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 Malta pop. 1,523
- Township of Manchester pop. 872
- Township of Manhattan pop. 12,206
- Township of Manito pop. 2,208
- Township of Manlius pop. 6,089
- Township of Manlius pop. 565
- Township of Manteno pop. 11,161
- Township of Maquon pop. 458
- Township of Marengo pop. 7,225
- Township of Marine pop. 2,290
- Township of Marion pop. 213
- Township of Marion pop. 3,884
- Township of Marissa pop. 2,236
- Township of Maroa pop. 1,822
- Township of Marrowbone pop. 1,610
- Township of Marshall pop. 4,505
- Township of Martin pop. 532
- Township of Martin pop. 1,193
- Township of Martinsburg pop. 373
- Township of Martinsville pop. 1,522
- Township of Martinton pop. 826
- Township of Maryland pop. 506
- Township of Mascoutah pop. 9,339
- Township of Mason pop. 1,248
- Township of Mason City pop. 2,293
- Township of Massilon pop. 140
- Township of Mattoon pop. 14,558
- Township of Maxwell pop. 211
- Township of May pop. 255
- Township of May pop. 1,890
- Township of Mayberry pop. 443
- Township of Mayfield pop. 905
- Township of Mazon pop. 1,474
- Township of Mcclellan pop. 1,205
- Township of Mchenry pop. 46,441
- Township of Mckee pop. 179
- Township of Mckendree pop. 731
- Township of Mcleansboro pop. 3,630
- Township of Meacham pop. 347
- Township of Mechanicsburg pop. 2,231
- Township of Media pop. 357
- Township of Medina pop. 13,900
- Township of Melrose pop. 5,659
- Township of Melrose pop. 338
- Township of Mendon pop. 1,408
- Township of Mendota pop. 7,095
- Township of Menominee pop. 1,042
- Township of Mercer pop. 3,956
- Township of Meriden pop. 264
- Township of Meridian pop. 498