Codington County, South Dakota
Located in South Dakota, Codington County has a population of 28,767 residents and a median age of 40.4 years, making it the #1,514 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 $237,700, and the median household income is $72,727, which is 3% below the national median.
Demographics
Codington County has a population of 28,767, making it the #1,514 most populous county in the US. The median age is 40.4 years, which is 3.9% 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 Codington County is $72,727, ranking #998 out of 3,222 counties — 3.2% below the national median. The poverty rate is 8.8% and unemployment stands at 1.9%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Codington County is $237,700 (-15.7% vs national). Renters pay a median of $938/mo and the homeownership rate is 69.8%.
Median Home Value Trend
Rankings →Household Type
Education
In Codington County, 21.4% of adults age 25+ hold a bachelor's degree or higher, which is 36.6% below the national average, ranking #1,760 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Codington County is 78.8 years. 14.9% of adults report poor or fair health and 10.4% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
17.4% of adults in Codington County smoke , 39.8% are obese , and 24.2% report excessive drinking. The drug overdose death rate is 15.2 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 24.2 per 100,000. Motor vehicle deaths occur at a rate of 13.7 per 100,000.
Suicide Rate Trend
Families & Children
11.8% of children in Codington County live in poverty . The teen birth rate is 14.2 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Codington County is 63.0%. The mean commute time is 16.0 min, which is 42.0% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Codington County voted Republican with a margin of 40.8%. The vote was 28.4% Dem / 69.2% Rep. Compared to 2020, the margin shifted 1.9 toward Republicans .
Vote Share Over Time
About Codington County, South Dakota
Codington County, South Dakota has a total population of 28,767, making it the 1,514th most populous county in the United States. The median age in Codington County is 40.4 years, which is 3.9% above the national median of 38.9 years.
The median household income in Codington County is $72,727, which ranks #998 of 3,222 counties nationwide. This is 3.2% below 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 1.9%.
The median home value in Codington County is $237,700, 15.7% below the national median. Renters in Codington County pay a median gross rent of $938 per month. The homeownership rate is 69.8%, compared to the national rate of 64.4%.
In Codington County, 21.4% of residents aged 25 and older hold a bachelor's degree or higher, 36.6% below the national average of 33.7%. Health insurance coverage stands at 93.7% of the population. The average commute time for workers is 16.0 min.
Codington County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 90.4% of the population, followed by Hispanic or Latino (3.3%) and Two or More Races (2.8%).
All data for Codington 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.