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Professional, Scientific, and Technical Services businesses in DeKalb County, IL

Census County Business Patterns 2022. NAICS sector 54.

Establishments
146
0.4% of IL sector
Employees
1,100
0.2% of IL sector
Annual Payroll
$62.8M
total 2022

County context

Population
100,512
Median Household Income
$69,022
Median Home Value
$231,900

Source: ACS 5-Year Estimates 2023.

Compare to Illinois state averages

MetricDeKalb CountyIL totalCounty share
Establishments14638,0120.4%
Employees1,100450,8290.2%
Annual Payroll$62.8M$52.72B

Related resources

Other sectors in DeKalb County

Professional, Scientific, and Technical Services in other Illinois counties

Data sources: U.S. Census Bureau County Business Patterns 2022 (NAICS 2017); American Community Survey 5-Year Estimates 2023. Public domain (USA.gov).

Generated 2026-05-27. NAICS suppression rules may zero out small counts.