Ziebach County, South Dakota
Located in South Dakota, Ziebach County has a population of 2,377 residents and a median age of 36.7 years, making it the #3,088 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 33.5%. The median home value is $99,600, and the median household income is $53,958, which is 28% below the national median.
Demographics
Ziebach County has a population of 2,377, making it the #3,088 most populous county in the US. The median age is 36.7 years, which is 5.7% 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 Ziebach County is $53,958, ranking #2,536 out of 3,222 counties — 28.2% below the national median. The poverty rate is 33.5% and unemployment stands at 23.5%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Ziebach County is $99,600 (-64.7% vs national). Renters pay a median of $734/mo and the homeownership rate is 57.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Ziebach County, 15.2% of adults age 25+ hold a bachelor's degree or higher, which is 54.8% below the national average, ranking #2,781 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Ziebach County is 65.8 years. 28.2% of adults report poor or fair health and 11.9% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
30.8% of adults in Ziebach County smoke , 44.9% are obese , and 18.1% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
55.7% of children in Ziebach County live in poverty . The teen birth rate is 39.1 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Ziebach County is 46.1%. The mean commute time is 23.6 min, which is 14.7% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Ziebach County voted Republican with a margin of 2.8%. The vote was 46.9% Dem / 49.7% Rep. Compared to 2020, the margin shifted 11.3 toward Republicans .
Vote Share Over Time
About Ziebach County, South Dakota
Ziebach County, South Dakota has a total population of 2,377, making it the 3,088th most populous county in the United States. The median age in Ziebach County is 36.7 years, which is 5.7% below the national median of 38.9 years.
The median household income in Ziebach County is $53,958, which ranks #2,536 of 3,222 counties nationwide. This is 28.2% below the national median of $75,149. The poverty rate is 33.5%, higher than the national rate of 12.6%. The unemployment rate stands at 23.5%.
The median home value in Ziebach County is $99,600, 64.7% below the national median. Renters in Ziebach County pay a median gross rent of $734 per month. The homeownership rate is 57.1%, compared to the national rate of 64.4%.
In Ziebach County, 15.2% of residents aged 25 and older hold a bachelor's degree or higher, 54.8% below the national average of 33.7%. Health insurance coverage stands at 74.0% of the population. The average commute time for workers is 23.6 min.
Ziebach County is a diverse community. The largest racial or ethnic group is American Indian (non-Hispanic) at 69.2% of the population, followed by White (non-Hispanic) (27.1%) and Two or More Races (1.9%).
All data for Ziebach 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.