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Our normal business hours are Monday through Friday, 8:30 a.m. to 4:30 p.m. Customer service representatives are available by phone at 206-263-2890. If an interruption in service occurs during non-business hours, the problem will be addressed at the beginning of the next business day. We apologize in advance for any inconvenience.

If you encounter a technical problem while using this site, please leave a comment here. Include the parcel/account number or property address in your comment. Enter a valid email address as we will use this information to respond to your inquiry. We will make every effort to respond to your email within two business days.

Property Tax Information and Customer Service
206-263-2890 PropertyTax.CustomerService@kingcounty.gov 

Mobile Homes/Commercial Personal Property
206-263-2844 Treasury.PersonalProperty@kingcounty.gov

Tax Foreclosures
206-263-2649 TaxForeclosures@kingcounty.gov

Maintenance Assessment Management Systems
Local Improvement Districts
206-263-1893 mams.lid@kingcounty.gov

TTY Relay 711