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
- Village of Montgomery pop. 21,310
- Village of Montrose pop. 207
- Village of Morrisonville pop. 1,034
- Village of Morton pop. 17,133
- Village of Morton Grove pop. 24,712
- Village of Mound Station pop. 118
- Village of Mount Auburn pop. 469
- Village of Mount Clare pop. 306
- Village of Mount Erie pop. 98
- Village of Mount Morris pop. 2,830
- Village of Mount Prospect pop. 55,541
- Village of Mount Zion pop. 5,920
- Village of Moweaqua pop. 1,733
- Village of Muddy pop. 56
- Village of Mulberry Grove pop. 543
- Village of Muncie pop. 154
- Village of Mundelein pop. 31,560
- Village of Murrayville pop. 545
- Village of Naplate pop. 409
- Village of Nebo pop. 277
- Village of Nelson pop. 126
- Village of Neponset pop. 414
- Village of New Athens pop. 1,925
- Village of New Baden pop. 3,388
- Village of New Bedford pop. 75
- Village of New Berlin pop. 1,368
- Village of New Burnside pop. 171
- Village of New Douglas pop. 347
- Village of New Grand Chain pop. 156
- Village of New Haven pop. 396
- Village of New Holland pop. 263
- Village of New Lenox pop. 27,477
- Village of New Milford pop. 787
- Village of New Minden pop. 168
- Village of Newark pop. 980
- Village of Niantic pop. 596
- Village of Niles pop. 30,345
- Village of Noble pop. 630
- Village of Nora pop. 114
- Village of Norridge pop. 15,009
- Village of Norris pop. 168
- Village of Norris City pop. 1,146
- Village of North Aurora pop. 18,350
- Village of North Barrington pop. 3,144
- Village of North City pop. 504
- Village of North Henderson pop. 163
- Village of North Pekin pop. 1,461
- Village of North Riverside pop. 7,249
- Village of North Utica pop. 1,321
- Village of Northbrook pop. 34,587
Townships 1,425
- Township of Carmi pop. 6,241
- Township of Carrier Mills pop. 2,291
- Township of Carrigan pop. 364
- Township of Carroll pop. 502
- Township of Carrollton pop. 2,851
- Township of Carson pop. 109
- Township of Carthage pop. 2,942
- Township of Cartwright pop. 1,505
- Township of Casey pop. 3,430
- Township of Caseyville pop. 35,257
- Township of Casner pop. 1,157
- Township of Cass pop. 536
- Township of Catlin pop. 3,074
- Township of Cave pop. 1,665
- Township of Cazenovia pop. 1,626
- Township of Cedar pop. 3,001
- Township of Central pop. 7,459
- Township of Centralia pop. 14,191
- Township of Centreville pop. 19,887
- Township of Cerro Gordo pop. 1,920
- Township of Chalmers pop. 690
- Township of Chambersburg pop. 136
- Township of Champaign pop. 11,215
- Township of Champaign City pop. 89,114
- Township of Chandlerville pop. 449
- Township of Channahon pop. 10,678
- Township of Charleston pop. 19,393
- Township of Charlotte pop. 154
- Township of Chatham pop. 8,403
- Township of Chatsworth pop. 1,322
- Township of Chebanse pop. 2,861
- Township of Chemung pop. 9,081
- Township of Cheneys Grove pop. 906
- Township of Chenoa pop. 1,936
- Township of Cherry Grove-Shannon pop. 1,687
- Township of Cherry Valley pop. 19,167
- Township of Chester pop. 635
- Township of Chesterfield pop. 707
- Township of Chestnut pop. 218
- Township of Chili pop. 609
- Township of Chillicothe pop. 8,150
- Township of Chouteau pop. 7,555
- Township of Christy pop. 3,152
- Township of Cincinnati pop. 8,801
- Township of Cincinnati pop. 24
- Township of Claremont pop. 851
- Township of Clarion pop. 398
- Township of Clarksburg pop. 360
- Township of Clay City pop. 1,119
- Township of Clayton pop. 632