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 Lebanon pop. 4,569
- City of Leland Grove pop. 1,429
- City of Lewistown pop. 1,982
- City of Lexington pop. 2,068
- City of Lincoln pop. 13,058
- City of Litchfield pop. 6,726
- City of Lockport pop. 26,118
- City of Loves Park pop. 23,293
- City of Macomb pop. 15,052
- City of Macon pop. 1,144
- City of Madison pop. 3,129
- City of Marengo pop. 7,572
- City of Marion pop. 16,742
- City of Markham pop. 11,399
- City of Maroa pop. 1,549
- City of Marquette Heights pop. 2,523
- City of Marseilles pop. 4,804
- City of Marshall pop. 3,892
- City of Martinsville pop. 1,104
- City of Mascoutah pop. 8,676
- City of Mason City pop. 2,035
- City of Mattoon pop. 16,805
- City of Mchenry pop. 27,372
- City of Mcleansboro pop. 2,612
- City of Mendota pop. 6,982
- City of Metropolis pop. 5,903
- City of Minonk pop. 1,907
- City of Moline pop. 42,418
- City of Momence pop. 3,057
- City of Monmouth pop. 8,778
- City of Monticello pop. 5,931
- City of Morris pop. 14,359
- City of Morrison pop. 4,046
- City of Mound City pop. 524
- City of Mounds pop. 657
- City of Mount Carmel pop. 6,804
- City of Mount Carroll pop. 1,517
- City of Mount Olive pop. 1,989
- City of Mount Pulaski pop. 1,510
- City of Mount Sterling pop. 2,026
- City of Mount Vernon pop. 14,454
- City of Murphysboro pop. 7,023
- City of Naperville pop. 149,104
- City of Nashville pop. 3,057
- City of Nauvoo pop. 932
- City of Neoga pop. 1,375
- City of New Boston pop. 611
- City of Newman pop. 763
- City of Newton pop. 2,685
- City of Nokomis pop. 2,125
Townships 1,425
- Township of Auburn pop. 233
- Township of Audubon pop. 504
- Township of Augusta pop. 701
- Township of Aurora pop. 126,586
- Township of Austin pop. 228
- Township of Aux Sable pop. 15,537
- Township of Avena pop. 1,977
- Township of Avoca pop. 406
- Township of Avon pop. 63,363
- Township of Ayers pop. 419
- Township of Bainbridge pop. 584
- Township of Bald Bluff pop. 221
- Township of Bald Hill pop. 792
- Township of Ball pop. 7,519
- Township of Banner pop. 318
- Township of Banner pop. 446
- Township of Barnett pop. 364
- Township of Barnhill pop. 627
- Township of Barr pop. 309
- Township of Barren pop. 536
- Township of Barrington pop. 16,262
- Township of Barry pop. 1,597
- Township of Batavia pop. 35,357
- Township of Bath pop. 730
- Township of Bear Creek pop. 511
- Township of Bear Creek pop. 317
- Township of Bear Grove pop. 551
- Township of Beardstown pop. 6,611
- Township of Beaucoup pop. 566
- Township of Beaver pop. 470
- Township of Beaver Creek pop. 255
- Township of Beaverville pop. 507
- Township of Bedford pop. 980
- Township of Bell Plain pop. 314
- Township of Belle Prairie pop. 131
- Township of Bellflower pop. 534
- Township of Belmont pop. 2,424
- Township of Belvidere pop. 29,230
- Township of Bement pop. 1,631
- Township of Bennington pop. 1,570
- Township of Benton pop. 18,957
- Township of Benton pop. 8,714
- Township of Berlin pop. 664
- Township of Bernadotte pop. 247
- Township of Berreman pop. 147
- Township of Berry pop. 342
- Township of Berwick pop. 301
- Township of Berwyn pop. 55,772
- Township of Bethel pop. 293
- Township of Beverly pop. 347