Union, South Carolina

Population, housing costs, incomes, jobs, commuting and climate in Union, compared with South Carolina and the U.S. using Census records and their margins of error.

Union city · Incorporated city · Census GEOID 4573105 · South Carolina directory

Population · July 1, 2025
8,077 PEP Vintage 2025
Change · 2024 to 2025
+0.5% +40 residents
Household income
$31,914 ACS 2020–2024 · ±$3,428
Home value
$109,400 ACS 2020–2024 · ±$10,172
Monthly gross rent
$832 ACS 2020–2024 · ±$118
Median age
45.5 years ACS 2020–2024 · ±2.2
Union, South Carolina location in the United States Union, South Carolina
Census 2024 simplified state outlines; 2025 Gazetteer internal points. Alaska and Hawaii use separate insets. Approximate locator; city boundaries are not shown. Map sources.

Union is an incorporated city in Union County, South Carolina, part of the Spartanburg, SC metropolitan area. With 8,077 residents on July 1, 2025, it ranks 50th in South Carolina and 3,726th nationally among Census places. Its population grew by 40 (0.5%) in the year to July 2025; since April 2020 it has declined 1.9%. Median gross rent in the 2020–2024 survey is $832 a month, 29.5% below the South Carolina median. Median household income is $31,914, 54.0% below the South Carolina median.

What stands out in Union?

Compared with other South Carolina places, Union is most distinctive for lower household incomes, higher unemployment and more renters. Each statement below uses reliable estimates only, and survey differences from the state exceed their combined 90% margin of error.

  • Median household income: $31,914, 54.0% below the South Carolina median ($69,324); lower than 93% of 212 South Carolina places with reliable estimates.
  • Unemployment rate (civilian labor force): 11.4%, 6.5 percentage points above the South Carolina rate (4.9%); higher than 88% of 38 South Carolina places with reliable estimates. It ranks 5th of 38 in South Carolina.
  • Homeownership rate: 49.8%, 22.0 percentage points below the South Carolina rate (71.9%); lower than 87% of 252 South Carolina places with reliable estimates.
  • Adults 25+ with a bachelor’s degree or higher: 15.7%, 16.4 percentage points below the South Carolina rate (32.1%); lower than 81% of 168 South Carolina places with reliable estimates.
  • Median real estate taxes paid: $597, 52.3% below the South Carolina median ($1,251); lower than 81% of 220 South Carolina places with reliable estimates.

How Union compares with South Carolina and the U.S.

City, state and U.S. figures · ACS 2020–2024, LODES 8.4 and PEP Vintage 2025 · position among South Carolina places with reliable estimates
Measure Union South Carolina U.S. Position in South Carolina
Population change since April 2020 PEP Vintage 2025 -1.9% — — lower than 78% of 257 South Carolina places
Residents per square mile of land PEP 2025 / Gazetteer 2025 996 — — higher than 71% of 271 South Carolina places
Median household income B19013 $31,914 ±$3,428 $69,324 $80,734 lower than 93% of 212 South Carolina places
Median home value B25077 $109,400 ±$10,172 $259,000 $332,700 lower than 78% of 226 South Carolina places
Median real estate taxes paid B25103 $597 ±$97 $1,251 $3,119 lower than 81% of 220 South Carolina places
Median gross rent B25064 $832 ±$118 $1,180 $1,413 lower than 63% of 200 South Carolina places
Renters paying 30%+ of income on rent B25070 55.4% ±10.6 pp 52.1% 51.1% higher than 50% of 115 South Carolina places
Homeownership rate B25003 49.8% ±7.2 pp 71.9% 65.2% lower than 87% of 252 South Carolina places
Median age B01002 45.5 years ±2.2 40.2 years 38.9 years higher than 68% of 252 South Carolina places
Adults 25+ with a bachelor’s degree or higher B15003 15.7% ±3.6 pp 32.1% 35.7% lower than 81% of 168 South Carolina places
Poverty rate B17001 28.9% ±5.4 pp 14.1% 12.5% higher than 73% of 133 South Carolina places
People without health insurance B27010 9.5% ±2.9 pp 9.6% 8.4% lower than 57% of 113 South Carolina places
Households with a broadband subscription B28002 82.0% ±4.0 pp 88.8% 91.0% lower than 60% of 252 South Carolina places
Unemployment rate (civilian labor force) B23025 11.4% ±4.9 pp 4.9% 5.2% higher than 88% of 38 South Carolina places
Foreign-born residents B05002 2.4% ±2.0 pp · low precision 5.8% 14.1% Not ranked: low precision
Jobs located in the place per 100 residents LODES 8.4 / PEP 42.0 — — higher than 55% of 175 South Carolina places
Change in local jobs since 2019 LODES 8.4 +6.6% — — higher than 63% of 154 South Carolina places
Workers who work from home B08301 2.4% ±1.3 pp · low precision 11.5% 15.1% Not ranked: low precision
Commutes of 45 minutes or longer B08303 25.3% ±6.3 pp 14.7% 16.5% higher than 60% of 126 South Carolina places
Households without a vehicle B08201 14.7% ±4.5 pp 5.7% 8.4% higher than 60% of 62 South Carolina places

