Union County, Indiana Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 91st-largest in Indiana

The population of Union County, Indiana is 7,028 as of the 2023 American Community Survey, making it the 91st-largest county in Indiana. The median household income is $79,500, the median home value is $162,200, and the median age is 43.7.

The population of Union County has declined 8.7% since 2010 (7,537 → 6,884), a -0.65% annualized rate.

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

7,028

Population

-0.65%

Annual growth

People / sq mi

$79,500

Median Income

$162,200

Median Home Value

Union County covers 161 sq mi of land at 43.6 people per square mile.

About Union County, IN

Union County is distinguished by its share of foreign-born residents, 55.0% of the population. Union County is a county in Indiana with a population of 7,028.

The typical household earns $79,500 a year, near the US median of $78,538. Only 6.0% of residents live in poverty, below the national 12.4%. Median home value is $162,200, with typical rent around $792.

20.6% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Just 3.7% of workers are home-based, below the national 14.0%, and the average commute runs about 28 minutes each way.

The large foreign-born share is a defining thread in Union County, shaping language, household composition, and the labor force behind the economic figures above.

Union County Population History (2010-2024)

The county of Union County had a population of 7,537 in 2010 and 6,884 in 2024, a -8.7% growth over 14 years. The peak was 7,537 in 2010. Average annual growth rate: -0.64%.

Union County population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

6,884

Population (2024)

7,537

Population (2010)

7,537

Peak (2010)

-0.64%

Avg Annual Growth

Year	Population	Change	Annual %	Source
2010	7,537	-	-	estimate
2011	7,497	-40	-0.53%	estimate
2012	7,355	-142	-1.89%	estimate
2013	7,311	-44	-0.60%	estimate
2014	7,252	-59	-0.81%	estimate
2015	7,201	-51	-0.70%	estimate
2016	7,162	-39	-0.54%	estimate
2017	7,199	+37	+0.52%	estimate
2018	7,086	-113	-1.57%	estimate
2019	7,135	+49	+0.69%	estimate
2020	7,079	-56	-0.78%	estimate
2021	7,016	-63	-0.89%	estimate
2022	6,975	-41	-0.58%	estimate
2023	6,972	-3	-0.04%	estimate
2024	6,884	-88	-1.26%	estimate

Race & Ethnicity

White	95.9%
Black or African American	0.6%
Asian	0.0%
Hispanic or Latino (any race)	1.9%
Two or More Races	0.0%

Age & Sex

43.7

Median Age

50.6%

Female

49.4%

Male

20.4%

Age 65+

Age Distribution

Under 5

5.7%

5–9

4.3%

10–14

7.0%

15–19

7.2%

20–24

4.2%

25–34

11.7%

35–44

11.5%

45–54

12.4%

55–59

8.1%

60–64

7.5%

65–74

12.5%

75–84

6.1%

85+

1.8%

Children (under 15): 17.0% · Seniors (65+): 20.4%

Income & Poverty

Median household income	$79,500+$9,449 vs state
Mean household income	$93,659
Per-capita income	$37,356
Poverty rate	6.0%-2.4% vs state
Unemployment rate	3.3%
Employment-to-population	62.0%

Top Industries by Employment

Professional & business services

25.6%

Manufacturing

14.6%

Retail trade

9.8%

Finance & real estate

8.5%

Information

5.5%

Education & health care

4.9%

Public administration

4.8%

Construction

4.7%

The largest employment sector in Union County is professional & business services, accounting for 25.6% of workers.

How residents commute

0.1%

Drive alone

2.3%

Carpool

87.1%

Public transit

3.7%

Work from home

27.7 min

Avg commute

Housing

$162,200$-39,400 vs state

Median home value

$792

Median rent

82.6%

Homeownership rate

3,250

Total housing units

87.8%

Occupied

12.2%

Vacant

17.4%

Renter-occupied

Social & access

92.0%

With health insurance

94.4%

With broadband internet

55.0%

Foreign-born

9.6%

Veterans (18+)

12.7%

With a disability

99.3%

Speak language other than English at home

Education

89.9%

High School+

20.6%

Bachelor's+

Largest cities in Indiana

Indianapolis (882,043)Fort Wayne (266,235)Evansville (116,441)South Bend (102,866)Fishers (100,918)Carmel (100,501)Bloomington (78,791)Hammond (77,098)Noblesville (71,940)Lafayette (70,650)All Indiana cities →

Other counties in Indiana

Marion County (971,822)Lake County (498,990)Allen County (388,791)Hamilton County (357,176)St. Joseph County (272,574)Elkhart County (206,868)Tippecanoe County (187,399)Vanderburgh County (179,908)Hendricks County (179,379)Porter County (174,150)All Indiana counties →

Part of Indiana

Indiana demographic profile All Indiana data →

Metro areas in Indiana

Chicago (9,359,555)Cincinnati (2,255,257)Indianapolis (2,106,327)Louisville/Jefferson County (1,361,847)Fort Wayne (451,440)South Bend (324,180)Evansville (269,721)Lafayette (225,019)All US metros →

County rankings

US Counties by Population Richest US Counties by Median Household Income Expensive US Counties by Home Value Educated US Counties Counties With Highest Poverty Rates Youngest US Counties by Median Age Oldest US Counties by Median Age Cheapest US Counties by Median Home Value Racially Diverse US Counties Counties With Largest Hispanic Population All rankings →

Frequently Asked Questions

Union County, Indiana has a population of 7,028 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 91st-largest county in Indiana. Population density is 44 people per square mile.

The population of Union County has declined 8.7% since 2010 (7,537 → 6,884), a -0.65% annualized rate.

The median household income in Union County, Indiana is $79,500, with mean (average) household income of $93,659 and per-capita income of $37,356. 6.0% of residents live below the federal poverty level.

In Union County, the largest racial and ethnic groups are White (95.9%), Hispanic or Latino (1.9%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Union County, Indiana is 43.7 years. Residents are 50.6% female and 49.4% male.

The median home value in Union County is $162,200 and median monthly rent is $792. 82.6% of occupied housing units are owner-occupied. The county has 3,250 total housing units, 12.2% of which are vacant.

The largest employment sector in Union County, Indiana is professional, scientific, and management services, employing 25.6% of workers. The unemployment rate is 3.3%.

Indianapolis is among the largest cities associated with Union County, Indiana, with a population of 882,043.