Illinois Number of Private Business Establishments in the NAICS 518210 Data processing, hosting and related services 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 1,736 number of private business establishments in the NAICS 518210 Data processing, hosting and related services Industry. Among all Illinois counties, Cook had the highest number of private business establishments (450), followed by DuPage (87), and Lake (37).

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 518210 Data processing, hosting and related services Industry By County in 2025 Q3

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County	Number of Business Establishments
Adams	1
Boone	2
Champaign	15
Christian	1
Cook	450
DeKalb	2
DuPage	87
Ford	1
Fulton	1
Hamilton	2
Henry	3
Kane	18
Kankakee	1
Kendall	1
Lake	37
Logan	1
McHenry	8
McLean	4
Macon	2
Madison	8
Marion	1
Mercer	1
Monroe	1
Ogle	1
Peoria	3
Rock Island	2
St. Clair	7
Sangamon	11
Stephenson	2
Tazewell	3
Vermilion	1
Will	21
Winnebago	5