Illinois Number of Private Business Establishments in the NAICS 518210 Data processing, hosting and related services Industry By County in 2025 Q1 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q1, Illinois had 1,656 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 (432), followed by DuPage (84), and Lake (40).

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 Q1

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County	Number of Business Establishments
Adams	1
Boone	1
Champaign	13
Christian	1
Cook	432
DeKalb	2
DuPage	84
Ford	1
Fulton	1
Hamilton	2
Henry	3
Jackson	1
Kane	16
Kankakee	1
Kendall	1
Lake	40
Logan	1
McHenry	7
McLean	3
Macon	1
Madison	8
Marion	1
Mercer	1
Monroe	1
Ogle	1
Peoria	3
Rock Island	2
St. Clair	6
Sangamon	9
Stephenson	1
Tazewell	3
Vermilion	1
Will	18
Winnebago	6