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Population Review

Union County, North Carolina Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 8th-largest in North Carolina

The population of Union County, North Carolina is 244,975 as of the 2023 American Community Survey, making it the 8th-largest county in North Carolina. The median household income is $99,243, the median home value is $374,400, and the median age is 39.1.

The population of Union County has grown 30.3% since 2010 (202,110 → 263,386), a +1.91% annualized rate.

Union County within North Carolina · Source: US Census TIGER/Line via us-atlas

244,975

Population

+1.91%

Annual growth

387

People / sq mi

$99,243

Median Income

$374,400

Median Home Value

Union County covers 633 sq mi of land at 387.2 people per square mile.

About Union County, NC

Union County is a county in North Carolina with a population of 244,975. It ranks #8 among counties in North Carolina by population. The median age is 39.1, in line with the national median. The population is 49.7% male and 50.3% female.

The median household income in Union County is $99,243, above the US median of $74,580. 5.7% of residents live below the federal poverty level. Home values sit at a median of $374,400, with monthly rent averaging $1,390. The homeownership rate of 81.8% is higher than the national rate of 64.8%.

Educational attainment in Union County reflects 39.0% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 18.0% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 29.7 minutes each way.

Union County Population History (2010-2024)

The county of Union County had a population of 202,110 in 2010 and 263,386 in 2024, a 30.3% growth over 14 years. The peak was 263,386 in 2024. Average annual growth rate: 1.91%.

2024 · 263K20102024

263,386

Population (2024)

202,110

Population (2010)

263,386

Peak (2024)

1.91%

Avg Annual Growth

YearPopulation
2010202,110
2011204,916
2012208,106
2013212,261
2014217,767
2015222,051
2016226,501
2017231,525
2018236,217
2019240,028
2020239,688
2021244,491
2022249,714
2023257,510
2024263,386

Race & Ethnicity

White71.1%
Black or African American11.2%
Asian0.0%
Hispanic or Latino (any race)1.7%
Two or More Races0.0%

Age & Sex

39.1

Median Age

50.3%

Female

49.7%

Male

13.2%

Age 65+

Age Distribution

Under 5
5.5%
5–9
6.9%
10–14
8.3%
15–19
8.6%
20–24
6.2%
25–34
9.8%
35–44
13.4%
45–54
15.8%
55–59
6.7%
60–64
5.8%
65–74
8.1%
75–84
4.0%
85+
1.1%

Children (under 15): 20.7% · Seniors (65+): 13.2%

Income & Poverty

Median household income$99,243+$29,339 vs state
Mean household income$132,863
Per-capita income$45,355
Poverty rate5.7%-3.7% vs state
Unemployment rate2.8%
Employment-to-population64.8%

Top Industries by Employment

Professional & business services
18.9%
Finance & real estate
12.1%
Manufacturing
11.5%
Information
11.1%
Construction
8.9%
Education & health care
7.4%
Arts, entertainment & food
5.0%
Retail trade
4.9%

The largest employment sector in Union County is professional & business services, accounting for 18.9% of workers.

How residents commute

0.2%

Drive alone

0.7%

Carpool

70.8%

Public transit

18.0%

Work from home

29.7 min

Avg commute

Housing

$374,400+$115,000 vs state

Median home value

$1,390

Median rent

81.8%

Homeownership rate

86,730

Total housing units

94.8%

Occupied

5.2%

Vacant

18.2%

Renter-occupied

Social & access

92.1%

With health insurance

96.3%

With broadband internet

41.7%

Foreign-born

6.4%

Veterans (18+)

9.2%

With a disability

83.1%

Speak language other than English at home

Education

90.4%

High School+

39.0%

Bachelor's+

Largest cities in North Carolina

Other counties in North Carolina

Part of North Carolina

Metro areas in North Carolina

County rankings

Frequently Asked Questions

Union County, North Carolina has a population of 244,975 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 8th-largest county in North Carolina. Population density is 387 people per square mile.

The population of Union County has grown 30.3% since 2010 (202,110 → 263,386), a +1.91% annualized rate.

The median household income in Union County, North Carolina is $99,243, with mean (average) household income of $132,863 and per-capita income of $45,355. 5.7% of residents live below the federal poverty level.

In Union County, the largest racial and ethnic groups are White (71.1%), Black or African American (11.2%), Hispanic or Latino (1.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Union County, North Carolina is 39.1 years. Residents are 50.3% female and 49.7% male.

The median home value in Union County is $374,400 and median monthly rent is $1,390. 81.8% of occupied housing units are owner-occupied. The county has 86,730 total housing units, 5.2% of which are vacant.

The largest employment sector in Union County, North Carolina is professional, scientific, and management services, employing 18.9% of workers. The unemployment rate is 2.8%.

Charlotte is among the largest cities associated with Union County, North Carolina, with a population of 886,283.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.