Positions compare Union with South Carolina places in this directory whose estimate has a coefficient of variation of 30% or less (survey measures) or a published PEP value. The marker runs from the lowest value (left) to the highest (right); it is a description, not a score or a recommendation. 2 measures are shown in grey because the survey margin of error is too wide to rank reliably.

How many people live in Union?

The latest official estimate is 8,077 residents on July 1, 2025. It ranks 3,726th by population nationally and 50th in South Carolina among this directory’s PEP places. Population changed by 40 residents between the 2024 and 2025 estimates. These are annual estimates, not census enumerations.

Union population estimates, 2020 through 2025, Census Vintage 2025. Vertical range 7,635 to 8,457; axis does not start at zero. Residents · axis does not start at zero 8,457 7,635 2020 2021 2022 2023 2024 2025
Annual July 1 estimates, all from Vintage 2025. Revised April 1, 2020 estimate base: 8,234; the base is separate from July 2020.
Population history · PEP Vintage 2025
Reference date Population Change from previous estimate
July 1, 2020 8,211 Separate from April 2020 base
July 1, 2021 8,151 -60
July 1, 2022 8,064 -87
July 1, 2023 8,045 -19
July 1, 2024 8,037 -8
July 1, 2025 8,077 +40

From the revised April 2020 base to July 2025, the change is −157 residents (-1.9%). This is a within-vintage comparison. Boundary adjustments can affect both the estimates and their interpretation.

Download this population chart (SVG) · Official population release

Where are the boundaries?

Entity and stable identifier
Union city, South Carolina · Incorporated city · 4573105
Counties or equivalents · 2025 boundaries
Union County
Metropolitan or micropolitan context · July 2023 delineations
Spartanburg, SC — Metropolitan Statistical Area County associations use Census PEP county place parts. Each county is matched by FIPS code to the official CBSA list; a city can span several counties or statistical areas. A missing association can reflect an area outside a CBSA or changed county codes between vintages. City figures on this page remain place-level statistics.
Land area
8.1 square miles · 2025 Gazetteer
Water area
0.0 square miles · 2025 Gazetteer
Approximate population density
996 residents per square mile of land
Internal point
34.723591°, -81.624955° · Census geographic reference point

Density divides the July 2025 estimate by 2025 Gazetteer land area, so it is approximate. The internal point is a locator, not an address. Census place profile reference .

Income and poverty

City, state and U.S. estimates · ACS 2020–2024
Measure / survey universe City estimate ± MOE State estimate ± MOE U.S. estimate ± MOE
Median household income Households · USD/year $31,914 ±$3,428 $69,324 ±$570 $80,734 ±$166
Per-capita income Total population · USD/year $25,582 ±$2,864 $39,236 ±$299 $44,673 ±$122
Population with poverty status determined · B17001 · ACS 2020–2024 People with poverty status determined: 7,968
Category Count ± MOE Share ± MOE (pp)
Below the poverty level 2,300 ±431 28.9% ±5.4 pp

Household income combines the incomes of everyone in a household; per-capita income divides all income by every resident. The poverty rate is 28.9% (±5.4 percentage points) under the official Census definition.

