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Illinois Business & Economic Data
Comprehensive business environment data, tax information, incentives, and economic indicators for Illinois.
All Counties in Illinois (102 counties)
Adams County
Pop: 64,441
Alexander County
Pop: 4,695
Bond County
Pop: 16,450
Boone County
Pop: 53,202
Brown County
Pop: 6,294
Bureau County
Pop: 32,729
Calhoun County
Pop: 4,317
Carroll County
Pop: 15,526
Cass County
Pop: 12,596
Champaign County
Pop: 205,644
Christian County
Pop: 33,228
Clark County
Pop: 15,088
Clay County
Pop: 12,999
Clinton County
Pop: 36,785
Coles County
Pop: 46,060
Cook County
Pop: 5,087,072
Crawford County
Pop: 18,300
Cumberland County
Pop: 10,261
De Witt County
Pop: 15,365
DeKalb County
Pop: 100,288
Douglas County
Pop: 19,629
DuPage County
Pop: 921,213
Edgar County
Pop: 16,334
Edwards County
Pop: 5,968
Effingham County
Pop: 34,331
Fayette County
Pop: 21,164
Ford County
Pop: 13,250
Franklin County
Pop: 37,138
Fulton County
Pop: 32,541
Gallatin County
Pop: 4,670
Greene County
Pop: 11,543
Grundy County
Pop: 53,578
Hamilton County
Pop: 7,911
Hancock County
Pop: 17,186
Hardin County
Pop: 3,569
Henderson County
Pop: 6,088
Henry County
Pop: 48,448
Iroquois County
Pop: 26,136
Jackson County
Pop: 52,141
Jasper County
Pop: 9,144
Jefferson County
Pop: 36,320
Jersey County
Pop: 21,091
Jo Daviess County
Pop: 21,756
Johnson County
Pop: 13,326
Kane County
Pop: 514,982
Kankakee County
Pop: 105,940
Kendall County
Pop: 139,976
Knox County
Pop: 48,411
Lake County
Pop: 708,760
LaSalle County
Pop: 108,309
Lawrence County
Pop: 14,813
Lee County
Pop: 33,654
Livingston County
Pop: 35,320
Logan County
Pop: 27,590
Macon County
Pop: 100,591
Macoupin County
Pop: 44,018
Madison County
Pop: 262,752
Marion County
Pop: 36,673
Marshall County
Pop: 11,683
Mason County
Pop: 12,523
Massac County
Pop: 13,661
McDonough County
Pop: 26,839
McHenry County
Pop: 312,800
McLean County
Pop: 170,441
Menard County
Pop: 11,954
Mercer County
Pop: 15,487
Monroe County
Pop: 34,957
Montgomery County
Pop: 27,663
Morgan County
Pop: 32,140
Moultrie County
Pop: 14,342
Ogle County
Pop: 51,265
Peoria County
Pop: 177,513
Perry County
Pop: 20,503
Piatt County
Pop: 16,714
Pike County
Pop: 14,342
Pope County
Pop: 3,707
Pulaski County
Pop: 4,911
Putnam County
Pop: 5,561
Randolph County
Pop: 29,815
Richland County
Pop: 15,488
Rock Island County
Pop: 141,236
Saline County
Pop: 22,873
Sangamon County
Pop: 193,491
Schuyler County
Pop: 6,733
Scott County
Pop: 4,710
Shelby County
Pop: 20,568
St. Clair County
Pop: 251,018
Stark County
Pop: 5,218
Stephenson County
Pop: 43,105
Tazewell County
Pop: 129,541
Union County
Pop: 16,667
Vermilion County
Pop: 71,652
Wabash County
Pop: 10,942
Warren County
Pop: 16,185
Washington County
Pop: 13,536
Wayne County
Pop: 15,761
White County
Pop: 13,401
Whiteside County
Pop: 54,498
Will County
Pop: 700,728
Williamson County
Pop: 66,706
Winnebago County
Pop: 280,922
Woodford County
Pop: 38,285
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Data Sources: Information compiled from U.S. Census Bureau, Bureau of Economic Analysis, state economic development agencies, and Tax Foundation data. Tax rates and incentives subject to change. Always verify current rates and eligibility with official state sources or consult with a tax professional.