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Thurston County, Washington

The content on the Thurston County website is currently provided in English. We are providing the “Translation” for approximately 10 languages. The goal of the translation is to provide visitors with limited English proficiency to access information on the website in other languages. The translations do not translate all types of documents, and it may not give you an exact translation all the time. The translations are made through an automated process, which may not result in accurate or precise translations, particularly of technical and legal terminology.


It is the policy of the Thurston County Treasurer’s Office to invest public funds in a manner which will provide maximum security with the highest investment return while meeting daily cash flow demands and conforming to all state and local statutes governing the investment of public funds.  For additional information regarding the overall investment program, please use the links below.

​Policy & Certifications

​Portfolio Performance

​Finance Committee Reports

Finance Committee Meeting Minutes

​Pool Participants

  • Thurston County
  • School & Educational Service Districts:
    • Educational Service District #113
    • Griffin School District #324
    • North Thurston Public Schools #3
    • Olympia School District #111
    • Rainier School District #307
    • Rochester School District #401
    • Tenino School District #402
    • Tumwater School District #33
    • Yelm Community Schools #2
  • Fire Protection Districts & Consortiums:
    • Bald Hills Fire District #17
    • East Olympia Fire District #6
    • Griffin Fire District #13
    • Lacey Fire District #3
    • McLane Black Lake Fire District #9
    • S.E. Thurston Fire Authority
    • South Bay Fire District #8
    • South Thurston Fire District #12
    • West Thurston Fire & Life Safety
    • West Thurston Regional Fire Authority
  • Black Lake Special District
  • Chambers Lake Drainage District #3
  • Grand Mound Cemetery District #1
  • Hopkins Drainage District #2
  • Housing Authority of Thurston County
  • Intercity Transit
  • Lewis-Mason-Thurston Area Agency on Aging
  • LOTT Clean Water Alliance
  • Olympic Region Clean Air Agency
  • Port of Olympia
  • Public Utility District #1 of Thurston County
  • Scott Lake Drainage District #11
  • Tanglewilde Park and Recreation District #1
  • Thurston 9-1-1 Communications
  • Thurston Regional Planning Council
  • Thurston-Mason Behavioral Health Organization
  • Timberland Regional Library
  • Washington State Transit Insurance Pool
  • Yelm Cemetery District #2