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 Santa Fe pop. 1,190
- Township of Saratoga pop. 6,472
- Township of Saratoga pop. 239
- Township of Sargent pop. 249
- Township of Saunemin pop. 602
- Township of Savanna pop. 3,589
- Township of Scales Mound pop. 659
- Township of Schaumburg pop. 131,970
- Township of Sciota pop. 450
- Township of Scotland pop. 397
- Township of Scott pop. 975
- Township of Scott pop. 3,298
- Township of Scottville pop. 277
- Township of Sefton pop. 594
- Township of Selby pop. 2,124
- Township of Seminary pop. 506
- Township of Senachwine pop. 610
- Township of Seneca pop. 2,884
- Township of Serena pop. 1,118
- Township of Seven Hickory pop. 308
- Township of Seward pop. 6,716
- Township of Seward pop. 835
- Township of Shabbona pop. 1,346
- Township of Shafter pop. 483
- Township of Sharon pop. 2,310
- Township of Shawnee pop. 171
- Township of Shaws Point pop. 473
- Township of Shelbyville pop. 4,455
- Township of Sheldon pop. 1,215
- Township of Sheridan pop. 449
- Township of Sherman pop. 480
- Township of Shields pop. 36,889
- Township of Shiloh pop. 132
- Township of Shiloh pop. 6,556
- Township of Shiloh Valley pop. 12,861
- Township of Shipman pop. 1,289
- Township of Shirland pop. 956
- Township of Shoal Creek pop. 1,672
- Township of Sidell pop. 890
- Township of Sidney pop. 1,668
- Township of Sigel pop. 720
- Township of Silver Creek pop. 616
- Township of Six Mile pop. 3,488
- Township of Smallwood pop. 439
- Township of Smithton pop. 4,135
- Township of Somer pop. 897
- Township of Somerset pop. 3,956
- Township of Somonauk pop. 1,986
- Township of Songer pop. 346
- Township of Sonora pop. 440