Union County, Tennessee
Population estimates, July 1, 2025, (V2025) 21,450
People
Population
Population estimates, July 1, 2025, (V2025) 21,450
Population estimates, July 1, 2024, (V2024) 21,064
Population estimates base, April 1, 2020, (V2025) 19,807
Population estimates base, April 1, 2020, (V2024) 19,802
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 8.3%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) 6.4%
Population, Census, April 1, 2020 19,802
Population, Census, April 1, 2010 19,109
Age and Sex
Persons under 5 years, percent 5.0%
Persons under 18 years, percent 20.5%
Persons 65 years and over, percent 20.0%
Female persons, percent 50.2%
Race and Hispanic Origin
White alone, percent 96.7%
Black alone, percent(a) 0.8%
American Indian and Alaska Native alone, percent(a) 0.6%
Asian alone, percent(a) 0.3%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.1%
Two or More Races, percent 1.5%
Hispanic or Latino, percent(b) 2.7%
White alone, not Hispanic or Latino, percent 94.6%
Population Characteristics
Veterans, 2020-2024 983
Foreign-born persons, percent, 2020-2024 0.5%
Housing
Housing Units, July 1, 2025, (V2025) 10,255
Owner-occupied housing unit rate, 2020-2024 80.2%
Median value of owner-occupied housing units, 2020-2024 $204,000
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,179
Median selected monthly owner costs - without a mortage, 2020-2024 $373
Median gross rent, 2020-2024 $847
Building Permits, 2025 154
Families & Living Arrangements
Households, 2020-2024 7,931
Persons per household, 2020-2024 2.56
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 93.2%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 2.0%
Computer and Internet Use
Households with a computer, percent, 2020-2024 91.5%
Households with a broadband Internet subscription, percent, 2020-2024 81.3%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 85.9%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 14.2%
Health
With a disability, under age 65 years, percent, 2020-2024 15.5%
Persons without health insurance, under age 65 years, percent 12.8%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 55.3%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 49.8%
Total accommodation and food services sales, 2022 ($1,000)(c) 14,274
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) D
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 9,672
Total retail sales, 2022 ($1,000)(c) 127,876
Total retail sales per capita, 2022(c) $6,246
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 34.6
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $62,727
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $29,443
Persons in poverty, percent 17.4%
Businesses
Businesses
Total employer establishments, 2023 228
Total employment, 2023 1,971
Total annual payroll, 2023 ($1,000) 80,244
Total employment, percent change, 2022-2023 -2.1%
Total nonemployer establishments, 2023 1,490
All employer firms, Reference year 2023 108
Male-owned employer firms, Reference year 2023 57
Female-owned employer firms, Reference year 2023 18
Minority-owned employer firms, Reference year 2023 S
Nonminority-owned employer firms, Reference year 2023 84
Veteran-owned employer firms, Reference year 2023 S
Nonveteran-owned employer firms, Reference year 2023 84
Geography
Geography
Population per square mile, 2020 88.6
Population per square mile, 2010 85.5
Land area in square miles, 2020 223.58
Land area in square miles, 2010 223.55
FIPS Code 47173