Minnehaha County, South Dakota
Located in South Dakota, Minnehaha County has a population of 203,289 residents and a median age of 36.0 years, making it the #346 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 8.8%. The median home value is $287,600, and the median household income is $76,880, which is 2% above the national median.
Demographics
Minnehaha County has a population of 203,289, making it the #346 most populous county in the US. The median age is 36.0 years, which is 7.5% below 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 Minnehaha County is $76,880, ranking #732 out of 3,222 counties — 2.3% above the national median. The poverty rate is 8.8% and unemployment stands at 2.5%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Minnehaha County is $287,600 (+2.0% vs national). Renters pay a median of $978/mo and the homeownership rate is 63.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Minnehaha County, 35.2% of adults age 25+ hold a bachelor's degree or higher, which is 4.3% above the national average, ranking #461 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Minnehaha County is 77.0 years. 11.3% of adults report poor or fair health and 9.2% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
11.5% of adults in Minnehaha County smoke , 33.9% are obese , and 21.8% report excessive drinking. The drug overdose death rate is 15.3 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Minnehaha County is 4.0 per 100,000 and the suicide rate is 16.5 per 100,000. Motor vehicle deaths occur at a rate of 11.1 per 100,000.
Homicide Rate Trend
Families & Children
10.3% of children in Minnehaha County live in poverty and the infant mortality rate is 7.1 per 1,000 live births. The teen birth rate is 16.8 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Minnehaha County is 68.1%. The mean commute time is 19.8 min, which is 28.3% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Minnehaha County voted Republican with a margin of 12.7%. The vote was 42.5% Dem / 55.2% Rep. Compared to 2020, the margin shifted 3.2 toward Republicans .
Vote Share Over Time
About Minnehaha County, South Dakota
Minnehaha County, South Dakota has a total population of 203,289, making it the 346th most populous county in the United States. The median age in Minnehaha County is 36.0 years, which is 7.5% below the national median of 38.9 years.
The median household income in Minnehaha County is $76,880, which ranks #732 of 3,222 counties nationwide. This is 2.3% above the national median of $75,149. The poverty rate is 8.8%, lower than the national rate of 12.6%. The unemployment rate stands at 2.5%.
The median home value in Minnehaha County is $287,600, 2.0% above the national median. Renters in Minnehaha County pay a median gross rent of $978 per month. The homeownership rate is 63.1%, compared to the national rate of 64.4%.
In Minnehaha County, 35.2% of residents aged 25 and older hold a bachelor's degree or higher, 4.3% above the national average of 33.7%. Health insurance coverage stands at 91.8% of the population. The average commute time for workers is 19.8 min.
Minnehaha County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 78.6% of the population, followed by Hispanic or Latino (6.6%) and Black (non-Hispanic) (6.3%).
All data for Minnehaha 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.