Zip code 28521: Chinquapin, North Carolina

Q: What city is zip code 28521?

28521 is assigned to Chinquapin, North Carolina. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 28521 in?

28521 is mostly in Duplin County, but it extends into 1 other county.

Q: What is the population of 28521?

About 1,593 people live in 28521, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 28521?

The median household income in 28521 is $47,813.

Q: What zip codes are near 28521?

The closest zip codes to 28521 are 28518, 28574, 28466, 28454, 28572.

Residential delivery areaDuplin CountyEastern Time

Population

1,593

Median household income

$48K

U.S. $81K

Median home value

$129K

U.S. $333K

Median rent

—

U.S. $1,413

Median age

44.9

U.S. 38.9

Land area

41 sq mi

39 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 28521

28521 is a rural zip code in Chinquapin, North Carolina (Duplin County), covering 41 sq mi of land. About 1,593 people live here, or 39 per square mile. The median resident is 44.9 years old, compared with 38.9 nationally.

The median household earns $47,813 a year, 41% below the national median of $80,734. 7.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $128,800, or 2.7 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 98% of occupied homes are lived in by their owners.

17% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 28.3 minutes each way, and 3% of workers work from home. The most common jobs among working residents are in healthcare; construction and repair; and engineering and science.

How 28521 compares

Sorted from highest to lowest national percentile

Homeownership rate97.5%
99th
StrengthU.S. 65.2% · NC 66.6%23rd of 788 in NC
Housing vacancy32.1%
98th
U.S. 10.1% · NC 12.5%96th of 789 in NC
Veterans11.6%
94th
U.S. 6.2% · NC 7.4%125th of 801 in NC
Government workers24.2%
94th
U.S. 14.5% · NC 13.8%95th of 798 in NC
Healthcare workers14.3%
93rd
U.S. 9.7% · NC 9.5%92nd of 798 in NC
Residents 65 and older22.7%
86th
U.S. 17.2% · NC 17.2%266th of 802 in NC
Median age44.9
85th
U.S. 38.9 · NC 39.1284th of 802 in NC
Uninsured rate12.4%
81st
WeaknessU.S. 8.4% · NC 9.9%214th of 797 in NC
Self-employed workers11.7%
75th
U.S. 10% · NC 9.8%271st of 798 in NC
Average commute28.3 min
64th
U.S. 26.4 min · NC 25.1 min259th of 771 in NC
Diversity index50.7
53rd
U.S. 61.4 · NC 58.4323rd of 802 in NC
Income inequality (Gini)0.436
51st
U.S. 0.483 · NC 0.477374th of 781 in NC
Rent-burdened renters50%
47th
U.S. 51.1% · NC 48.9%306th of 760 in NC
Poverty rate7.7%
30th
U.S. 12.5% · NC 13%615th of 788 in NC
Residents under 1819.8%
30th
U.S. 22% · NC 21.8%438th of 802 in NC
Per capita income$28,327
14th
WeaknessU.S. $44,673 · NC $41,385609th of 799 in NC
Bachelor's degree or higher17.3%
14th
WeaknessU.S. 35.7% · NC 35.7%574th of 799 in NC
Foreign-born residents2.3%
14th
U.S. 14.1% · NC 9.1%559th of 802 in NC
Median earnings per worker$34,602
8th
WeaknessU.S. $49,666 · NC $46,279664th of 788 in NC
Median household income$47,813
7th
WeaknessU.S. $80,734 · NC $72,388638th of 748 in NC
Broadband access82.3%
7th
WeaknessU.S. 91% · NC 90.1%578th of 788 in NC
Median home value$128,800
6th
U.S. $332,700 · NC $288,900648th of 757 in NC
Unemployment rate2.1%
6th
StrengthU.S. 5.2% · NC 4.7%640th of 799 in NC
Population density39/sq mi
5th
U.S. 95/sq mi · NC 221/sq mi679th of 802 in NC
Work from home3.2%
3rd
U.S. 15.1% · NC 16.3%679th of 799 in NC
Population1,593
2nd
U.S. 334,922,499 · NC 10,730,404640th of 802 in NC
Tech workers0%
1st
U.S. 3.8% · NC 3.9%704th of 798 in NC

