County Index
Illinois Counties
County pages follow /il/{county-slug}-county. Showing 102 county locations for Illinois.
Latest data update: Succeeded • 2026-02-24 14:00 UTC
County Pages
Top 20 counties by population are shown first. Use search to find any other county in the state.
Search Counties
Showing top 20 by population.
County
Adams County
/il/adams-county
Score 93
Snapshot 2023-12-30
County
Alexander County
/il/alexander-county
Score 51
Snapshot 2023-12-30
County
Bond County
/il/bond-county
Score 63
Snapshot 2023-12-30
County
Boone County
/il/boone-county
Score 68
Snapshot 2023-12-30
County
Brown County
/il/brown-county
Score 85
Snapshot 2023-12-30
County
Bureau County
/il/bureau-county
Score 72
Snapshot 2023-12-30
County
Calhoun County
/il/calhoun-county
Score 47
Snapshot 2023-12-30
County
Carroll County
/il/carroll-county
Score 65
Snapshot 2023-12-30
County
Cass County
/il/cass-county
Score 76
Snapshot 2023-12-30
County
Champaign County
/il/champaign-county
Score 33
Snapshot 2023-12-30
County
Christian County
/il/christian-county
Score 68
Snapshot 2023-12-30
County
Clark County
/il/clark-county
Score 87
Snapshot 2023-12-30
County
Clay County
/il/clay-county
Score 71
Snapshot 2023-12-30
County
Clinton County
/il/clinton-county
Score 92
Snapshot 2023-12-30
County
Coles County
/il/coles-county
Score 69
Snapshot 2023-12-30
County
Cook County
/il/cook-county
Score 31
Snapshot 2023-12-30
County
Crawford County
/il/crawford-county
Score 82
Snapshot 2023-12-30
County
Cumberland County
/il/cumberland-county
Score 92
Snapshot 2023-12-30
County
De Witt County
/il/de-witt-county
Score 84
Snapshot 2023-12-30
County
DeKalb County
/il/dekalb-county
Score 28
Snapshot 2023-12-30