Allen County, IN Map
Official Census boundary of Allen County, Indiana (FIPS 18003). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Allen County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
392,378
Households
156,570
Median household income
$70,737
Median age
36.2 years
Median home value
$214,900
Median gross rent
$1,021/mo
Owner-occupied homes
68.9%
Bachelor's degree or higher
31.6%
Below poverty level
12.5%
Land area
657.1 sq mi
Population density
597 / sq mi