Washington — All 39 Counties

Washington has 39 counties with 639 communities and a combined population of 6,461,293.

CountyTownsPopulation
King County632,250,074
Pierce County71863,171
Snohomish County66732,883
Clark County27449,624
Spokane County21422,039
Yakima County28191,310
Kitsap County28187,935
Benton County6178,933
Thurston County12174,357
Whatcom County19166,005
Franklin County687,012
Skagit County1985,138
Grant County2569,704
Cowlitz County967,102
Grays Harbor County3257,307
Chelan County953,399
Walla Walla County1053,205
Island County750,572
Whitman County1741,293
Clallam County1240,073
Lewis County1336,216
Kittitas County1025,545
Asotin County521,111
Douglas County620,717
Mason County719,725
Jefferson County619,210
Stevens County1117,066
Okanogan County1816,599
Pacific County1111,986
Adams County511,802
Klickitat County1311,026
Lincoln County85,819
Skamania County35,380
Wahkiakum County103,913
San Juan County23,385
Pend Oreille County53,242
Ferry County153,084
Columbia County22,800
Garfield County21,531