64.7°F / 40.3°F3.62 in rain
December57.7°F / 35°F3.38 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket94% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Bladen County Schools93.8% of this ZIP code's land area
Cumberland County Schools6.2% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability60more vulnerable than 60% of US census tracts
Socioeconomic status82more vulnerable than 82% of US census tracts
Household characteristics41more vulnerable than 41% of US census tracts
Racial and ethnic minority status65more vulnerable than 65% of US census tracts
Housing type and transport27more vulnerable than 27% of US census tracts
Walkability3.5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

28392 Tar Heel, NC7.9 km away
28332 Dublin, NC12.2 km away
28337 Elizabethtown, NC19.4 km away
28312 Fayetteville, NC21 km away
28384 Saint Pauls, NC22.5 km away
28320 Bladenboro, NC22.7 km away
28441 Garland, NC27.5 km away
28348 Hope Mills, NC28 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Bladen County93.8% of this ZIP code's land area
Cumberland County6.2% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area79.26 sq mi
Water area1.65 sq mi
Population density20 people per sq mi
Latitude, longitude34.7662, -78.7301

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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