Douglas County, South Dakota
Located in South Dakota, Douglas County has a population of 2,828 residents and a median age of 42.0 years, making it the #3,045 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 11.0%. The median home value is $166,900, and the median household income is $86,442, which is 15% above the national median.
Demographics
Douglas County has a population of 2,828, making it the #3,045 most populous county in the US. The median age is 42.0 years, which is 8.0% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Douglas County is $86,442, ranking #392 out of 3,222 counties — 15.0% above the national median. The poverty rate is 11.0% and unemployment stands at 0.5%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Douglas County is $166,900 (-40.8% vs national). Renters pay a median of $877/mo and the homeownership rate is 76.7%.
Median Home Value Trend
Rankings →Household Type
Education
In Douglas County, 24.9% of adults age 25+ hold a bachelor's degree or higher, which is 26.0% below the national average, ranking #1,232 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Douglas County is 80.9 years. 14.6% of adults report poor or fair health and 12.8% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.1% of adults in Douglas County smoke , 36.2% are obese , and 22.6% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
11.3% of children in Douglas County live in poverty . The teen birth rate is 16.0 per 1,000 females age 15–19.
Child Poverty Trend
Civic & Transportation
Voter turnout in Douglas County is 77.6%. The mean commute time is 20.8 min, which is 24.8% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Douglas County voted Republican with a margin of 72.4%. The vote was 13.2% Dem / 85.6% Rep. Compared to 2020, the margin shifted +0.9 toward Democrats .
Vote Share Over Time
About Douglas County, South Dakota
Douglas County, South Dakota has a total population of 2,828, making it the 3,045th most populous county in the United States. The median age in Douglas County is 42.0 years, which is 8.0% above the national median of 38.9 years.
The median household income in Douglas County is $86,442, which ranks #392 of 3,222 counties nationwide. This is 15.0% above the national median of $75,149. The poverty rate is 11.0%, lower than the national rate of 12.6%. The unemployment rate stands at 0.5%.
The median home value in Douglas County is $166,900, 40.8% below the national median. Renters in Douglas County pay a median gross rent of $877 per month. The homeownership rate is 76.7%, compared to the national rate of 64.4%.
In Douglas County, 24.9% of residents aged 25 and older hold a bachelor's degree or higher, 26.0% below the national average of 33.7%. Health insurance coverage stands at 84.0% of the population. The average commute time for workers is 20.8 min.
Douglas County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 91.8% of the population, followed by Hispanic or Latino (3.0%) and Two or More Races (2.4%).
All data for Douglas 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.