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Property Taxes
Pay your real property or personal property tax bills
King County is switching to a new payment system. Online payments will be unavailable from August 26th 11:00 PM to approximately 8:00 AM on August 27th.
Beginning January 1st, 2026: All debit and credit card payments are subject to a 2.35% service fee, with a minimum fee of $2.00. The service fee is charged by our payment processor. King County does not receive any part of the service fee.