Illinois
2,821 jurisdictions across counties, municipalities, and townships.
Counties 102
Municipalities 1,294
- City of North Chicago pop. 30,029
- City of Northlake pop. 12,664
- City of O Fallon pop. 32,292
- City of Oak Forest pop. 26,793
- City of Oakbrook Terrace pop. 2,725
- City of Oakland pop. 732
- City of Oglesby pop. 3,660
- City of Olney pop. 8,692
- City of Oneida pop. 684
- City of Oregon pop. 3,592
- City of Orient pop. 323
- City of Ottawa pop. 18,749
- City of Palos Heights pop. 11,819
- City of Palos Hills pop. 18,117
- City of Pana pop. 5,262
- City of Paris pop. 8,140
- City of Park City pop. 7,867
- City of Park Ridge pop. 38,810
- City of Paxton pop. 4,459
- City of Pekin pop. 31,448
- City of Peoria pop. 111,666
- City of Peru pop. 9,842
- City of Petersburg pop. 2,231
- City of Pinckneyville pop. 5,198
- City of Pittsfield pop. 4,193
- City of Plano pop. 12,191
- City of Polo pop. 2,262
- City of Pontiac pop. 11,359
- City of Princeton pop. 7,716
- City of Prophetstown pop. 1,929
- City of Prospect Heights pop. 15,691
- City of Quincy pop. 39,131
- City of Red Bud pop. 3,684
- City of Robinson pop. 7,187
- City of Rochelle pop. 9,367
- City of Rock Falls pop. 8,724
- City of Rock Island pop. 36,636
- City of Rockford pop. 147,711
- City of Rolling Meadows pop. 23,781
- City of Roodhouse pop. 1,545
- City of Rosiclare pop. 966
- City of Rushville pop. 3,026
- City of Salem pop. 7,187
- City of Sandwich pop. 7,178
- City of Savanna pop. 2,909
- City of Sesser pop. 1,865
- City of Shawneetown pop. 1,054
- City of Shelbyville pop. 4,609
- City of Silvis pop. 7,952
- City of South Beloit pop. 7,932
Townships 1,425
- Township of Carmi pop. 6,241
- Township of Carrier Mills pop. 2,291
- Township of Carrigan pop. 364
- Township of Carroll pop. 502
- Township of Carrollton pop. 2,851
- Township of Carson pop. 109
- Township of Carthage pop. 2,942
- Township of Cartwright pop. 1,505
- Township of Casey pop. 3,430
- Township of Caseyville pop. 35,257
- Township of Casner pop. 1,157
- Township of Cass pop. 536
- Township of Catlin pop. 3,074
- Township of Cave pop. 1,665
- Township of Cazenovia pop. 1,626
- Township of Cedar pop. 3,001
- Township of Central pop. 7,459
- Township of Centralia pop. 14,191
- Township of Centreville pop. 19,887
- Township of Cerro Gordo pop. 1,920
- Township of Chalmers pop. 690
- Township of Chambersburg pop. 136
- Township of Champaign pop. 11,215
- Township of Champaign City pop. 89,114
- Township of Chandlerville pop. 449
- Township of Channahon pop. 10,678
- Township of Charleston pop. 19,393
- Township of Charlotte pop. 154
- Township of Chatham pop. 8,403
- Township of Chatsworth pop. 1,322
- Township of Chebanse pop. 2,861
- Township of Chemung pop. 9,081
- Township of Cheneys Grove pop. 906
- Township of Chenoa pop. 1,936
- Township of Cherry Grove-Shannon pop. 1,687
- Township of Cherry Valley pop. 19,167
- Township of Chester pop. 635
- Township of Chesterfield pop. 707
- Township of Chestnut pop. 218
- Township of Chili pop. 609
- Township of Chillicothe pop. 8,150
- Township of Chouteau pop. 7,555
- Township of Christy pop. 3,152
- Township of Cincinnati pop. 8,801
- Township of Cincinnati pop. 24
- Township of Claremont pop. 851
- Township of Clarion pop. 398
- Township of Clarksburg pop. 360
- Township of Clay City pop. 1,119
- Township of Clayton pop. 632