Illinois Number of Private Business Establishments in the NAICS 61171 Educational support 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 1,221 number of private business establishments in the NAICS 61171 Educational support services Industry. Among all Illinois counties, Cook had the highest number of private business establishments (446), followed by DuPage (73), and Lake (44).

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 61171 Educational support services Industry By County in 2025 Q1

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County	Number of Business Establishments
Boone	3
Carroll	1
Champaign	13
Christian	1
Coles	3
Cook	446
DeKalb	2
DuPage	73
Effingham	1
Fulton	1
Grundy	1
Jackson	3
Jefferson	1
Kane	26
Kendall	8
Knox	1
Lake	44
Logan	1
McDonough	1
McHenry	10
McLean	7
Macon	2
Macoupin	1
Madison	9
Monroe	2
Ogle	1
Peoria	5
Piatt	1
Rock Island	6
St. Clair	6
Sangamon	12
Stephenson	2
Tazewell	2
Wayne	1
White	1
Whiteside	1
Will	32
Williamson	1
Winnebago	7