Several types of tax exemptions and deferrals are available for homeowners, farmers and business owners in King County. In addition,
you can get help if you have a question about your assessment or would like to file an appeal.
The Department of Assessments and the independent Board of Equalization are bringing online a new set of tools that will make it dramatically easier for taxpayers to see
how their property compares to others we've used to set assessed values.
King County eAppeals (www.kingcounty.gov/eappeals)
PROPERTY TAX ASSESSMENTS
Each year, our staff of accredited real estate appraisers value more than 660,000 residential and commercial properties throughout
King County, as well as personal property used in business. Those valuations are then used to calculate the owner's property taxes for the
King County has been recognized with a 2014 Achievement Award from the National Association of Counties (NACo) for our eAppeals – Online Property Assessment Appeals Program.