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 Bible Grove pop. 302
- Township of Big Grove pop. 1,652
- Township of Big Mound pop. 1,689
- Township of Big Rock pop. 1,763
- Township of Big Spring pop. 613
- Township of Biggsville pop. 544
- Township of Bird pop. 289
- Township of Birmingham pop. 135
- Township of Bishop pop. 1,688
- Township of Blackberry pop. 17,352
- Township of Blackhawk pop. 9,426
- Township of Blair pop. 608
- Township of Blandinsville pop. 738
- Township of Blissville pop. 373
- Township of Bloom pop. 84,167
- Township of Bloomingdale pop. 110,868
- Township of Bloomington pop. 2,591
- Township of Bloomington City pop. 78,283
- Township of Blount pop. 3,233
- Township of Blue Mound pop. 794
- Township of Blue Mound pop. 383
- Township of Blue Ridge pop. 1,395
- Township of Bluff Springs pop. 863
- Township of Bluffdale pop. 440
- Township of Bois D Arc pop. 921
- Township of Bolo pop. 397
- Township of Bond pop. 574
- Township of Bonpas pop. 417
- Township of Bonus pop. 4,356
- Township of Boone pop. 2,017
- Township of Bourbon pop. 4,104
- Township of Bourbonnais pop. 39,397
- Township of Bowdre pop. 627
- Township of Bowlesville pop. 146
- Township of Bowling pop. 3,330
- Township of Bowling Green pop. 437
- Township of Boynton pop. 227
- Township of Braceville pop. 6,504
- Township of Bradford pop. 259
- Township of Bradley pop. 1,887
- Township of Breese pop. 5,519
- Township of Bremen pop. 104,849
- Township of Brenton pop. 862
- Township of Bridgeport pop. 2,276
- Township of Brighton pop. 3,863
- Township of Brimfield pop. 1,163
- Township of Bristol pop. 32,936
- Township of Broadwell pop. 3,640
- Township of Brookfield pop. 1,058
- Township of Brooklyn pop. 149