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 Chester pop. 7,645
- City of Chicago pop. 2,696,555
- City of Chicago Heights pop. 26,905
- City of Chillicothe pop. 6,042
- City of Chrisman pop. 1,204
- City of Christopher pop. 2,657
- City of Clinton pop. 6,913
- City of Coffeen pop. 638
- City of Colchester pop. 1,070
- City of Collinsville pop. 24,320
- City of Colona pop. 5,021
- City of Columbia pop. 10,959
- City of Country Club Hills pop. 16,407
- City of Countryside pop. 6,275
- City of Creal Springs pop. 502
- City of Crest Hill pop. 20,293
- City of Crystal Lake pop. 40,411
- City of Cuba pop. 1,156
- City of Dallas City pop. 799
- City of Danville pop. 28,787
- City of Darien pop. 21,751
- City of De Kalb pop. 40,486
- City of Decatur pop. 69,646
- City of Delavan pop. 1,559
- City of Des Plaines pop. 59,459
- City of Dixon pop. 15,380
- City of Du Quoin pop. 5,811
- City of Earlville pop. 1,600
- City of East Dubuque pop. 1,489
- City of East Moline pop. 21,136
- City of East Peoria pop. 22,276
- City of East St Louis pop. 18,195
- City of Edwardsville pop. 25,218
- City of Effingham pop. 12,221
- City of El Paso pop. 2,739
- City of Eldorado pop. 3,690
- City of Elgin pop. 113,911
- City of Elmhurst pop. 45,326
- City of Elmwood pop. 2,031
- City of Eureka pop. 5,193
- City of Evanston pop. 77,517
- City of Fairbury pop. 3,595
- City of Fairfield pop. 4,778
- City of Fairview Heights pop. 16,474
- City of Farmer City pop. 1,815
- City of Farmington pop. 2,314
- City of Flora pop. 4,753
- City of Freeport pop. 23,650
- City of Fulton pop. 3,623
- City of Galena pop. 3,282
Townships 1,425
- Township of Stonington pop. 1,034
- Township of Stookey pop. 9,123
- Township of Stratton pop. 451
- Township of Stronghurst pop. 1,060
- Township of Sublette pop. 683
- Township of Suez pop. 598
- Township of Sugar Creek pop. 6,622
- Township of Sugar Grove pop. 20,903
- Township of Sugar Loaf pop. 6,859
- Township of Sullivan pop. 6,284
- Township of Sullivan pop. 642
- Township of Sullivan pop. 469
- Township of Summit pop. 3,744
- Township of Sumner pop. 808
- Township of Sumner pop. 485
- Township of Sumpter pop. 2,007
- Township of Sunbury pop. 219
- Township of Swan pop. 236
- Township of Sycamore pop. 14,679
- Township of Symmes pop. 964
- Township of Talkington pop. 161
- Township of Tamalco pop. 544
- Township of Tampico pop. 991
- Township of Tate pop. 283
- Township of Taylor pop. 922
- Township of Taylorville pop. 11,822
- Township of Tennessee pop. 298
- Township of Terre Haute pop. 216
- Township of Teutopolis pop. 2,752
- Township of Texas pop. 1,243
- Township of Thompson pop. 838
- Township of Thornton pop. 154,231
- Township of Timber pop. 2,247
- Township of Todds Point pop. 467
- Township of Tolono pop. 6,207
- Township of Tompkins pop. 870
- Township of Tonti pop. 1,012
- Township of Toulon pop. 2,145
- Township of Towanda pop. 1,977
- Township of Tower Hill pop. 961
- Township of Tremont pop. 2,668
- Township of Trivoli pop. 992
- Township of Troy pop. 49,550
- Township of Troy Grove pop. 1,273
- Township of Truro pop. 843
- Township of Tunbridge pop. 723
- Township of Tuscola pop. 5,451
- Township of Twigg pop. 486
- Township of Tyrone pop. 4,639
- Township of Union pop. 856