The Treasurer's office is currently open for walk-in requests, with limited lobby capacity. THE PASSPORT CENTER REMAINS CLOSED. Appointments are encouraged to reduce wait time. We can also help you from your home or office!
Many Treasurer's Office services are available online, by phone, or by mail. Call (360) 778-5160 or email treasurer@co.whatcom.wa.us.
Covid-19 is still a concern and the health and safety of our community and employees is our top priority.

  1. Treasurer: 2021 Real Property Tax Foreclosure Auction

    The 2021 Real Property Tax Foreclosure Auction will be held Online Read on...

  2. Whatcom County Seeks Input on Public Participation Process

    Whatcom County is inviting residents to share information about their experience participating in local decision-making. A short online survey has been posted to gather the feedback. Learn more...

  3. 7/1/21 Update: Treasurer's Office Continues to Suspend Passport Processing Indefinitely

    Please note, our office continues to suspend passport processing, indefinitely. Information will be updated on our website, as it is available. We appreciate your patience while we navigate through this time. Read on...
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Mission
The Treasurer's Office will efficiently and effectively collect, report, invest and manage all monies and debt for Whatcom County, and all other junior and special purpose districts. Provide exemplary service to all of our customers by being responsive, courteous, and knowledgeable. 

Responsibilities
  • Responsible for monies of county, cities, port, school districts, fire districts, cemeteries, public utility districts, and water districts
  • Bill and collect, real and personal property taxes, due April 30 and October 31
  • Bill and collect, special assessments and fees, for flood control, road improvement, water, and drainage districts
  • Deposit and invest all funds for county and districts. Provide banking services
  • Collect excise tax on sale, or transfer, of real property and mobile homes
  • Foreclose on property for delinquent taxes
  • Maintain inventory of county-owned property and conduct property sales
  • Collect gambling taxes, 911 taxes, and local gas tax (Point Roberts)
  1. What are the Treasurer's Office hours?
  2. Where is the Treasurer's Office located?
  3. Is there a drop box?
  4. What are the primary duties of the County Treasurer?
  5. How is the County Treasurer's office structured?
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