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 Rio pop. 206
- Village of Ripley pop. 51
- Village of River Forest pop. 11,597
- Village of River Grove pop. 10,531
- Village of Riverdale pop. 10,397
- Village of Riverside pop. 9,061
- Village of Riverton pop. 3,497
- Village of Riverwoods pop. 3,765
- Village of Roanoke pop. 1,937
- Village of Robbins pop. 4,627
- Village of Roberts pop. 343
- Village of Rochester pop. 3,840
- Village of Rock City pop. 289
- Village of Rockbridge pop. 174
- Village of Rockdale pop. 1,990
- Village of Rockton pop. 7,781
- Village of Rockwood pop. 32
- Village of Romeoville pop. 40,469
- Village of Roscoe pop. 10,871
- Village of Rose Hill pop. 84
- Village of Roselle pop. 22,660
- Village of Rosemont pop. 3,855
- Village of Roseville pop. 873
- Village of Rossville pop. 1,203
- Village of Round Lake pop. 18,625
- Village of Round Lake Beach pop. 27,081
- Village of Round Lake Heights pop. 2,604
- Village of Round Lake Park pop. 7,688
- Village of Roxana pop. 1,452
- Village of Royal pop. 286
- Village of Royal Lakes pop. 167
- Village of Royalton pop. 1,049
- Village of Ruma pop. 307
- Village of Russellville pop. 93
- Village of Rutland pop. 255
- Village of Sadorus pop. 392
- Village of Sailor Springs pop. 90
- Village of Sammons Point pop. 207
- Village of San Jose pop. 467
- Village of Sandoval pop. 1,152
- Village of Sauget pop. 136
- Village of Sauk Village pop. 9,698
- Village of Saunemin pop. 398
- Village of Savoy pop. 8,823
- Village of Sawyerville pop. 265
- Village of Saybrook pop. 645
- Village of Scales Mound pop. 435
- Village of Schaumburg pop. 77,082
- Village of Schiller Park pop. 11,424
- Village of Schram City pop. 559
Townships 1,425
- Township of Brooklyn pop. 149
- Township of Brookside pop. 4,523
- Township of Brookville pop. 238
- Township of Broughton pop. 296
- Township of Brouilletts Creek pop. 191
- Township of Brown pop. 2,064
- Township of Browning pop. 363
- Township of Browning pop. 2,379
- Township of Bruce pop. 11,817
- Township of Brushy pop. 963
- Township of Brushy Mound pop. 656
- Township of Buck pop. 236
- Township of Buckeye pop. 1,180
- Township of Buckhart pop. 1,831
- Township of Buckheart pop. 1,284
- Township of Buckhorn pop. 81
- Township of Buena Vista pop. 1,796
- Township of Buffalo pop. 2,651
- Township of Buffalo Hart pop. 172
- Township of Buffalo Prairie pop. 702
- Township of Bunker Hill pop. 3,126
- Township of Bureau pop. 246
- Township of Burgess pop. 2,289
- Township of Burlington pop. 1,792
- Township of Burns pop. 237
- Township of Burnt Prairie pop. 322
- Township of Burritt pop. 1,086
- Township of Burton pop. 901
- Township of Burton pop. 4,892
- Township of Bushnell pop. 2,845
- Township of Butler pop. 868
- Township of Butler Grove pop. 737
- Township of Button pop. 238
- Township of Byron pop. 6,415
- Township of Cahokia pop. 3,152
- Township of Caledonia pop. 7,259
- Township of Calumet pop. 18,138
- Township of Camargo pop. 3,513
- Township of Cambridge pop. 2,408
- Township of Camden pop. 182
- Township of Camp Point pop. 1,628
- Township of Campton pop. 17,010
- Township of Canoe Creek pop. 588
- Township of Canteen pop. 7,888
- Township of Canton pop. 14,360
- Township of Capital pop. 111,563
- Township of Carbondale pop. 24,534
- Township of Carlinville pop. 6,359
- Township of Carlyle pop. 3,800
- Township of Carman pop. 238