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 Santa Fe pop. 1,190
- Township of Saratoga pop. 6,472
- Township of Saratoga pop. 239
- Township of Sargent pop. 249
- Township of Saunemin pop. 602
- Township of Savanna pop. 3,589
- Township of Scales Mound pop. 659
- Township of Schaumburg pop. 131,970
- Township of Sciota pop. 450
- Township of Scotland pop. 397
- Township of Scott pop. 975
- Township of Scott pop. 3,298
- Township of Scottville pop. 277
- Township of Sefton pop. 594
- Township of Selby pop. 2,124
- Township of Seminary pop. 506
- Township of Senachwine pop. 610
- Township of Seneca pop. 2,884
- Township of Serena pop. 1,118
- Township of Seven Hickory pop. 308
- Township of Seward pop. 6,716
- Township of Seward pop. 835
- Township of Shabbona pop. 1,346
- Township of Shafter pop. 483
- Township of Sharon pop. 2,310
- Township of Shawnee pop. 171
- Township of Shaws Point pop. 473
- Township of Shelbyville pop. 4,455
- Township of Sheldon pop. 1,215
- Township of Sheridan pop. 449
- Township of Sherman pop. 480
- Township of Shields pop. 36,889
- Township of Shiloh pop. 132
- Township of Shiloh pop. 6,556
- Township of Shiloh Valley pop. 12,861
- Township of Shipman pop. 1,289
- Township of Shirland pop. 956
- Township of Shoal Creek pop. 1,672
- Township of Sidell pop. 890
- Township of Sidney pop. 1,668
- Township of Sigel pop. 720
- Township of Silver Creek pop. 616
- Township of Six Mile pop. 3,488
- Township of Smallwood pop. 439
- Township of Smithton pop. 4,135
- Township of Somer pop. 897
- Township of Somerset pop. 3,956
- Township of Somonauk pop. 1,986
- Township of Songer pop. 346
- Township of Sonora pop. 440