Allen County is the name of several counties in the United States: *

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 List of counties in Indiana, third-most populous county in Indiana. The county seat and largest city is Fort Wayne, Indiana, ...

Allen County, Kansas Allen County is a county located in the southeast portion of the U.S. state of Kansas. Its county seat and most populous city is Iola. As of the 2020 census, the population was 12,526. The county was named for William Allen, a U.S. Senato ...

Allen County, Kentucky Allen County is a county located in the U.S. state of Kentucky. As of the 2020 census, the population was 20,588. Its county seat and only municipality is Scottsville. The county is named for Colonel John Allen, a state senator and soldier ...

Allen County, Ohio Allen County is a county located in the northwestern part of the U.S. state of Ohio. Its county seat and largest city is Lima. The county was created in 1820 and organized in 1831. The county is named in honor of Colonel John Allen, who was k ...

See also