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As a King County taxpayer, you have online access to the same information about your property taxes as is available to our customer service staff. However, if you are unable to find what you need in our Frequently Asked Questions (FAQ), please call 206-263-2890 or email propertytax.customerservice@kingcounty.gov.

2018 Property Taxes

King County Treasury expects to mail tax statements no later than February 14, 2018 to property owners who pay their taxes directly to King County rather than through their mortgage lender.

I know my parcel/account number

I do NOT know my parcel/account number

All unpaid 2017 property tax payments are past due.  Pay now to avoid further charges by paying your taxes online using our safe, secure eCommerce system.

Be aware that the accuracy of the information you are accessing may be affected by pending payments or other changes. Therefore, King County Treasury Operations cannot warrant the accuracy, reliability, or timeliness of this information, and shall not be held liable for losses caused by using this information. Any person or entity that relies on any information obtained from this system does so at their own risk.

Property Tax 206-263-2890
Tax Foreclosure 206-263-2649
Personal Property Tax 206-263-2844

TTY Relay 711

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