Snohomish County Treasurer Updates

  1. The first half tax due date was April 30th, 2021

    • The customer service center remains closed to the public for the health and safety of our staff.
    • A tax payment drop box is open on campus 24/7 and is checked daily.
    • Mailed in payments must have a postmark of April 30th or sooner to avoid interest. 
    • Additional tax payment options, including online payment options are viewable here.
    If mailing your payments please allow 7-10 business days for the payment to clear.

    Due Dates

    • First half taxes are due by postmark April 30th, 2021.

    • The second half taxes are due by postmark October 31st, 2021.

    Property Tax Payments:

    • Check payments may be mailed as normal. Please do not put your payment in the County Campus Ballot Drop Boxes.
    • Credit card payments may be made over the phone by calling 833-440-3332 or by visiting our payment site.

    Excise Tax:
    We cannot guarantee documents submitted by our previous cutoff times will be processed same day through the month of May. Excise transactions can be sent through the mail. If you have any questions please call 425-388-3888.

    Other questions please see our contact list

    , or call 425-388-3366 or email

Pay Taxes Online


Treasurer Public Records