Illinois Number of Private Business Establishments in the NAICS 56121 Facilities support services Industry By County in 2025 Q2 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q2, Illinois had 196 number of private business establishments in the NAICS 56121 Facilities support services Industry. Among all Illinois counties, Cook had the highest number of private business establishments (52), followed by DuPage (13), and Will (10).

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 56121 Facilities support services Industry By County in 2025 Q2

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County	Number of Business Establishments
Adams	2
Champaign	1
Cook	52
DeKalb	2
DuPage	13
Kane	6
Kankakee	2
Kendall	1
Knox	1
Lake	7
LaSalle	1
Lee	1
McHenry	2
McLean	1
Madison	2
Marion	1
Peoria	2
Rock Island	2
St. Clair	2
Sangamon	4
Shelby	1
Will	10
Williamson	1
Winnebago	2
Woodford	1