Measure	28521	Duplin	NC	U.S.	National percentile	Rank in NC
Homeownership rateStrength	97.5%	70.3%	66.6%	65.2%	99th	23rd of 788
Housing vacancy	32.1%	12.9%	12.5%	10.1%	98th	96th of 789
Veterans	11.6%	8.4%	7.4%	6.2%	94th	125th of 801
Government workers	24.2%	15.9%	13.8%	14.5%	94th	95th of 798
Healthcare workers	14.3%	9.6%	9.5%	9.7%	93rd	92nd of 798
Residents 65 and older	22.7%	19.9%	17.2%	17.2%	86th	266th of 802
Median age	44.9	40.7	39.1	38.9	85th	284th of 802
Uninsured rateWeakness	12.4%	15%	9.9%	8.4%	81st	214th of 797
Self-employed workers	11.7%	10.9%	9.8%	10%	75th	271st of 798
Average commute	28.3 min	29.3 min	25.1 min	26.4 min	64th	259th of 771
Diversity index	50.7	64.4	58.4	61.4	53rd	323rd of 802
Income inequality (Gini)	0.436	0.434	0.477	0.483	51st	374th of 781
Rent-burdened renters	50%	41.8%	48.9%	51.1%	47th	306th of 760
Poverty rate	7.7%	20.5%	13%	12.5%	30th	615th of 788
Residents under 18	19.8%	23.7%	21.8%	22%	30th	438th of 802
Per capita incomeWeakness	$28,327	$28,478	$41,385	$44,673	14th	609th of 799
Bachelor's degree or higherWeakness	17.3%	17.6%	35.7%	35.7%	14th	574th of 799
Foreign-born residents	2.3%	12.2%	9.1%	14.1%	14th	559th of 802
Median earnings per workerWeakness	$34,602	$38,603	$46,279	$49,666	8th	664th of 788
Median household incomeWeakness	$47,813	$55,148	$72,388	$80,734	7th	638th of 748
Broadband accessWeakness	82.3%	82.8%	90.1%	91%	7th	578th of 788
Median home value	$128,800	$137,400	$288,900	$332,700	6th	648th of 757
Unemployment rateStrength	2.1%	5.3%	4.7%	5.2%	6th	640th of 799
Population density	39/sq mi	61/sq mi	221/sq mi	95/sq mi	5th	679th of 802
Work from home	3.2%	6.7%	16.3%	15.1%	3rd	679th of 799
Population	1,593	49,335	10,730,404	334,922,499	2nd	640th of 802
Tech workers	0%	1%	3.9%	3.8%	1st	704th of 798

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

17%

5–17

18–24

12%

25–34

35–44

14%

45–54

13%

55–64

10%

65–74

13%

75+

Median age

44.9

Under 18

19.8%

65 and over

22.7%

Race and ethnicity

White67%
Black20%
Hispanic6%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial7%

Diversity index

50.7

U.S. 61.4

Foreign-born

2.3%

U.S. 14.1%

Born in state

69.5%

Language spoken at home (households)

English only

95%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 634
Average household size: 2.5
Family households: 84.5%
Married couples: 65.8%
Living alone: 15.5%
Veterans (of adults): 11.6%
Male / female: 48% / 52%

Income and poverty

Household income distribution

<$25k

12%

$25–50k

39%

$50–75k

22%

$75–100k

$100–150k

13%

$150–200k

$200k+

Median household income

28521

$47,813

Duplin Co.

$55,148

North Carolina

$72,388

United States

$80,734

Per capita income

$28,327

U.S. $44,673

Poverty rate

7.7%

U.S. 12.5%

Households earning $150K+

11.5%

U.S. 23%

Income inequality (Gini)

0.436

U.S. 0.483

Housing

Median home value

28521

$128,800

Duplin Co.

$137,400

North Carolina

$288,900

United States

$332,700

Median gross rent

28521

—

Duplin Co.

