Hancock County, county in Illinois, United States. As of 2020 county had an estimated population of 17,422 inhabitants. The county was created 199 years ago in 1825. Its county seat is Carthage.
There are 1 city/town in Hancock County, IL. The largest city of Hancock County is La Harpe with a population of 1,123.
List of cities, towns, neighborhoods & other populated places in Hancock County.
City Name | Title | Population |
---|---|---|
La Harpe | City in Hancock County, Illinois, United States | 1,123 |