Illinois Number of Private Business Establishments in the NAICS 2371 Utility system 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 791 number of private business establishments in the NAICS 2371 Utility system construction Industry. Among all Illinois counties, Cook had the highest number of private business establishments (124), followed by Will (60), and DuPage (47).

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.

Data Source: US Bureau of Labor Statistics (QCEW).

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Illinois Number of Private Business Establishments in the NAICS 2371 Utility system construction Industry By County in 2025 Q3

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County	Number of Business Establishments
Adams	3
Boone	2
Bureau	1
Carroll	1
Champaign	6
Christian	1
Clark	3
Clay	1
Cook	124
Crawford	1
DeKalb	7
Douglas	2
DuPage	47
Effingham	9
Fayette	1
Ford	4
Franklin	2
Greene	1
Grundy	10
Hamilton	2
Hancock	1
Henderson	3
Henry	7
Iroquois	1
Jackson	1
Jasper	2
Jefferson	1
Jersey	2
Jo Daviess	6
Kane	37
Kankakee	5
Kendall	12
Knox	1
Lake	43
LaSalle	8
Lee	1
Livingston	3
Logan	2
McHenry	23
McLean	10
Macon	4
Macoupin	3
Madison	21
Marion	2
Mason	1
Massac	1
Menard	1
Monroe	1
Montgomery	1
Morgan	1
Ogle	4
Peoria	7
Piatt	1
Pike	1
Putnam	2
Randolph	2
Richland	2
Rock Island	11
St. Clair	10
Saline	4
Sangamon	12
Shelby	3
Stephenson	3
Tazewell	3
Union	1
Vermilion	2
Wabash	3
Warren	1
Washington	1
Wayne	1
Whiteside	1
Will	60
Williamson	2
Winnebago	10
Woodford	10