Illinois
2,821 jurisdictions across counties, municipalities, and townships.
Counties 102
- Adams County pop. 64,954
- Alexander County pop. 5,030
- Bond County pop. 16,596
- Boone County pop. 53,159
- Brown County pop. 6,421
- Bureau County pop. 32,883
- Calhoun County pop. 4,369
- Carroll County pop. 15,698
- Cass County pop. 12,773
- Champaign County pop. 205,943
- Christian County pop. 33,662
- Clark County pop. 15,300
- Clay County pop. 13,143
- Clinton County pop. 36,793
- Coles County pop. 46,765
- Cook County pop. 5,173,146
- Crawford County pop. 18,659
- Cumberland County pop. 10,345
- De Witt County pop. 15,341
- Dekalb County pop. 100,414
- Douglas County pop. 19,722
- Dupage County pop. 924,885
- Edgar County pop. 16,520
- Edwards County pop. 6,075
- Effingham County pop. 34,430
- Fayette County pop. 21,384
- Ford County pop. 13,511
- Franklin County pop. 37,442
- Fulton County pop. 33,197
- Gallatin County pop. 4,903
- Greene County pop. 11,843
- Grundy County pop. 52,989
- Hamilton County pop. 7,911
- Hancock County pop. 17,400
- Hardin County pop. 3,650
- Henderson County pop. 6,312
- Henry County pop. 48,907
- Iroquois County pop. 26,827
- Jackson County pop. 52,565
- Jasper County pop. 9,193
- Jefferson County pop. 36,877
- Jersey County pop. 21,333
- Jo Daviess County pop. 21,939
- Johnson County pop. 13,463
- Kane County pop. 515,588
- Kankakee County pop. 106,601
- Kendall County pop. 134,867
- Knox County pop. 49,268
- Lake County pop. 711,239
- Lasalle County pop. 108,965
Municipalities 1,294
- City of Galesburg pop. 29,712
- City of Galva pop. 2,456
- City of Geneseo pop. 6,512
- City of Geneva pop. 21,247
- City of Genoa pop. 5,300
- City of Georgetown pop. 3,092
- City of Gibson City pop. 3,476
- City of Gillespie pop. 3,166
- City of Gilman pop. 1,731
- City of Girard pop. 1,765
- City of Golconda pop. 648
- City of Grafton pop. 685
- City of Grand Tower pop. 474
- City of Granite City pop. 27,484
- City of Grayville pop. 1,528
- City of Greenfield pop. 1,035
- City of Greenville pop. 6,507
- City of Griggsville pop. 1,085
- City of Hamilton pop. 2,724
- City of Harrisburg pop. 8,129
- City of Harvard pop. 9,459
- City of Harvey pop. 19,871
- City of Havana pop. 2,905
- City of Henry pop. 2,315
- City of Herrin pop. 12,253
- City of Hickory Hills pop. 14,182
- City of Highland pop. 10,044
- City of Highland Park pop. 30,177
- City of Highwood pop. 5,374
- City of Hillsboro pop. 5,874
- City of Hometown pop. 4,240
- City of Hoopeston pop. 4,836
- City of Hurst pop. 757
- City of Jacksonville pop. 17,816
- City of Jerseyville pop. 8,289
- City of Johnston City pop. 3,349
- City of Joliet pop. 150,372
- City of Jonesboro pop. 1,703
- City of Kankakee pop. 23,922
- City of Keithsburg pop. 545
- City of Kewanee pop. 12,361
- City of Kinmundy pop. 731
- City of Knoxville pop. 2,852
- City of La Harpe pop. 1,163
- City of La Salle pop. 9,499
- City of Lacon pop. 1,862
- City of Lake Forest pop. 19,253
- City of Lanark pop. 1,598
- City of Lawrenceville pop. 4,195
- City of Le Roy pop. 3,459
Townships 1,425
- Township of Independence pop. 1,153
- Township of Indian Creek pop. 2,180
- Township of Indian Grove pop. 4,109
- Township of Indian Point pop. 1,421
- Township of Indian Prairie pop. 678
- Township of Indiantown pop. 591
- Township of Industry pop. 568
- Township of Irishtown pop. 1,027
- Township of Iroquois pop. 547
- Township of Irving pop. 873
- Township of Irvington pop. 1,166
- Township of Isabel pop. 171
- Township of Island Grove pop. 568
- Township of Iuka pop. 1,019
- Township of Jackson pop. 3,876
- Township of Jackson pop. 1,226
- Township of Jamaica pop. 182
- Township of Jarvis pop. 16,025
- Township of Jasper pop. 1,729
- Township of Jefferson pop. 245
- Township of Jersey pop. 9,923
- Township of Johannisburg pop. 505
- Township of Johnson pop. 751
- Township of Johnson pop. 373
- Township of Joliet pop. 85,116
- Township of Jonathan Creek pop. 1,027
- Township of Jordan pop. 850
- Township of Joshua pop. 422
- Township of Jubilee pop. 1,747
- Township of Kane pop. 758
- Township of Kaneville pop. 1,144
- Township of Kankakee pop. 24,320
- Township of Kansas pop. 866
- Township of Kansas pop. 445
- Township of Kaskaskia pop. 557
- Township of Keene pop. 597
- Township of Keith pop. 380
- Township of Keithsburg pop. 642
- Township of Kelly pop. 365
- Township of Kendall pop. 8,942
- Township of Kent pop. 632
- Township of Kerr pop. 151
- Township of Kerton pop. 82
- Township of Kewanee pop. 9,685
- Township of Kickapoo pop. 8,250
- Township of Kilbourne pop. 468
- Township of Kinderhook pop. 725
- Township of King pop. 215
- Township of Kingston pop. 3,456
- Township of Kinkaid pop. 452