Allen County, Indiana

Allen County, Indiana, had an estimated population of 402,329 in 2025 across 1,702 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 Indiana's counties and nationally.

Population
402,329
2025 estimate
Area
1,702 km²
Density
236
per km²
Median income
$70,737
household, ACS 2024
Median age
36.2
years, ACS 2024
How Indiana's counties spread
Amenities & Infrastructure
IndicatorValue
Households with Broadband202491.1%
Median Gross Rent2024$1,021
Median Home Value2024$214,900
Owner-Occupied Homes202468.9%
Vacant Homes20245.8%
Demography
IndicatorValue
Aged 65 and Over202415.6%
American Indian & Alaska Native20240.0%
Asian, non-Hispanic20245.3%
Average Household Size2024people2.5
Black, non-Hispanic202410.5%
Foreign-Born20247.8%
Hispanic or Latino20249.0%
Median Age2024years36.2
Sex Ratio2024per 1,000 males1,032
Speak a Language Other Than English202412.4%
Under 18202425.4%
Veterans20246.1%
White, non-Hispanic202469.8%
Economy
IndicatorValue
Below Poverty Line202412.5%
Households on SNAP20249.1%
Income Inequality2024index0.449
Median Household Income2024$70,737
Per Capita Income2024$37,766
Unemployment Rate20244.7%
Education
IndicatorValue
Bachelor's Degree or Higher202431.6%
High School or Higher202490.3%
Health Coverage
IndicatorValue
No Health Insurance20248.3%
With a Disability202412.6%
Population & Density
IndicatorValue
Population2025402,329
Population Density2025/km²236
Work & Commute
IndicatorValue
Commute by Public Transit20240.7%
Households with No Vehicle20246.8%
Mean Commute Time2024minutes21.9
Work from Home20249.2%
Compare Allen 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.