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 Grand Prairie pop. 893
- Township of Grand Rapids pop. 278
- Township of Grand Tower pop. 557
- Township of Grandview pop. 518
- Township of Grandville pop. 347
- Township of Granite City pop. 25,064
- Township of Grant pop. 28,010
- Township of Grant pop. 5,538
- Township of Granville pop. 2,737
- Township of Gray pop. 1,057
- Township of Green Garden pop. 3,866
- Township of Greenbush pop. 523
- Township of Greene pop. 447
- Township of Greene pop. 1,434
- Township of Greenfield pop. 1,003
- Township of Greenup pop. 2,243
- Township of Greenville pop. 343
- Township of Greenwood pop. 202
- Township of Greenwood pop. 14,167
- Township of Gridley pop. 1,846
- Township of Griggsville pop. 1,286
- Township of Grisham pop. 622
- Township of Grove pop. 595
- Township of Groveland pop. 559
- Township of Groveland pop. 18,597
- Township of Grover pop. 3,542
- Township of Guilford pop. 1,533
- Township of Hadley pop. 250
- Township of Hagener pop. 327
- Township of Hahnaman pop. 349
- Township of Haines pop. 863
- Township of Hale pop. 323
- Township of Hall pop. 8,299
- Township of Hallock pop. 1,555
- Township of Hamel pop. 2,785
- Township of Hamilton pop. 180
- Township of Hampshire pop. 9,013
- Township of Hampton pop. 21,557
- Township of Hancock pop. 248
- Township of Hanna pop. 2,387
- Township of Hanover pop. 1,195
- Township of Hanover pop. 97,879
- Township of Hardin pop. 194
- Township of Harlem pop. 38,895
- Township of Harlem pop. 1,988
- Township of Harmon pop. 345
- Township of Harmony pop. 302
- Township of Harp pop. 293
- Township of Harris pop. 310
- Township of Harrisburg pop. 9,897