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 Dahlgren pop. 1,133
- Township of Dakota pop. 797
- Township of Dale pop. 1,218
- Township of Dallas City pop. 862
- Township of Danforth pop. 890
- Township of Danvers pop. 1,845
- Township of Danville pop. 27,048
- Township of Darwin pop. 332
- Township of Dawson pop. 549
- Township of Dayton pop. 2,425
- Township of De Soto pop. 2,270
- Township of Decatur pop. 47,075
- Township of Decker pop. 414
- Township of Deer Creek pop. 1,403
- Township of Deer Park pop. 475
- Township of Deerfield pop. 243
- Township of Degognia pop. 145
- Township of Dekalb pop. 42,912
- Township of Delavan pop. 1,927
- Township of Dement pop. 946
- Township of Denison pop. 1,331
- Township of Denning pop. 4,709
- Township of Denver pop. 405
- Township of Derinda pop. 283
- Township of Derry pop. 212
- Township of Detroit pop. 243
- Township of Dewitt pop. 419
- Township of Dillon pop. 941
- Township of Dimmick pop. 744
- Township of Divernon pop. 1,420
- Township of Dix pop. 614
- Township of Dixon pop. 17,467
- Township of Dodds pop. 2,693
- Township of Dolson pop. 360
- Township of Dora pop. 702
- Township of Dorchester pop. 1,486
- Township of Dorr pop. 21,601
- Township of Douglas pop. 2,034
- Township of Douglas pop. 129
- Township of Douglas pop. 12,572
- Township of Dover pop. 493
- Township of Downers Grove pop. 148,387
- Township of Downs pop. 1,281
- Township of Drummer pop. 4,027
- Township of Drury pop. 746
- Township of Dry Grove pop. 1,517
- Township of Dry Point pop. 950
- Township of Du Bois pop. 644
- Township of Duncan pop. 259
- Township of Dundee pop. 64,329