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 Osceola pop. 878
- Township of Osco pop. 423
- Township of Oskaloosa pop. 338
- Township of Oswego pop. 56,851
- Township of Otego pop. 1,489
- Township of Ottawa pop. 11,185
- Township of Otter Creek pop. 2,659
- Township of Otter Creek pop. 868
- Township of Otto pop. 2,108
- Township of Owego pop. 301
- Township of Owen pop. 3,599
- Township of Oxford pop. 1,149
- Township of Palatine pop. 111,886
- Township of Palestine pop. 1,133
- Township of Palmyra pop. 2,870
- Township of Palos pop. 55,667
- Township of Pana pop. 6,119
- Township of Panola pop. 375
- Township of Panther Creek pop. 295
- Township of Papineau pop. 436
- Township of Paradise pop. 972
- Township of Paris pop. 9,037
- Township of Parker pop. 161
- Township of Partridge pop. 578
- Township of Patoka pop. 932
- Township of Patterson pop. 395
- Township of Patton pop. 5,242
- Township of Paw Paw pop. 312
- Township of Pawnee pop. 3,000
- Township of Payson pop. 1,722
- Township of Pea Ridge pop. 189
- Township of Peach Orchard pop. 554
- Township of Pearl pop. 196
- Township of Pecatonica pop. 4,109
- Township of Pekin pop. 27,299
- Township of Pella pop. 157
- Township of Pembroke pop. 1,785
- Township of Pendleton pop. 1,141
- Township of Penn pop. 310
- Township of Penn pop. 87
- Township of Pennsylvania pop. 154
- Township of Peoria City pop. 96,531
- Township of Peotone pop. 4,382
- Township of Perry pop. 481
- Township of Perryton pop. 453
- Township of Persifer pop. 1,068
- Township of Peru pop. 10,085
- Township of Pesotum pop. 868
- Township of Petty pop. 621
- Township of Phenix pop. 1,681