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 Santa Fe pop. 1,190
- Township of Saratoga pop. 6,472
- Township of Saratoga pop. 239
- Township of Sargent pop. 249
- Township of Saunemin pop. 602
- Township of Savanna pop. 3,589
- Township of Scales Mound pop. 659
- Township of Schaumburg pop. 131,970
- Township of Sciota pop. 450
- Township of Scotland pop. 397
- Township of Scott pop. 975
- Township of Scott pop. 3,298
- Township of Scottville pop. 277
- Township of Sefton pop. 594
- Township of Selby pop. 2,124
- Township of Seminary pop. 506
- Township of Senachwine pop. 610
- Township of Seneca pop. 2,884
- Township of Serena pop. 1,118
- Township of Seven Hickory pop. 308
- Township of Seward pop. 6,716
- Township of Seward pop. 835
- Township of Shabbona pop. 1,346
- Township of Shafter pop. 483
- Township of Sharon pop. 2,310
- Township of Shawnee pop. 171
- Township of Shaws Point pop. 473
- Township of Shelbyville pop. 4,455
- Township of Sheldon pop. 1,215
- Township of Sheridan pop. 449
- Township of Sherman pop. 480
- Township of Shields pop. 36,889
- Township of Shiloh pop. 132
- Township of Shiloh pop. 6,556
- Township of Shiloh Valley pop. 12,861
- Township of Shipman pop. 1,289
- Township of Shirland pop. 956
- Township of Shoal Creek pop. 1,672
- Township of Sidell pop. 890
- Township of Sidney pop. 1,668
- Township of Sigel pop. 720
- Township of Silver Creek pop. 616
- Township of Six Mile pop. 3,488
- Township of Smallwood pop. 439
- Township of Smithton pop. 4,135
- Township of Somer pop. 897
- Township of Somerset pop. 3,956
- Township of Somonauk pop. 1,986
- Township of Songer pop. 346
- Township of Sonora pop. 440