County Dossier

Allen County

Ohio | County

Population

101,348

Land Area

402.5 sq mi

Context

Metro

Geography

County silhouette

Land Area
402.5 sq mi
Water Area
4.3 sq mi
Water Share
1.1%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

101,348

Density
251.8 / sq mi
Households
41,295
Housing Units
44,791
Median Age
39.7 years

Income & Economy

Median Household Income

$64,038

GDP

$11.17B

Real GDP Change+7.5%
Per Capita Income
$34,331
Personal Income
$5.66B
Personal Income Per Capita
$56,066

Classification

RUCC 3
Metro

Counties in metro areas of fewer than 250,000 population

Relief

Min

477 ft

Mean

859 ft

Max

1,071 ft

Provenance

GEOID 39003 ANSI 01074015
Latitude 40.77163 Longitude -84.10610
Canonical 2025 Gazetteer ACS ACS 2020-2024 5-year BEA BEA county 2024 release (2026-02-05) BLS BLS LAUS 2024 annual average USDA USDA RUCC 2023 USGS USGS 3DEP published as of 2026-03-23