Home values, rent and tenure

City, state and U.S. estimates · ACS 2020–2024
Measure / survey universe City estimate ± MOE State estimate ± MOE U.S. estimate ± MOE
Median owner-occupied home value Owner-occupied housing units · USD $109,400 ±$10,172 $259,000 ±$1,421 $332,700 ±$236
Median gross rent Renter-occupied units paying cash rent · USD/month $832 ±$118 $1,180 ±$9 $1,413 ±$2
Occupied housing units by tenure · B25003 · ACS 2020–2024 Occupied housing units: 3,904
Category Count ± MOE Share ± MOE (pp)
Owner occupied 1,945 ±303 49.8% ±7.2 pp
Renter occupied 1,959 ±281 50.2% ±6.5 pp

Owner-occupied units make up 49.8% of occupied housing. Gross rent includes estimated tenant-paid utilities and home values are owners’ own estimates; both cover 2020–2024 leases and homes rather than current listings. The median home value is 3.4 times the median household income.

See housing units, occupancy, rent burden and homeowner costs .

Monthly rent by bedroom count

Median monthly gross rent by bedrooms · ACS 2020–2024 · 2024 dollars
Bedrooms Monthly gross rent 90% margin of error Precision
No bedroom (studio) $526 ±$19 Estimate with MOE
1 bedroom $443 ±$147 Estimate with MOE
2 bedrooms $890 ±$216 Estimate with MOE
3 bedrooms $956 ±$24 Estimate with MOE
4 bedrooms $861 ±$27 Estimate with MOE
5 or more bedrooms Unavailable Unavailable Unavailable

Census table B25031 describes renter-occupied units paying cash rent within this exact place geography. Gross rent includes contract rent and estimated tenant-paid utilities. These survey medians include existing leases across 2020–2024; they are not current apartment listings. Missing categories stay unavailable, and open-ended medians remain ranges. Small bedroom categories can have large margins of error. Download source values and provenance .

Employment among residents

Labor-force participation · B23025 · ACS 2020–2024 Population age 16 and older: 6,581
Category Count ± MOE Share ± MOE (pp)
In the labor force 3,629 ±278 55.1% ±3.8 pp
Not in the labor force 2,952 ±351 44.9% ±5.1 pp
Civilian labor-force status · B23025 · ACS 2020–2024 Civilian labor force: 3,629
Category Count ± MOE Share ± MOE (pp)
Civilian employed 3,217 ±275 88.6% ±3.4 pp
Civilian unemployed 412 ±180 11.4% ±4.9 pp

These estimates describe residents of Union wherever they work; jobs at workplaces inside the city appear under jobs located in Union. They are 2020–2024 averages, not a current monthly unemployment rate.

Which industries employ residents?

Manufacturing is the largest of the published broad industry groups among employed residents: 32.2% (1,035 people; ±6.6 percentage points). The estimate covers residents’ industries wherever they work, rather than employers located inside the place.

Industry of employed residents · C24030 · ACS 2020–2024 Civilian employed population age 16 and older: 3,217
Category Count ± MOE Share ± MOE (pp)
Agriculture, forestry, fishing, hunting and mining 0 ±28 · low precision 0.0% ±0.9 pp · low precision
Construction 171 ±98 · low precision 5.3% ±3.0 pp · low precision
Manufacturing 1,035 ±230 32.2% ±6.6 pp
Wholesale trade 23 ±35 · low precision 0.7% ±1.1 pp · low precision
Retail trade 267 ±123 8.3% ±3.8 pp
Transportation, warehousing and utilities 319 ±135 9.9% ±4.1 pp
Information 55 ±83 · low precision 1.7% ±2.6 pp · low precision
Finance, insurance, real estate, rental and leasing 88 ±49 · low precision 2.7% ±1.5 pp · low precision
Professional, scientific, management, administrative and waste services 238 ±133 · low precision 7.4% ±4.1 pp · low precision
Education, health care and social assistance 711 ±182 22.1% ±5.3 pp
Arts, entertainment, recreation, accommodation and food services 94 ±66 · low precision 2.9% ±2.0 pp · low precision
Other services, except public administration 71 ±39 · low precision 2.2% ±1.2 pp · low precision
Public administration 145 ±74 · low precision 4.5% ±2.3 pp · low precision

