Allen County Indiana Topographic Map

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.
  • Country: United States
  • State: Indiana
  • Founded: April 1, 1824
  • Named after: John Allen
  • Seat: Fort Wayne
  • Largest city: Fort Wayne
  • Congressional district: 3rd

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Data from: en.wikipedia.org