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 Cambria pop. 1,759
- Village of Cambridge pop. 2,069
- Village of Camden pop. 64
- Village of Camp Point pop. 1,129
- Village of Campbell Hill pop. 308
- Village of Campton Hills pop. 10,836
- Village of Campus pop. 142
- Village of Cantrall pop. 139
- Village of Capron pop. 1,393
- Village of Carbon Cliff pop. 1,818
- Village of Carbon Hill pop. 370
- Village of Carlock pop. 539
- Village of Carol Stream pop. 39,333
- Village of Carpentersville pop. 37,598
- Village of Carrier Mills pop. 1,656
- Village of Cary pop. 17,848
- Village of Caseyville pop. 4,389
- Village of Catlin pop. 1,961
- Village of Cave In Rock pop. 230
- Village of Cedar Point pop. 264
- Village of Cedarville pop. 652
- Village of Central City pop. 1,100
- Village of Cerro Gordo pop. 1,328
- Village of Chadwick pop. 517
- Village of Chandlerville pop. 516
- Village of Channahon pop. 13,706
- Village of Chapin pop. 461
- Village of Chatham pop. 14,404
- Village of Chebanse pop. 1,023
- Village of Cherry pop. 427
- Village of Cherry Valley pop. 2,897
- Village of Chesterfield pop. 167
- Village of Chicago Ridge pop. 14,130
- Village of Cisco pop. 259
- Village of Cisne pop. 611
- Village of Cissna Park pop. 806
- Village of Claremont pop. 164
- Village of Clarendon Hills pop. 8,625
- Village of Clay City pop. 838
- Village of Clayton pop. 627
- Village of Cleveland pop. 158
- Village of Clifton pop. 1,334
- Village of Coal City pop. 5,749
- Village of Coal Valley pop. 3,839
- Village of Coalton pop. 312
- Village of Coatsburg pop. 145
- Village of Cobden pop. 1,023
- Village of Coleta pop. 163
- Village of Colfax pop. 979
- Village of Colp pop. 171
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