Calhoun County, county in Illinois, United States. As of 2020 county had an estimated population of 4,616 inhabitants. The county was created 199 years ago in 1825. Its county seat is Hardin.
There are 0 city/town in Calhoun County, IL.
List of cities, towns, neighborhoods & other populated places in Calhoun County.
City Name | Title | Population |
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