Union County, South Dakota

SD · FIPS 46127 · ACS 2024 5-Year Estimates

Key Statistics

Total Population
17,081
Rank #2,032 of 3,222
37th %ile
Median Household Income
$89,636 +19.3% vs nat'l
Rank #311 of 3,222
90th %ile
Poverty Rate
6.2% −50.7% vs nat'l
Rank #128 of 3,222
96th %ile
Median Home Value
$301,100 +6.8% vs nat'l
Rank #621 of 3,222
81th %ile
Bachelor's Degree or Higher
37.0% +9.8% vs nat'l
Rank #378 of 3,222
88th %ile
Unemployment Rate
2.9% −44.4% vs nat'l
Rank #641 of 3,222
80th %ile

At a Glance

73.1% Homeownership
94.9% Insured
37.0% Bachelor's+

Age & Sex Distribution

MaleFemale
0-910-1920-2930-3940-4950-5960-6970-7980+10%5%0%5%10%

Race & Ethnicity

White (non-Hispanic)Hispanic or LatinoTwo or More RacesAsian (non-Hispanic)Black (non-Hispanic)American Indian (non-Hispanic)Other (non-Hispanic)Native Hawaiian/Pacific Islander0.0%29.3%58.5%87.8%88.4%4.8%3.7%1.1%0.9%0.7%0.2%0.1%

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.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.