Illinois
2,821 jurisdictions across counties, municipalities, and townships.
Counties 102
- Lawrence County pop. 15,152
- Lee County pop. 34,049
- Livingston County pop. 35,664
- Logan County pop. 27,992
- Macon County pop. 102,432
- Macoupin County pop. 44,406
- Madison County pop. 264,490
- Marion County pop. 37,390
- Marshall County pop. 11,663
- Mason County pop. 12,881
- Massac County pop. 13,960
- Mcdonough County pop. 26,828
- Mchenry County pop. 311,122
- Mclean County pop. 170,889
- Menard County pop. 12,164
- Mercer County pop. 15,582
- Monroe County pop. 34,932
- Montgomery County pop. 28,084
- Morgan County pop. 32,606
- Moultrie County pop. 14,510
- Ogle County pop. 51,449
- Peoria County pop. 179,432
- Perry County pop. 20,985
- Piatt County pop. 16,753
- Pike County pop. 14,618
- Pope County pop. 3,779
- Pulaski County pop. 5,065
- Putnam County pop. 5,566
- Randolph County pop. 30,142
- Richland County pop. 15,796
- Rock Island County pop. 142,909
- Saline County pop. 23,320
- Sangamon County pop. 194,734
- Schuyler County pop. 6,843
- Scott County pop. 4,836
- Shelby County pop. 20,789
- St Clair County pop. 254,796
- Stark County pop. 5,294
- Stephenson County pop. 44,021
- Tazewell County pop. 130,413
- Union County pop. 16,923
- Vermilion County pop. 73,095
- Wabash County pop. 11,202
- Warren County pop. 16,531
- Washington County pop. 13,655
- Wayne County pop. 15,963
- White County pop. 13,784
- Whiteside County pop. 55,305
- Will County pop. 697,252
- Williamson County pop. 66,879
Municipalities 1,294
- Village of Herscher pop. 1,478
- Village of Hettick pop. 145
- Village of Heyworth pop. 2,761
- Village of Hidalgo pop. 110
- Village of Hillcrest pop. 1,216
- Village of Hillsdale pop. 413
- Village of Hillside pop. 8,142
- Village of Hillview pop. 91
- Village of Hinckley pop. 1,991
- Village of Hindsboro pop. 277
- Village of Hinsdale pop. 17,273
- Village of Hodgkins pop. 1,472
- Village of Hoffman pop. 431
- Village of Hoffman Estates pop. 51,350
- Village of Holiday Hills pop. 617
- Village of Hollowayville pop. 38
- Village of Homer pop. 1,049
- Village of Homer Glen pop. 24,516
- Village of Homewood pop. 19,001
- Village of Hooppole pop. 179
- Village of Hopedale pop. 813
- Village of Hopewell pop. 416
- Village of Hopkins Park pop. 575
- Village of Hoyleton pop. 509
- Village of Hudson pop. 1,735
- Village of Huey pop. 159
- Village of Hull pop. 384
- Village of Hume pop. 319
- Village of Huntley pop. 28,008
- Village of Hutsonville pop. 481
- Village of Illiopolis pop. 831
- Village of Ina pop. 1,893
- Village of Indian Creek pop. 534
- Village of Indian Head Park pop. 4,008
- Village of Indianola pop. 225
- Village of Industry pop. 383
- Village of Inverness pop. 7,449
- Village of Iola pop. 100
- Village of Ipava pop. 427
- Village of Iroquois pop. 130
- Village of Irving pop. 370
- Village of Irvington pop. 578
- Village of Irwin pop. 66
- Village of Island Lake pop. 8,027
- Village of Itasca pop. 9,430
- Village of Iuka pop. 504
- Village of Ivesdale pop. 260
- Village of Jeffersonville pop. 352
- Village of Jeisyville pop. 106
- Village of Jerome pop. 1,670
Townships 1,425
- Township of North Muddy pop. 772
- Township of North Okaw pop. 992
- Township of North Otter pop. 764
- Township of North Palmyra pop. 809
- Township of Northeast pop. 833
- Township of Northern pop. 445
- Township of Northfield pop. 89,863
- Township of Northville pop. 7,297
- Township of Norton pop. 914
- Township of Norwood Park pop. 26,878
- Township of Nunda pop. 38,401
- Township of O Fallon pop. 26,336
- Township of Oak Park pop. 53,224
- Township of Oakdale pop. 546
- Township of Oakland pop. 133
- Township of Oakley pop. 952
- Township of Oakwood pop. 3,125
- Township of Oblong pop. 2,757
- Township of Oconee pop. 781
- Township of Odell pop. 1,183
- Township of Odin pop. 1,564
- Township of Ogden pop. 1,516
- Township of Ohio pop. 816
- Township of Ohio Grove pop. 271
- Township of Okaw pop. 886
- Township of Okawville pop. 1,945
- Township of Old Ripley pop. 859
- Township of Old Town pop. 3,387
- Township of Olio pop. 4,683
- Township of Olive pop. 1,705
- Township of Olney pop. 9,972
- Township of Omaha pop. 423
- Township of Omega pop. 445
- Township of Omphghent pop. 2,448
- Township of Onarga pop. 1,599
- Township of Oneco pop. 1,268
- Township of Ontario pop. 901
- Township of Ophir pop. 437
- Township of Oquawka pop. 1,650
- Township of Ora pop. 506
- Township of Oran pop. 305
- Township of Orange pop. 255
- Township of Orange pop. 521
- Township of Orchard pop. 627
- Township of Oregon-Nashua pop. 4,776
- Township of Orel pop. 1,342
- Township of Orion pop. 1,114
- Township of Orland pop. 96,470
- Township of Orvil pop. 959
- Township of Osage pop. 242