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 Lebanon pop. 4,569
- City of Leland Grove pop. 1,429
- City of Lewistown pop. 1,982
- City of Lexington pop. 2,068
- City of Lincoln pop. 13,058
- City of Litchfield pop. 6,726
- City of Lockport pop. 26,118
- City of Loves Park pop. 23,293
- City of Macomb pop. 15,052
- City of Macon pop. 1,144
- City of Madison pop. 3,129
- City of Marengo pop. 7,572
- City of Marion pop. 16,742
- City of Markham pop. 11,399
- City of Maroa pop. 1,549
- City of Marquette Heights pop. 2,523
- City of Marseilles pop. 4,804
- City of Marshall pop. 3,892
- City of Martinsville pop. 1,104
- City of Mascoutah pop. 8,676
- City of Mason City pop. 2,035
- City of Mattoon pop. 16,805
- City of Mchenry pop. 27,372
- City of Mcleansboro pop. 2,612
- City of Mendota pop. 6,982
- City of Metropolis pop. 5,903
- City of Minonk pop. 1,907
- City of Moline pop. 42,418
- City of Momence pop. 3,057
- City of Monmouth pop. 8,778
- City of Monticello pop. 5,931
- City of Morris pop. 14,359
- City of Morrison pop. 4,046
- City of Mound City pop. 524
- City of Mounds pop. 657
- City of Mount Carmel pop. 6,804
- City of Mount Carroll pop. 1,517
- City of Mount Olive pop. 1,989
- City of Mount Pulaski pop. 1,510
- City of Mount Sterling pop. 2,026
- City of Mount Vernon pop. 14,454
- City of Murphysboro pop. 7,023
- City of Naperville pop. 149,104
- City of Nashville pop. 3,057
- City of Nauvoo pop. 932
- City of Neoga pop. 1,375
- City of New Boston pop. 611
- City of Newman pop. 763
- City of Newton pop. 2,685
- City of Nokomis pop. 2,125
Townships 1,425
- Township of Abington pop. 371
- Township of Adams pop. 1,606
- Township of Addison pop. 87,361
- Township of Aetna pop. 450
- Township of Afton pop. 900
- Township of Akron pop. 993
- Township of Alba pop. 171
- Township of Albany pop. 1,013
- Township of Alden pop. 1,275
- Township of Algonquin pop. 87,887
- Township of Alhambra pop. 1,566
- Township of Allen pop. 502
- Township of Allens Grove pop. 459
- Township of Allin pop. 843
- Township of Allison pop. 257
- Township of Alma pop. 780
- Township of Alto pop. 522
- Township of Alton pop. 25,422
- Township of Amboy pop. 2,795
- Township of Amity pop. 750
- Township of Anchor pop. 278
- Township of Andalusia pop. 2,242
- Township of Anderson pop. 429
- Township of Andover pop. 878
- Township of Annawan pop. 1,113
- Township of Antioch pop. 27,636
- Township of Appanoose pop. 429
- Township of Apple River pop. 444
- Township of Arcola pop. 3,228
- Township of Arenzville pop. 740
- Township of Arispie pop. 739
- Township of Aroma pop. 4,826
- Township of Arrington pop. 310
- Township of Arrowsmith pop. 446
- Township of Artesia pop. 823
- Township of Asbury pop. 102
- Township of Ash Grove pop. 412
- Township of Ash Grove pop. 649
- Township of Ashkum pop. 1,417
- Township of Ashland pop. 1,258
- Township of Ashley pop. 752
- Township of Ashmore pop. 1,134
- Township of Ashton pop. 1,147
- Township of Assumption pop. 1,345
- Township of Astoria pop. 1,205
- Township of Athensville pop. 280
- Township of Atkinson pop. 1,229
- Township of Atlanta pop. 1,850
- Township of Atlas pop. 445
- Township of Auburn pop. 233