The QuickFile site for electronically filing your personal property listing is closed for the year. The deadline for filing personal property listings timely was April 30th. If you have not yet filed your personal property listing, please do so as soon as possible by emailing it to personalproperty@co.thurston.wa.us Or by mailing it to: Thurston County Assessor’s Office 2000 Lakeridge Drive SW Olympia, WA 98502-6045 If you have any other questions, please contact our office at (360) 867-2200