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 Sparta pop. 3,950
- City of Spring Valley pop. 5,486
- City of Springfield pop. 113,394
- City of St Charles pop. 33,009
- City of St Elmo pop. 1,284
- City of St Francisville pop. 555
- City of Staunton pop. 4,997
- City of Sterling pop. 14,750
- City of Streator pop. 12,374
- City of Sullivan pop. 4,387
- City of Sumner pop. 2,660
- City of Sycamore pop. 18,580
- City of Taylorville pop. 10,725
- City of Toluca pop. 1,336
- City of Toulon pop. 1,159
- City of Trenton pop. 2,649
- City of Troy pop. 11,175
- City of Tuscola pop. 4,654
- City of Urbana pop. 38,681
- City of Vandalia pop. 6,836
- City of Venice pop. 1,494
- City of Vienna pop. 1,473
- City of Villa Grove pop. 2,480
- City of Virden pop. 3,191
- City of Virginia pop. 1,497
- City of Wamac pop. 977
- City of Warrenville pop. 14,655
- City of Warsaw pop. 1,493
- City of Washington pop. 15,978
- City of Waterloo pop. 11,062
- City of Watseka pop. 4,622
- City of Waukegan pop. 88,614
- City of Waverly pop. 1,149
- City of Wenona pop. 968
- City of West Chicago pop. 25,370
- City of West Frankfort pop. 7,229
- City of West Peoria pop. 4,202
- City of Wheaton pop. 53,126
- City of White Hall pop. 2,328
- City of Wilmington pop. 5,624
- City of Winchester pop. 1,538
- City of Windsor pop. 1,060
- City of Witt pop. 777
- City of Wood Dale pop. 13,861
- City of Wood River pop. 10,386
- City of Woodstock pop. 25,646
- City of Wyoming pop. 1,278
- City of Yorkville pop. 22,594
- City of Zeigler pop. 1,467
- City of Zion pop. 24,494
Townships 1,425
- Township of Mount Sterling pop. 4,440
- Township of Mount Vernon pop. 12,397
- Township of Mount Zion pop. 7,085
- Township of Mountain pop. 357
- Township of Moweaqua pop. 1,898
- Township of Mulberry Grove pop. 1,193
- Township of Munson pop. 352
- Township of Murdock pop. 229
- Township of Murphysboro pop. 9,367
- Township of Na-Au-Say pop. 10,931
- Township of Nachusa pop. 445
- Township of Nameoki pop. 12,101
- Township of Naperville pop. 104,042
- Township of Nashville pop. 3,440
- Township of Nauvoo pop. 935
- Township of Nebraska pop. 1,287
- Township of Nelson pop. 757
- Township of Neoga pop. 2,748
- Township of Neponset pop. 644
- Township of Nettle Creek pop. 472
- Township of Nevada pop. 176
- Township of New Athens pop. 2,497
- Township of New Berlin pop. 1,567
- Township of New Boston pop. 1,169
- Township of New Douglas pop. 527
- Township of New Haven pop. 441
- Township of New Lenox pop. 43,891
- Township of New Salem pop. 335
- Township of New Salem pop. 493
- Township of New Trier pop. 56,180
- Township of Newburg pop. 955
- Township of Newcomb pop. 1,342
- Township of Newell pop. 13,670
- Township of Newman pop. 993
- Township of Newmansville pop. 63
- Township of Newport pop. 6,792
- Township of Newton pop. 427
- Township of Newtown pop. 666
- Township of Niantic pop. 735
- Township of Niles pop. 110,131
- Township of Nilwood pop. 572
- Township of Nixon pop. 484
- Township of Noble pop. 1,431
- Township of Nokomis pop. 2,759
- Township of Nora pop. 341
- Township of Normal pop. 52,879
- Township of Norman pop. 324
- Township of North Fork pop. 373
- Township of North Henderson pop. 386
- Township of North Litchfield pop. 4,906