United States › South Carolina › Union CITY
Union South Carolina · 8,077 residents (2025 est.) · 7.99 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
Union is a city of 8,079 people in South Carolina. Four-year degrees are less common here than nationally, at 16% of adults. That trails the South Carolina median by roughly 54%. The poverty rate is 28.9%, above the 12.5% national rate. The median age is 45.5, about 7 years above the US median. The typical home is worth $109,400, having more than doubled since 2000.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 45.5
US median: 38.9
Less educated
16% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 8,793 in 2000
8,077 in 2025 (Census Bureau estimate)
1,011 / sq mi
Unchangedsince 2009
from 1,008 / sq mi in 2009
US average: 281
from 40.4 in 2000
US average: 38.9
Population, 1990 – 2024
8K 8K 9K 9K 10K 1990 2000 2010 2020 2024 Union Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $31,914
−33%inflation adjusted, since 2000
from $26,110 in 2000
US average: $82,259
from $16,175 in 2000
US average: $44,673
Households earning $100K+
from 11.2% in 2009
US average: 53.3%
from 20.8% in 2000
US average: 12.5%
from 0.487 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 9.9%
Public administration 2.5%
Arts, entertainment, food 1.7%
Transportation & warehousing 0.7%
Agriculture, forestry, fishing 0%
Education & health services 0%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$109,400
Unchangedinflation adjusted, since 2000
from $59,900 in 2000
US average: $376,019
$832
+31%inflation adjusted, since 2000
from $349 in 2000
US average: $1,442
from 62.1% in 2000
50.2% rent
from 16.5% in 2009
US average: 10.0%
from 2.12 people in 2009
US average: 2.54
from 25.0% in 2009
US average: 22.9%
from 37.9% in 2009
US average: 47.4%
from 2.6 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 56.1%(4,933)
Hispanic / Latino 0.7%(60)
2024
White, non-Hispanic 50.7%(4,096)
Hispanic / Latino 4.2%(338)
from 64 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 6 more ancestry groups with data from 14.1% in 2000
US average: 35.6%
High school or higher
from 66.1% in 2000
US average: 89.6%
from 6.0% in 2000
US average: 14.0%
Section 06
Commute & transportation from 16.0 min in 2000
US average: 26.5
from 76.6% in 2009
US average: 68.9%
from 14.6% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 2.7% in 2009
US average: 15.0%
from 2.3% in 2009
US average: 2.4%
from 0.2% in 2009
US average: 0.4%
from 20.9% in 2009
US average: 8.3%
Section 07
Work & employment from 17.3% in 2011
US average: 5.2%
from 55.8% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 63.1% in 2020
US average: 74.6%
from 19.6% in 2009
US average: 13.1%
from 23.7% in 2009
US average: 42.5%
Section 08
People & community from 0.4% in 2009
US average: 14.1%
from 9.9% in 2009
US average: 6.2%
from 20.9% in 2012
US average: 13.3%
from 15.4% in 2013
US average: 8.4%
from 56.1% in 2017
US average: 91.0%
Computer in household
from 81.6% in 2020
US average: 95.5%
from 88.3% in 2020
US average: 87.7%
from 99.6% in 2016
US average: 77.7%
from 0.4% in 2016
US average: 13.6%
Marital status
Men 15+
Never married 38.8%(1,192)
Women 15+
Never married 41.1%(1,521)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 15.4% in 2013
US average: 8.4%
from 38.9% in 2020
US average: 54.8%
Direct-purchase
from 7.9% in 2020
US average: 13.8%
from 26.5% in 2020
US average: 18.4%
from 34.8% in 2020
US average: 20.9%
VA health care
from 4.4% in 2020
US average: 2.2%
Any private
from 47.1% in 2020
US average: 67.1%
Any public
from 56.9% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 13.1%(66)
Gulf War (1990s) 43.1%(217)
Share of the 503 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked
How many people live in Union, South Carolina? Union, South Carolina has about 8,079 residents according to the 2024 American Community Survey.
What is the median household income in Union, South Carolina? The typical household in Union, South Carolina earns about $31,914 a year. Half of households make more than that, and half make less.
Is Union, South Carolina expensive? In Union, South Carolina, the median home is worth about $109,400, and the typical rent is about $832 a month.
How educated are people in Union, South Carolina? About 15.7% of adults age 25 and over in Union, South Carolina hold a bachelor's degree or higher.
What is the poverty rate in Union, South Carolina? About 28.9% of people in Union, South Carolina live below the federal poverty line.
Has Union, South Carolina grown since 1990? Yes, Union, South Carolina has shrunk since 1990. The population has lost about 1,795 residents, a change of about -18 percent over that period.
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