Firm Size

  1. Firms by Number of Employees
  2. Employment by Firm Size

Data Table


Between 2019 and 2020, the total number of covered employees increased by 886 people.

In 2020, 79% of firms in Thurston County employed less than 10 people.Those businesses, however, employed only 14% (16,284) of all covered employees in Thurston County (118,473).

On the other end of the scale, less than one percent of firms in Thurston County employ 250 people or more, and they employ 36% (42,988) of all covered employees in Thurston County.

Covered Employment

“Covered employment” measures all employed persons covered under the Unemployment Insurance Act. The measure accounts for approximately 75% of the total employment in Thurston County, and includes both part-time and temporary positions. Job categories not measured in the count include self-employed workers, proprietors, CEOs, military, and other non-insured workers. If a worker holds more than one job, each position is reported separately.


Washington State Employment Security Department