Butler County, Ohio

Butler County, Ohio, had an estimated population of 400,128 in 2025 across 1,208 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among Ohio's counties and nationally.

Population
400,128
2025 estimate
Area
1,208 km²
Density
331
per km²
Median income
$81,590
household, ACS 2024
Median age
37.2
years, ACS 2024
How Ohio's counties spread
Amenities & Infrastructure
IndicatorValue
Households with Broadband202492.2%
Median Gross Rent2024$1,135
Median Home Value2024$258,500
Owner-Occupied Homes202469.9%
Vacant Homes20245.5%
Demography
IndicatorValue
Aged 65 and Over202415.9%
American Indian & Alaska Native20240.0%
Asian, non-Hispanic20244.3%
Average Household Size2024people2.6
Black, non-Hispanic20248.3%
Foreign-Born20248.0%
Hispanic or Latino20247.0%
Median Age2024years37.2
Sex Ratio2024per 1,000 males1,025
Speak a Language Other Than English202410.7%
Under 18202423.4%
Veterans20245.9%
White, non-Hispanic202474.6%
Economy
IndicatorValue
Below Poverty Line202411.8%
Households on SNAP20249.8%
Income Inequality2024index0.440
Median Household Income2024$81,590
Per Capita Income2024$40,027
Unemployment Rate20245.1%
Education
IndicatorValue
Bachelor's Degree or Higher202432.8%
High School or Higher202491.2%
Health Coverage
IndicatorValue
No Health Insurance20246.2%
With a Disability202412.5%
Population & Density
IndicatorValue
Population2025400,128
Population Density2025/km²331
Work & Commute
IndicatorValue
Commute by Public Transit20240.3%
Households with No Vehicle20244.7%
Mean Commute Time2024minutes24.3
Work from Home202413.3%
Compare Butler County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.