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 North Chicago pop. 30,029
- City of Northlake pop. 12,664
- City of O Fallon pop. 32,292
- City of Oak Forest pop. 26,793
- City of Oakbrook Terrace pop. 2,725
- City of Oakland pop. 732
- City of Oglesby pop. 3,660
- City of Olney pop. 8,692
- City of Oneida pop. 684
- City of Oregon pop. 3,592
- City of Orient pop. 323
- City of Ottawa pop. 18,749
- City of Palos Heights pop. 11,819
- City of Palos Hills pop. 18,117
- City of Pana pop. 5,262
- City of Paris pop. 8,140
- City of Park City pop. 7,867
- City of Park Ridge pop. 38,810
- City of Paxton pop. 4,459
- City of Pekin pop. 31,448
- City of Peoria pop. 111,666
- City of Peru pop. 9,842
- City of Petersburg pop. 2,231
- City of Pinckneyville pop. 5,198
- City of Pittsfield pop. 4,193
- City of Plano pop. 12,191
- City of Polo pop. 2,262
- City of Pontiac pop. 11,359
- City of Princeton pop. 7,716
- City of Prophetstown pop. 1,929
- City of Prospect Heights pop. 15,691
- City of Quincy pop. 39,131
- City of Red Bud pop. 3,684
- City of Robinson pop. 7,187
- City of Rochelle pop. 9,367
- City of Rock Falls pop. 8,724
- City of Rock Island pop. 36,636
- City of Rockford pop. 147,711
- City of Rolling Meadows pop. 23,781
- City of Roodhouse pop. 1,545
- City of Rosiclare pop. 966
- City of Rushville pop. 3,026
- City of Salem pop. 7,187
- City of Sandwich pop. 7,178
- City of Savanna pop. 2,909
- City of Sesser pop. 1,865
- City of Shawneetown pop. 1,054
- City of Shelbyville pop. 4,609
- City of Silvis pop. 7,952
- City of South Beloit pop. 7,932
Townships 1,425
- Township of Fountain Bluff pop. 191
- Township of Fountain Creek pop. 300
- Township of Fountain Green pop. 240
- Township of Four Mile pop. 556
- Township of Fox pop. 443
- Township of Fox pop. 1,652
- Township of Frankfort pop. 59,823
- Township of Frankfort pop. 6,355
- Township of Franklin pop. 2,217
- Township of Franklin Grove pop. 1,221
- Township of Frederick pop. 160
- Township of Freeburg pop. 5,011
- Township of Freedom pop. 835
- Township of Freedom pop. 602
- Township of Freeport pop. 23,650
- Township of Fremont pop. 33,372
- Township of Friends Creek pop. 1,342
- Township of Fulton pop. 4,328
- Township of Funks Grove pop. 238
- Township of Galatia pop. 1,072
- Township of Galesburg pop. 384
- Township of Galesburg City pop. 29,712
- Township of Galva pop. 2,699
- Township of Ganeer pop. 2,995
- Township of Garden Hill pop. 162
- Township of Garden Plain pop. 983
- Township of Gardner pop. 4,594
- Township of Garfield pop. 1,446
- Township of Garrett pop. 1,328
- Township of Genesee pop. 700
- Township of Geneseo pop. 7,519
- Township of Geneva pop. 26,240
- Township of Genoa pop. 5,530
- Township of Georgetown pop. 7,308
- Township of German pop. 323
- Township of Germantown pop. 2,074
- Township of Germanville pop. 64
- Township of Gillespie pop. 3,637
- Township of Gilmer pop. 1,141
- Township of Girard pop. 2,129
- Township of Gladstone pop. 809
- Township of Gold pop. 166
- Township of Gold Hill pop. 1,446
- Township of Goode pop. 2,610
- Township of Goodfarm pop. 342
- Township of Goose Creek pop. 792
- Township of Goose Lake pop. 1,760
- Township of Goshen pop. 576
- Township of Grafton pop. 56,867
- Township of Grand Detour pop. 655