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Washington · Updated Oct 2026

Washington property tax appeals by county

The county assessor values all property in the county. A county Board of Equalization (BOE), usually citizens appointed by the county commissioners or council, hears appeals. In King County it is called the Board of Appeals and Equalization. Find your county for contact details, local tax figures and a step-by-step guide.

CountyOffice phoneTax rateMedian tax
Adams509-659-32030.72%$2,147
Asotin509-243-20160.72%$2,340
Benton509-735-2394 ext. 25170.76%$3,163
Chelan509-667-63660.65%$3,503
Clallam360-417-24000.68%$3,050
Clark564-397-23910.77%$4,290
Columbia509-382-21310.74%$2,303
Cowlitz360-577-30100.81%$3,245
Douglas509-745-85210.76%$3,319
Ferry509-775-5225 ext. 25020.57%$1,801
Franklin509-545-35060.74%$2,750
Garfield509-843-36310.96%$1,574
Grant509-754-2011 ext. 26100.74%$2,339
Grays Harbor360-964-15360.71%$2,512
Island360-678-78650.66%$3,999
Jefferson360-385-91050.65%$3,818
King206-263-24630.76%$7,114
Kitsap360-337-70850.72%$4,279
Kittitas509-962-70220.66%$3,552
Klickitat509-773-37150.62%$2,639
Lewis360-740-13920.68%$2,581
Lincoln509-725-70110.60%$1,744
Mason360-427-9670 ext. 4980.72%$3,006
Okanogan509-422-71360.64%$2,281
Pacific360-875-93010.71%$2,395
Pend Oreille509-447-43120.56%$2,142
Pierce253-798-61110.85%$4,770
San Juan360-378-21720.53%$4,253
Skagit360-416-17920.75%$4,308
Skamania509-427-37200.56%$3,532
Snohomish425-388-36780.72%$5,364
Spokane509-477-36980.78%$3,434
Stevens509-685-28250.61%$2,065
Thurston360-867-22000.82%$4,209
Wahkiakum360-795-37910.59%$2,392
Walla Walla509-524-25600.85%$3,492
Whatcom360-778-5050 ext. 50550.68%$4,087
Whitman509-397-62200.77%$2,691
Yakima509-574-11020.79%$2,463