King County Property Appraiser


The King County property appraiser is responsible for finding, locating, and fairly valuing all property within King County with the purpose of assessing the taxable value. It's generally done at market value, which is essentially what someone would pay for the current state of your property. To get questions answered about your appraisal, find a property appraiser, or appeal a decision made by a property appraiser in King County, you can contact them at the following address:

Office Information For the King County, Washington Property Appraiser

Name: King County Assessor

Address: 500 Fourth Ave., Room 708, Seattle, WA 98104

Phone: (206) 296-7300

Fax: (206) 296-5107

Time Zone: Pacific

Website: http://www.kingcounty.gov/depts/assessor.aspx

Population: 1,777,143

Area: 2,126 sq. miles

Frequently Asked Property Appraiser Questions:

What Does a Property Appraiser Do?
How is Property Appraised?
What Are Property Tax Exemptions?
How Do I Appeal A Property Appraisal Decision?

**Note: The information displayed on CountyPropertyAppraisers.com isn't guaranteed to be accurate, and you agree to use it at your own risk. We take great care in making sure that the information for the King County property appraiser is accurate, but if not, please contact us and we'll do our best to update it.