$865

North Carolina

$1,228

United States

$1,413

Types of housing

Single-family

62%

2–4 units

5–19 units

20+ units

Mobile home

38%

Boat, RV, van

Housing units: 934
Owner-occupied: 97.5%
Vacant: 32.1%
Median year built: 1994
Median rooms: 6.3
Renters paying 30%+ of income: 50%
Renters paying 50%+ of income: 50%
Home value to income: 2.7× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

93%

Carpooled

Transit

Walked

Bicycle

Worked from home

Other

Commute time (one way)

<10 min

17%

10–19

14%

20–29

32%

30–44

10%

45–59

60+

19%

Average commute

28.3 min

U.S. 26.4 min

Unemployment

2.1%

U.S. 5.2%

In labor force

53.3%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Healthcare

14%

Construction and repair

14%

Engineering and science

12%

Transportation and moving

11%

Cleaning and personal care

11%

Sales

Production

Office and admin

Food service

Education

Management

Farming, fishing and forestry

0.9%

Business and finance

0.7%

Computer and math

Legal and social services

Arts, media and sports

Police and fire

Industries

Health care and social assistance

16%

Transportation, warehousing and utilities

14%

Manufacturing

14%

Public administration

14%

Other services

10%

Retail

Information

Agriculture and mining

Education

Finance, insurance and real estate

Admin, support and management

Construction

0.7%

Professional and technical services

Restaurants and hotels

Wholesale

Arts and recreation

Median earnings per worker

$34,602

U.S. $49,666

Self-employed

11.7%

U.S. 10%

Government workers

24.2%

U.S. 14.5%

Nonprofit workers

4.3%

U.S. 8.8%

Median earnings by type of work

Type of work	28521	U.S.
Management, business, science and arts	$64,688	$74,888
Service	$24,750	$26,804
Sales and office	$30,341	$40,476
Construction and maintenance	$14,804	$49,199
Production and transportation	$9,684	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

10%

High school

34%

Some college

27%

Associate's

11%

Bachelor's

15%

Graduate

High school graduate or higher: 89.9%
Bachelor's degree or higher: 17.3%
Graduate or professional degree: 2%
Households with broadband: 82.3%
Cable, fiber or DSL: 58.2%
No internet access: 11.4%
Without health insurance: 12.4%
Limited-English households: 0%

Geography

City (USPS): Chinquapin
State: North Carolina
County: Duplin County
Center point: 34.8179° N, 77.7366° W
Land area: 41 sq mi
Water area: 0.1 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

28521 spans 2 counties

Duplin County96% of land
Onslow County4% of land

Cities and towns within this zip

Chinquapin (unincorporated)3% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 28521

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
28518	Beulaville, NC	5.4 mi	7,651	$54,127	$159,000
28574	Richlands, NC	9.3 mi	20,990	$67,416	$216,500
28466	Wallace, NC	9.5 mi	8,893	$65,558	$193,300
28454	Maple Hill, NC	11 mi	2,895	$73,015	$209,400
28572	Pink Hill, NC	14 mi	6,658	$55,660	$137,100
28540	Jacksonville, NC	14 mi	49,141	$65,625	$223,800
28349	Kenansville, NC	16 mi	3,775	$54,139	$106,900
28464	Teachey, NC	16 mi	2,185	$60,130	$173,800
28542	Camp Lejeune, NC	17 mi	3,508	$125,491	—
28522	Comfort, NC · PO box	18 mi	—	—	—
28458	Rose Hill, NC	20 mi	5,446	$40,338	$115,500
28453	Magnolia, NC	20 mi	3,206	$61,165	$140,500

Zip codes like 28521 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 28521

What city is zip code 28521?

28521 is assigned to Chinquapin, North Carolina. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 28521 in?

28521 is mostly in Duplin County, but it extends into 1 other county.

What is the population of 28521?

About 1,593 people live in 28521, according to the Census Bureau's American Community Survey.

What time zone is 28521 in?

28521 is in Eastern Time.

What is the median household income in 28521?

The median household income in 28521 is $47,813.

What zip codes are near 28521?

The closest zip codes to 28521 are 28518, 28574, 28466, 28454, 28572.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 28521, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.