McPherson County, South Dakota
Located in South Dakota, McPherson County has a population of 2,145 residents and a median age of 50.0 years, making it the #3,109 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 12.9%. The median home value is $85,600, and the median household income is $66,906, which is 11% below the national median.
Demographics
McPherson County has a population of 2,145, making it the #3,109 most populous county in the US. The median age is 50.0 years, which is 28.5% 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 McPherson County is $66,906, ranking #1,443 out of 3,222 counties — 11.0% below the national median. The poverty rate is 12.9% and unemployment stands at 1.1%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in McPherson County is $85,600 (-69.6% vs national). Renters pay a median of $594/mo and the homeownership rate is 81.3%.
Median Home Value Trend
Rankings →Household Type
Education
In McPherson County, 26.5% of adults age 25+ hold a bachelor's degree or higher, which is 21.4% below the national average, ranking #1,061 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in McPherson County is 81.7 years. 13.8% of adults report poor or fair health and 8.0% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
15.2% of adults in McPherson County smoke , 37.8% are obese , and 22.1% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
19.0% of children in McPherson County live in poverty .
Child Poverty Trend
Civic & Transportation
Voter turnout in McPherson County is 73.3%. The mean commute time is 20.2 min, which is 27.0% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, McPherson County voted Republican with a margin of 69.2%. The vote was 14.5% Dem / 83.7% Rep. Compared to 2020, the margin shifted 4.8 toward Republicans .
Vote Share Over Time
About McPherson County, South Dakota
McPherson County, South Dakota has a total population of 2,145, making it the 3,109th most populous county in the United States. The median age in McPherson County is 50.0 years, which is 28.5% above the national median of 38.9 years.
The median household income in McPherson County is $66,906, which ranks #1,443 of 3,222 counties nationwide. This is 11.0% below the national median of $75,149. The poverty rate is 12.9%, higher than the national rate of 12.6%. The unemployment rate stands at 1.1%.
The median home value in McPherson County is $85,600, 69.6% below the national median. Renters in McPherson County pay a median gross rent of $594 per month. The homeownership rate is 81.3%, compared to the national rate of 64.4%.
In McPherson County, 26.5% of residents aged 25 and older hold a bachelor's degree or higher, 21.4% below the national average of 33.7%. Health insurance coverage stands at 98.1% of the population. The average commute time for workers is 20.2 min.
McPherson County is a community. The largest racial or ethnic group is White (non-Hispanic) at 96.8% of the population, followed by Two or More Races (2.8%).
All data for McPherson 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.