Cass County, Iowa
Located in Iowa, Cass County has a population of 13,096 residents and a median age of 43.5 years, making it the #2,279 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 14.3%. The median home value is $150,300, and the median household income is $63,013, which is 16% below the national median.
Demographics
Cass County has a population of 13,096, making it the #2,279 most populous county in the US. The median age is 43.5 years, which is 11.8% 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 Cass County is $63,013, ranking #1,796 out of 3,222 counties — 16.1% below the national median. The poverty rate is 14.3% and unemployment stands at 1.4%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Cass County is $150,300 (-46.7% vs national). Renters pay a median of $777/mo and the homeownership rate is 71.6%.
Median Home Value Trend
Rankings →Household Type
Education
In Cass County, 22.1% of adults age 25+ hold a bachelor's degree or higher, which is 34.3% below the national average, ranking #1,632 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Cass County is 76.2 years. 18.6% of adults report poor or fair health and 6.6% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
20.3% of adults in Cass County smoke , 44.9% are obese , and 24.2% report excessive drinking.
Adult Smoking Trend
Safety
The suicide rate is 16.6 per 100,000. Motor vehicle deaths occur at a rate of 15.4 per 100,000.
Suicide Rate Trend
Families & Children
18.4% of children in Cass County live in poverty . The teen birth rate is 16.5 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Cass County is 72.7%. The mean commute time is 17.5 min, which is 36.8% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Cass County voted Republican with a margin of 40.7%. The vote was 28.9% Dem / 69.6% Rep. Compared to 2020, the margin shifted 2.7 toward Republicans .
Vote Share Over Time
About Cass County, Iowa
Cass County, Iowa has a total population of 13,096, making it the 2,279th most populous county in the United States. The median age in Cass County is 43.5 years, which is 11.8% above the national median of 38.9 years.
The median household income in Cass County is $63,013, which ranks #1,796 of 3,222 counties nationwide. This is 16.1% below the national median of $75,149. The poverty rate is 14.3%, higher than the national rate of 12.6%. The unemployment rate stands at 1.4%.
The median home value in Cass County is $150,300, 46.7% below the national median. Renters in Cass County pay a median gross rent of $777 per month. The homeownership rate is 71.6%, compared to the national rate of 64.4%.
In Cass County, 22.1% of residents aged 25 and older hold a bachelor's degree or higher, 34.3% below the national average of 33.7%. Health insurance coverage stands at 95.9% of the population. The average commute time for workers is 17.5 min.
Cass County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 93.5% of the population, followed by Hispanic or Latino (2.7%) and Two or More Races (1.6%).
All data for Cass County, Iowa 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.