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Washington County Profiles

Below are profiles for all 39 counties in Washington State, including information on population size and links to the county website, county codes, budget, comprehensive plan, and county officials.

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The population figures shown below reflect the official April 1, 2019 total countywide (incorporated plus unincorporated) population estimates released by the Washington Office of Financial Management (OFM). The 2020 population estimates will be released around June 30, 2020. To see recent population trends or a county's unincorporated population, refer to our Tax and Population Data topic page.



County Website Population (2019) County Code Budget Comp Plan Officials (WACO) Officials (WSAC)
Adams County 20,150 WACO WSAC
Asotin County 22,520 Budget WACO WSAC
Benton County 201,800 Code Budget Comp Plan WACO WSAC
Chelan County 78,420 Code Budget Comp Plan WACO WSAC
Clallam County 76,010 Code Budget Comp Plan WACO WSAC
Clark County 488,500 Code Budget Comp Plan WACO WSAC
Columbia County 4,160 Code Budget Comp Plan WACO WSAC
Cowlitz County 108,950 Code Budget WACO WSAC
Douglas County 42,820 Code WACO WSAC
Ferry County 7,830 Budget Comp Plan WACO WSAC
Franklin County 94,680 Code Budget Comp Plan WACO WSAC
Garfield County 2,220 Budget WACO WSAC
Grant County 98,740 Code Comp Plan WACO WSAC
Grays Harbor County 74,160 Code Budget Comp Plan WACO WSAC
Island County 84,820 Code Budget Comp Plan WACO WSAC
Jefferson County 31,900 Code Budget Comp Plan WACO WSAC
King County 2,226,300 Code Budget Comp Plan WACO WSAC
Kitsap County 270,100 Code Budget Comp Plan WACO WSAC
Kittitas County 46,570 Code Budget Comp Plan WACO WSAC
Klickitat County 22,430 Code Budget WACO WSAC
Lewis County 79,480 Code Budget Comp Plan WACO WSAC
Lincoln County 10,960 Code Budget WACO WSAC
Mason County 64,980 Code Budget Comp Plan WACO WSAC
Okanogan County 42,730 Code Budget Comp Plan WACO WSAC
Pacific County 21,640 Budget Comp Plan WACO WSAC
Pend Oreille County 13,740 Budget Comp Plan WACO WSAC
Pierce County 888,300 Code Budget Comp Plan WACO WSAC
San Juan County 17,150 Code Budget Comp Plan WACO WSAC
Skagit County 129,200 Code Budget Comp Plan WACO WSAC
Skamania County 12,060 Code Budget Comp Plan WACO WSAC
Snohomish County 818,700 Code Budget Comp Plan WACO WSAC
Spokane County 515,250 Code Budget Comp Plan WACO WSAC
Stevens County 45,570 Budget WACO WSAC
Thurston County 285,800 Code Budget Comp Plan WACO WSAC
Wahkiakum County 4,190 Code WACO WSAC
Walla Walla County 62,200 Code Budget Comp Plan WACO WSAC
Whatcom County 225,300 Code Budget Comp Plan WACO WSAC
Whitman County 50,130 Code Budget Comp Plan WACO WSAC
Yakima County 255,950 Code Budget Comp Plan WACO WSAC
 more