Union County, SC

County in South Carolina, South · ranked on 47 metrics

Rank among US counties

Union County, SC is a county in South Carolina with a population of 26,804 (1,538th of 3,094). It ranks best for Median Home Value (Capped at $2M) (258th of 3,092). It ranks lowest for Median Household Income (2,995th of 3,093), Median Income (1,902nd of 2,000), Adults with Obesity (%) (tied 2,706th of 2,916).

Population
26,804
1,538th highest of 3,094
Density
52.1
1,417th highest of 3,094
Growth since 2020
-1.36%
2,226th highest of 3,094
Area
514
1,996th highest of 3,094
Region
South
South Carolina

At a glance

Median household income
$41,621
2,995th highest of 3,093
Median home value
$103,600
2,835th highest of 3,092
Median rent
$804
2,033rd highest of 3,090
Unemployment
5.9%
234th highest of 3,094
Poverty rate
22.6%
264th highest of 3,094
College degree
15.0%
2,702nd highest of 3,094
Adult obesity
43.8%
200th highest of 2,916
No health insurance
15.6%
426th highest of 2,916
Average commute
27 minutes
849th highest of 3,094
Home broadband
82.3%
2,490th highest of 3,094
Climate
61.5°F average
43°F in January, 80°F in July
2024 presidential vote
Republican +32.7
65.9% Republican, 33.2% Democratic

Strengths and weak spotsPercentileWhere a place sits among all places, from 0 to 100. 100 is the best, 50 is the middle, 0 is the worst.More in the glossary →

Percentile on 22 metrics that rank at least half of all US counties, given whether higher or lower is better.

Totals that track populationCounts like “number of burglaries” that mostly reflect how many people live somewhere, so big places rank high or low regardless.More in the glossary →

Best at

Highest percentiles, given whether higher or lower is better

  1. Median Home Value (Capped at $2M)$103,600
    Housing, Income and Commutes by County (Census) · 2024
    258th of 3,092
  2. Adults with a Yearly Checkup (%)78.4%
    Health of Adults by County (CDC PLACES) · 2023
    tied 386th of 2,916
  3. Heating Degree Days per Year2,994
    Climate by County (1991–2020 Averages)
    716th of 3,050
  4. Adults Who Binge Drink (%)16.1%
    Health of Adults by County (CDC PLACES) · 2023
    tied 776th of 2,916
  5. Median Rent (Monthly, Capped at $3,501)$804
    Housing, Income and Commutes by County (Census) · 2024
    tied 1,055th of 3,090
  6. Adults with Depression (%)24.9%
    Health of Adults by County (CDC PLACES) · 2023
    tied 1,725th of 2,916
  7. Average Commute (Minutes)27.4
    Housing, Income and Commutes by County (Census) · 2024
    2,246th of 3,094
  8. Cooling Degree Days per Year1,755
    Climate by County (1991–2020 Averages)
    tied 2,277th of 3,050
  9. Homes with Broadband Internet (%)82.3%
    Housing, Income and Commutes by County (Census) · 2024
    2,490th of 3,094
  10. Adults Sleeping Under 7 Hours (%)41.0%
    Health of Adults by County (CDC PLACES) · 2022
    tied 2,505th of 3,094

Worst at

Lowest percentiles, given whether higher or lower is better

  1. Median Household Income$41,621
    Housing, Income and Commutes by County (Census) · 2024
    2,995th of 3,093
  2. Median Income$41,621
    Poorest Counties
    1,902nd of 2,000
  3. Adults with Diabetes (%)15.0%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,718th of 2,916
  4. Adults with Obesity (%)43.8%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,706th of 2,916
  5. Unemployment Rate (%)5.9%
    Unemployment Rate by County (BLS) · 2025
    tied 2,836th of 3,094
  6. Poverty Rate (%)22.6%
    Housing, Income and Commutes by County (Census) · 2024
    2,831st of 3,094
  7. Adults in Fair or Poor Health (%)26.9%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,616th of 2,916
  8. Bachelor’s Degree or Higher (% of Adults 25+)15.0%
    Housing, Income and Commutes by County (Census) · 2024
    2,702nd of 3,094
  9. Adults with Frequent Mental Distress (%)20.7%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,489th of 2,916
  10. Adults 18–64 Without Health Insurance (%)15.6%
    Health of Adults by County (CDC PLACES) · 2023
    tied 2,482nd of 2,916

Profile by category

Average percentile per category, from the median line. Select a category to list its metrics.

Strongest category Health (28), weakest Economics (27). Select a category to list its metrics.

Notable facts

Where it ranks first or last among US counties

Never first or last on a widely ranked metric.

Where it is

Shaded by population; select a place to open it

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Similar places

Closest percentiles on 17 widely reported measures from 6 categories, leaving out size and totals

  1. Dillon County, SC89% similar
  2. Anson County, NC88% similar
  3. Scotland County, NC88% similar
  4. Marlboro County, SC88% similar
  5. Bamberg County, SC88% similar

Quick answers

What is the population of Union County, SC?
Union County, SC has a population of 26,804, 1,538th among 3,094 US counties.
What does Union County, SC rank best at?
Among US counties, Union County, SC ranks best for Median Home Value (Capped at $2M) (258th of 3,092).
Where does Union County, SC rank worst?
Union County, SC ranks lowest for Median Household Income (2,995th of 3,093); Median Income (1,902nd of 2,000); Adults with Obesity (%) (tied 2,706th of 2,916).
How many statistics does Rankodex have for Union County, SC?
Rankodex ranks Union County, SC on 47 statistics compared with other US counties, compiled from World Population Review and the sources it cites.

Every metric

47 metrics with a value for this place, in 13 topics