Carroll County, county in Illinois, United States. As of 2020 county had an estimated population of 14,241 inhabitants. The county was created 184 years ago in 1839. Its county seat is "Mount Carroll".
There are 9 city/town in Carroll County, IL. The largest city of Carroll County is Blackhawk with a population of 9,587. Other cities include, Savanna population 2,777, Mount Carroll population 1,562, Lanark population 1,321, Milledgeville population 946
Blackhawk, unincorporated community in Illinois
Savanna, town in Illinois
Cities, Towns, Neighborhoods & Other Populated Places in Carroll County.
|Blackhawk||Unincorporated community in Illinois||Carroll||9,587|
|Elkhorn Grove||Unincorporated community in Illinois||Carroll||216|
|Lanark||City in Illinois, United States||Carroll||1,321|
|Milledgeville||Human settlement in Carroll County, Illinois, USA||Carroll||946|
|Mount Carroll||City in Illinois||Carroll||1,562|
|Savanna||Town in Illinois||Carroll||2,777|
|Shannon||Village in Carroll County, Illinois, USA||Carroll||684|
|Thomson||Town in Illinois, USA||Carroll||548|