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 Princeville pop. 1,524
- Township of Prophetstown pop. 2,479
- Township of Proviso pop. 148,114
- Township of Putman pop. 1,932
- Township of Quarry pop. 1,092
- Township of Quincy pop. 39,131
- Township of Quiver pop. 709
- Township of Raccoon pop. 1,542
- Township of Radnor pop. 5,186
- Township of Raleigh pop. 1,082
- Township of Ramsey pop. 1,717
- Township of Randolph pop. 4,219
- Township of Rantoul pop. 10,382
- Township of Raritan pop. 246
- Township of Rawlins pop. 511
- Township of Raymond pop. 1,126
- Township of Raymond pop. 345
- Township of Reading pop. 2,044
- Township of Rector pop. 66
- Township of Reed pop. 6,874
- Township of Reynolds pop. 270
- Township of Rice pop. 349
- Township of Rich pop. 74,482
- Township of Richfield pop. 402
- Township of Richland pop. 347
- Township of Richland pop. 400
- Township of Richland pop. 802
- Township of Richland Grove pop. 2,304
- Township of Richmond pop. 6,774
- Township of Richview pop. 314
- Township of Richwood pop. 514
- Township of Richwoods pop. 5,830
- Township of Ricks pop. 1,219
- Township of Ridge pop. 410
- Township of Ridgeland pop. 319
- Township of Ridgway pop. 855
- Township of Ridott pop. 1,328
- Township of Riley pop. 3,001
- Township of Rio pop. 507
- Township of Ripley pop. 69
- Township of River Forest pop. 11,597
- Township of Riverside pop. 16,272
- Township of Riverside pop. 2,062
- Township of Rivoli pop. 1,046
- Township of Roanoke pop. 2,402
- Township of Roberts pop. 883
- Township of Robinson pop. 9,319
- Township of Rochester pop. 5,493
- Township of Rock Creek pop. 317
- Township of Rock Creek-Lima pop. 2,114