Map of Allen County, Indiana

Allen County is a county in the U.S. state of Indiana. As of the 2020 Census, the population was 385,410, making it the third-most populous county in Indiana. The county seat and largest city is Fort Wayne, the second largest city in Indiana.

Allen County is included in the Fort Wayne Metropolitan Statistical Area and the Fort WayneHuntingtonAuburn Combined Statistical Area. Allen County is the cultural and economic center of northeastern Indiana. The county is within a 200-mile (320 km) radius of major population centers, including Chicago, Cincinnati, Cleveland, Columbus, Detroit, Indianapolis, Louisville, Milwaukee, and within a one-day drive of one-third of the U.S. population and one-fifth of Canadians.

Occupied for thousands of years by cultures of indigenous peoples, Allen County was organized by European Americans on December 17, 1823, from Delaware and Randolph counties; and formed on April 1, 1824, at the Ewing Tavern. The county is named for Colonel John Allen, an attorney and Kentucky state senator who was killed in the War of 1812. Fort Wayne, founded at the confluences of the Maumee, St. Joseph, and St. Marys rivers, was chosen as the county seat in May 1824.

Allen County overview:
Name:Allen County
FIPS code:18-003
State:Indiana
Founded:April 1, 1824
Named for:John Allen
Seat:Fort Wayne
Largest city:Fort Wayne
Total Area:660.02 sq mi (1,709.4 km²)
Land Area:657.31 sq mi (1,702.4 km²)
Total Population:385,410
Population Density:541/sq mi (208.73/km²)

Allen County location map. Where is Allen County?

Allen County location on the U.S. Map. Where is Allen County.
Location of Allen County in the the United States.
Allen County location on the Indiana map. Where is Allen County.
Location of Allen County in Indiana.

Allen County Road Map

Allen CountyStreet Map.
Street map of Allen County, Indiana. Source: OpenStreetMap (OSM)

Geography

According to the 2010 census, the county has a total area of 660.02 square miles (1,709.4 km), the largest county in Indiana, of which 657.31 square miles (1,702.4 km) (or 99.59%) is land and 2.71 square miles (7.0 km) (or 0.41%) is water.

Adjacent counties

Allen County Topographic Map

Topographic Map of Allen County, Indiana
Allen County Topo map.

Allen County Satellite Map

Satellite Map of Allen County, Indiana
Allen County satellite map.

Allen County Outline Map

Outline Map of Allen County, Indiana
Allen County outline map.

See also

Map of Indiana State and its subdivision: Map of other states:
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