King county property taxes - first half due by May 1, 2023

If your King county property tax is not included in a mortgage, the first half is due by May 1, 2023.

Information on how and where to pay is on this webpage  The second half is due by October 1, 2023. You can also sign up for reminders for future payment dates.

Senior and disabled property owners can apply for tax exemptions. 

See the Assessor's page for more information.