Occupations among employed residents

Broad occupation groups · C24010 · ACS 2020–2024 Civilian employed population age 16 and older: 3,217
Category Count ± MOE Share ± MOE (pp)
Management, business, science and arts 726 ±164 22.6% ±4.7 pp
Service occupations 524 ±174 16.3% ±5.2 pp
Sales and office 442 ±139 13.7% ±4.2 pp
Natural resources, construction and maintenance 295 ±150 · low precision 9.2% ±4.6 pp · low precision
Production, transportation and material moving 1,230 ±275 38.2% ±7.9 pp
Selected detailed occupation groups · C24010 · ACS 2020–2024 Civilian employed population age 16 and older: 3,217
Category Count ± MOE Share ± MOE (pp)
Management occupations 186 ±92 5.8% ±2.8 pp
Computer and mathematical occupations 48 ±51 · low precision 1.5% ±1.6 pp · low precision
Educational instruction and library occupations 211 ±87 6.6% ±2.7 pp
Health practitioners and technical occupations 127 ±74 · low precision 3.9% ±2.3 pp · low precision
Sales and related occupations 124 ±59 3.9% ±1.8 pp
Transportation occupations 110 ±77 · low precision 3.4% ±2.4 pp · low precision

The detailed groups are subsets of the broad groups and should not be added to them.

How residents get to work

Means of transportation to work · B08301 · ACS 2020–2024 Workers age 16 and older: 3,132
Category Count ± MOE Share ± MOE (pp)
Drove alone 2,361 ±286 75.4% ±5.9 pp
Carpooled 628 ±210 20.1% ±6.4 pp
Public transportation 0 ±20 · low precision 0.0% ±0.6 pp · low precision
Taxi or ride-hailing 9 ±14 · low precision 0.3% ±0.4 pp · low precision
Motorcycle 12 ±19 · low precision 0.4% ±0.6 pp · low precision
Bicycle 0 ±20 · low precision 0.0% ±0.6 pp · low precision
Walked 41 ±48 · low precision 1.3% ±1.5 pp · low precision
Other means 7 ±11 · low precision 0.2% ±0.4 pp · low precision
Worked from home 74 ±41 · low precision 2.4% ±1.3 pp · low precision
Travel time to work · B08303 · ACS 2020–2024 Workers age 16+ who did not work from home: 3,058
Category Count ± MOE Share ± MOE (pp)
Under 15 minutes 1,560 ±352 51.0% ±10.4 pp
15–29 minutes 345 ±123 11.3% ±3.9 pp
30–44 minutes 380 ±159 12.4% ±5.1 pp
45–59 minutes 400 ±159 13.1% ±5.0 pp
60 minutes or longer 373 ±131 12.2% ±4.1 pp
Household vehicle availability · B08201 · ACS 2020–2024 Households: 3,904
Category Count ± MOE Share ± MOE (pp)
No vehicle available 572 ±178 14.7% ±4.5 pp

Travel times cover workers who did not work from home. Vehicle availability is counted per household, not per driver.

Households and residents

Median age is 45.5 years (±2.2). The demographic profile covers age groups, race and Hispanic origin, household types, nativity, languages, education and moves, each compared with South Carolina and the U.S.

Read Union demographics →

How many jobs are located in Union?

Employers in Union reported 3,376 jobs in 2023, +6.6% compared with 2019 (3,166 jobs). That is 42.0 jobs for every 100 residents in the July 2023 population estimate. These are jobs at workplaces inside the city limits, wherever the workers live, unlike resident employment figures.

Jobs located in Union by industry (NAICS sector) · 2023 · LODES 8.4
Industry Jobs Share of local jobs South Carolina share
Retail trade 593 17.6% 11.9%
Public administration 584 17.3% 4.5%
Health care and social assistance 494 14.6% 13.6%
Educational services 410 12.1% 8.1%
Accommodation and food services 336 10.0% 10.7%
Manufacturing 273 8.1% 12.0%
Administrative, support and waste management services 166 4.9% 7.2%
Finance and insurance 133 3.9% 3.7%
Professional, scientific and technical services 74 2.2% 5.9%
Other services, except public administration 72 2.1% 2.7%
Wholesale trade 59 1.7% 3.8%
Real estate and rental and leasing 56 1.7% 1.6%
Construction 48 1.4% 5.1%
Arts, entertainment and recreation 37 1.1% 1.7%
Information 26 0.8% 1.5%
Mining, quarrying, and oil and gas extraction 8 0.2% 0.1%
Transportation and warehousing 7 0.2% 3.8%
Monthly earnings and worker age · jobs located in Union · 2023
Group Jobs Share South Carolina share
$1,250 a month or less 877 26.0% 19.5%
$1,251 to $3,333 a month 1,208 35.8% 28.9%
More than $3,333 a month 1,291 38.2% 51.6%
Age 29 or younger 763 22.6% 22.7%
Age 30 to 54 1,739 51.5% 52.7%
Age 55 or older 874 25.9% 24.6%

