Butler County, Iowa
Located in Iowa, Butler County has a population of 14,268 residents and a median age of 43.7 years, making it the #2,206 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 9.2%. The median home value is $165,400, and the median household income is $73,715, which is 2% below the national median.
Demographics
Butler County has a population of 14,268, making it the #2,206 most populous county in the US. The median age is 43.7 years, which is 12.3% 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 Butler County is $73,715, ranking #936 out of 3,222 counties — 1.9% below the national median. The poverty rate is 9.2% and unemployment stands at 3.1%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Butler County is $165,400 (-41.3% vs national). Renters pay a median of $812/mo and the homeownership rate is 84.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Butler County, 21.4% of adults age 25+ hold a bachelor's degree or higher, which is 36.5% below the national average, ranking #1,752 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Butler County is 79.6 years. 14.4% of adults report poor or fair health and 4.8% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
15.7% of adults in Butler County smoke , 39.5% are obese , and 24.6% report excessive drinking.
Adult Smoking Trend
Safety
. Motor vehicle deaths occur at a rate of 15.8 per 100,000.
Motor Vehicle Deaths Trend
Families & Children
9.3% of children in Butler County live in poverty . The teen birth rate is 7.5 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Butler County is 72.5%. The mean commute time is 26.8 min, which is 3.0% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Butler County voted Republican with a margin of 45.4%. The vote was 26.7% Dem / 72.1% Rep. Compared to 2020, the margin shifted 6.9 toward Republicans .
Vote Share Over Time
About Butler County, Iowa
Butler County, Iowa has a total population of 14,268, making it the 2,206th most populous county in the United States. The median age in Butler County is 43.7 years, which is 12.3% above the national median of 38.9 years.
The median household income in Butler County is $73,715, which ranks #936 of 3,222 counties nationwide. This is 1.9% below the national median of $75,149. The poverty rate is 9.2%, lower than the national rate of 12.6%. The unemployment rate stands at 3.1%.
The median home value in Butler County is $165,400, 41.3% below the national median. Renters in Butler County pay a median gross rent of $812 per month. The homeownership rate is 84.1%, compared to the national rate of 64.4%.
In Butler County, 21.4% of residents aged 25 and older hold a bachelor's degree or higher, 36.5% below the national average of 33.7%. Health insurance coverage stands at 96.8% of the population. The average commute time for workers is 26.8 min.
Butler County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 94.6% of the population, followed by Hispanic or Latino (1.7%) and Two or More Races (1.6%).
All data for Butler 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.