Illinois Number of Private Business Establishments in the 1012 Construction Industry By County in 2025 Q3 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q3, Illinois had 32,506 number of private business establishments in the 1012 Construction Industry. Among all Illinois counties, Cook had the highest number of private business establishments (10,949), followed by DuPage (3,068), and Lake (1,966).

The chart and table shows the number of business establishments for each county.

You can see similar information for other states, and for the United States.

You can see similar information for other industries.

Related Topics: Illinois BLS Topic List.
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Illinois Number of Private Business Establishments in the 1012 Construction Industry By County in 2025 Q3
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County Number of Business Establishments
Adams 215
Alexander 4
Bond 41
Boone 141
Brown 13
Bureau 73
Calhoun 8
Carroll 49
Cass 34
Champaign 358
Christian 85
Clark 37
Clay 18
Clinton 137
Coles 114
Cook 10949
Crawford 31
Cumberland 22
DeKalb 248
Douglas 94
DuPage 3068
Edgar 37
Edwards 16
Effingham 149
Fayette 56
Ford 31
Franklin 66
Fulton 64
Gallatin 9
Greene 20
Grundy 155
Hamilton 14
Hancock 28
Henderson 12
Henry 129
Iroquois 73
Jackson 92
Jasper 36
Jefferson 75
Jersey 49
Jo Daviess 91
Johnson 23
Kane 1715
Kankakee 217
Kendall 362
Knox 72
Lake 1966
LaSalle 233
Lawrence 15
Lee 70
Livingston 90
Logan 47
McDonough 42
McHenry 1132
McLean 327
Macon 184
Macoupin 111
Madison 584
Marion 77
Marshall 26
Mason 21
Massac 12
Menard 38
Mercer 31
Monroe 95
Montgomery 74
Morgan 67
Moultrie 59
Ogle 127
Peoria 305
Perry 25
Piatt 51
Pike 53
Pope 5
Pulaski 3
Putnam 28
Randolph 74
Richland 36
Rock Island 258
St. Clair 482
Saline 55
Sangamon 439
Schuyler 20
Scott 9
Shelby 52
Stark 20
Stephenson 109
Tazewell 282
Union 27
Vermilion 96
Wabash 21
Warren 40
Washington 39
Wayne 18
White 19
Whiteside 102
Will 1862
Williamson 157
Winnebago 547
Woodford 139