Retail trade is the largest sector for jobs located in Union (17.6% of local jobs, compared with 11.9% statewide). Earnings bands describe what each job pays per month, not household income, and a worker can hold more than one job.

Source: Census LEHD Origin-Destination Employment Statistics (LODES) 8.4, workplace area characteristics, all jobs, second-quarter reference date. Census blocks are summed to 2024 place boundaries. Includes private, state and local government and federal civilian jobs; excludes self-employment, military and informal work. Counts include confidentiality noise and are less precise for small places.

Nearby station climate normals

SANTUCK, SC (NOAA station USC00387722) is approximately 13.7 km from this place’s Census internal point. The table describes that station’s 1991–2020 climate normals, using NOAA’s corrected version 1.0.1. It is historical station context, rather than a forecast or an average across the city.

SANTUCK monthly average daily high and low temperature, 1991–2020 NOAA normals. Solid line: high; dashed line: low. Vertical scale 30 to 100 degrees Fahrenheit. Temperature (°F) 100 30 Jan Mar May Jul Sep Nov
Average daily high: solid line. Average daily low: dashed line. NOAA station normals, 1991–2020; the table gives all monthly values.
SANTUCK · 1991–2020 monthly normals
Month Average daily high (°F) Average daily low (°F) Precipitation (inches)
January 54.7 31.3 3.88
February 59.1 34.0 3.55
March 67.0 40.0 4.18
April 75.6 48.2 3.42
May 82.6 56.7 3.26
June 89.1 64.4 3.97
July 92.3 68.0 3.13
August 90.0 66.9 4.31
September 83.3 61.0 4.04
October 73.5 49.6 3.28
November 63.5 39.0 3.54
December 56.4 33.7 4.02

Station location: 34.635°, -81.5206°; elevation 158.5 meters. We select the nearest station within 25 km with all 12 months of high/low temperature and precipitation marked “S” (standard) by NOAA. Standard normals meet NOAA’s data-availability rules and can include estimated missing months. Distance is a straight-line great-circle calculation from the Census internal point. Coastal exposure, elevation and urban conditions can differ between the station and an address. NOAA normals and definitions · Original station CSV · Retained station data, flags and matching details .

Check a specific address before moving

City averages help compare places. A particular home’s school assignment, transit service and flood-map coverage need checks at the address.

  • FEMA Flood Map Service Center — search the address, read the effective map and its date, and check any map changes. An unmapped location does not establish an absence of flood risk.
  • NCES public school district directory — find district contact information, then use the district’s official address locator or enrollment office to confirm school assignment. A city name or district boundary alone does not assign a school.
  • FCC National Broadband Map — check reported service at the exact location, then confirm availability and terms with the provider.
  • Check the official transit operator’s route map and timetable for the address and your actual travel hours; the citywide commuting shares above do not measure service on a particular street.

Sources and data notes

Population: Census PEP Vintage 2025, published May 14, 2026. Survey measures: ACS 2020–2024 five-year estimates, published January 29, 2026, dollar figures in 2024 dollars. Geography: Census 2025 Gazetteer, with simplified 2024 state outlines for the locator. Statistical estimates and derived values use the same retained records in profiles, comparison, filters and downloads.

Climate uses NOAA 1991–2020 station normals (v1.0.1); jobs located in the city use LEHD LODES 8.4. Crime, school assignments and hazard scores are not inferred from these datasets, and missing values are never treated as zero. Inspect original sources, read calculation details, download this place’s source observations , or submit a correction.

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