Union County, South Dakota
SD · FIPS 46127 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 17,081 | — | #2,032 / 3,222 | |
| Median Household Income | $89,636 | +19.3% | #311 / 3,222 | |
| Median Age | 41.5 years | +6.7% | #1,663 / 3,222 | |
| Median Home Value | $301,100 | +6.8% | #621 / 3,222 | |
| Median Gross Rent | $1,069 | -8.1% | #788 / 3,222 | |
| Poverty Rate | 6.2% | -50.7% | #128 / 3,222 | |
Demographics
Union County has a population of 17,081, making it the #2,032 most populous county in the US. The median age is 41.5 years, which is 6.7% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in Union County is $89,636, ranking #311 out of 3,222 counties — 19.3% above the national median. The poverty rate is 6.2% and unemployment stands at 2.9%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in Union County is $301,100 (+6.8% vs national). Renters pay a median of $1,069/mo and the homeownership rate is 73.1%.
Median Home Value Trend
Rankings →Health
94.9% of residents in Union County have health insurance coverage, which is 3.5% above the national rate.
About Union County, South Dakota
Union County, South Dakota has a total population of 17,081, making it the 2,032nd most populous county in the United States. The median age in Union County is 41.5 years, which is 6.7% above the national median of 38.9 years.
The median household income in Union County is $89,636, which ranks #311 of 3,222 counties nationwide. This is 19.3% above the national median of $75,149. The poverty rate is 6.2%, lower than the national rate of 12.6%. The unemployment rate stands at 2.9%.
The median home value in Union County is $301,100, 6.8% above the national median. Renters in Union County pay a median gross rent of $1,069 per month. The homeownership rate is 73.1%, compared to the national rate of 64.4%.
In Union County, 37.0% of residents aged 25 and older hold a bachelor's degree or higher, 9.8% above the national average of 33.7%. Health insurance coverage stands at 94.9% of the population. The average commute time for workers is 20.0 min.
Union County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 88.4% of the population, followed by Hispanic or Latino (4.8%) and Two or More Races (3.7%).
All data for Union County, South Dakota comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.