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Professional, Scientific, and Technical Services businesses in King County, WA

Census County Business Patterns 2022. NAICS sector 54.

Establishments
11,012
47.0% of WA sector
Employees
143,665
59.6% of WA sector
Annual Payroll
$18.31B
total 2022

County context

Population
2,262,713
Median Household Income
$122,148
Median Home Value
$811,200

Source: ACS 5-Year Estimates 2023.

Compare to Washington state averages

MetricKing CountyWA totalCounty share
Establishments11,01223,45447.0%
Employees143,665241,24659.6%
Annual Payroll$18.31B$26.56B

Related resources

Other sectors in King County

Professional, Scientific, and Technical Services in other Washington 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.