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Appealing a valuation
Get info on appealing your assessed home value. File your petition online or by mail.
You can appeal assessed property values after you receive your valuation notice. The King County Board of Appeals and Equalization handles all appeals. They're an independent agency and not affiliated with the assessor.
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How to appeal your valuation
Learn more about appeal deadlines, what to include in your appeal, and what to expect at your hearing.
File your appeal online
It's quick and easy using eAppeals.
File your appeal by mail
Get info on mailing your petition and download the necessary forms.