Map and List of All Counties in Illinois

Map of All Counties in Illinois

List of All Counties in Illinois

Map KeyNamePopulation
Adams County65,737
Alexander County5,240
Bond County16,725
Boone County53,448
Brown County6,244
Bureau County33,244
Calhoun County4,437
Carroll County15,702
Cass County13,042
Champaign County205,865
Christian County34,032
Clark County15,455
Clay County13,288
Clinton County36,899
Coles County46,863
Cook County5,275,541
Crawford County18,679
Cumberland County10,450
De Witt County15,516
DeKalb County420
Douglas County19,740
DuPage County932,877
Edgar County16,866
Edwards County6,245
Effingham County34,668
Fayette County21,488
Ford County13,534
Franklin County37,804
Fulton County33,609
Gallatin County4,946
Greene County11,985
Grundy County52,533
Hamilton County7,993
Hancock County17,620
Hardin County3,649
Henderson County6,387
Henry County49,284
Iroquois County27,077
Jackson County52,974
Jasper County9,287
Jefferson County37,113
Jersey County21,512
Jo Daviess County22,035
Johnson County13,308
Kane County516,522
Kankakee County107,502
Kendall County131,869
Knox County49,967
Lake County714,342
LaSalle County109,658
Lawrence County15,280
Lee County34,145
Livingston County35,815
Logan County27,987
Macon County103,998
Macoupin County44,967
Madison County265,859
Marion County37,729
Marshall County11,742
Mason County13,086
Massac County14,169
Mcdonough County27,238
Mchenry County310,229
Mclean County170,954
Menard County12,297
Mercer County15,699
Monroe County34,962
Montgomery County28,288
Morgan County32,915
Moultrie County14,526
Ogle County51,788
Peoria County181,830
Perry County20,945
Piatt County16,673
Pike County14,739
Pope County3,763
Pulaski County5,193
Putnam County5,637
Randolph County30,163
Richland County15,813
Rock Island County144,672
Saint Clair County257
Saline County23,768
Sangamon County196,343
Schuyler County6,902
Scott County4,949
Shelby County20,990
Stark County5
Stephenson County44,630
Tazewell County131,343
Union County17,244
Vermilion County74,188
Wabash County11,361
Warren County16,835
Washington County13,761
Wayne County16,179
White County13,877
Whiteside County55,691
Will County696,355
Williamson County67,153
Winnebago County285,350
Woodford County38,467