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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.

Want to search multiple county codes or websites at once? Use our Custom Searches!

The population figures shown below reflect the revised April 1, 2021 total countywide (incorporated plus unincorporated) population estimates released by the Washington Office of Financial Management (OFM) on November 30, 2021 in response to delayed 2020 Census data. These numbers differ from the original population estimates released in June 2021.

The 2022 population estimates will be released around June 30, 2022. To see recent population trends or a county's unincorporated population, refer to our Tax and Population Data topic page.



County Website Population (2021) County Code Budget Comp Plan Officials (WACO) Officials (WSAC)
Adams County 20,900 Code WACO WSAC
Asotin County 22,500 Budget WACO WSAC
Benton County 209,400 Code Budget WACO WSAC
Chelan County 80,000 Code Budget Comp Plan WACO WSAC
Clallam County 77,750 Code Budget Comp Plan WACO WSAC
Clark County 513,100 Code Budget Comp Plan WACO WSAC
Columbia County 3,950 Code Comp Plan WACO WSAC
Cowlitz County 111,500 Code Budget Comp Plan WACO WSAC
Douglas County 43,550 Code Budget WACO WSAC
Ferry County 7,250 Budget Comp Plan WACO WSAC
Franklin County 98,350 Code Budget Comp Plan WACO WSAC
Garfield County 2,300 Comp Plan WACO WSAC
Grant County 100,800 Code Budget Comp Plan WACO WSAC
Grays Harbor County 76,050 Code Budget Comp Plan WACO WSAC
Island County 87,100 Code Budget Comp Plan WACO WSAC
Jefferson County 33,100 Code Budget Comp Plan WACO WSAC
King County 2,287,050 Code Budget Comp Plan WACO WSAC
Kitsap County 277,700 Code Budget Comp Plan WACO WSAC
Kittitas County 45,225 Code Budget Comp Plan WACO WSAC
Klickitat County 23,000 Code Budget WACO WSAC
Lewis County 82,700 Code Budget Comp Plan WACO WSAC
Lincoln County 10,900 Code Budget Comp Plan WACO WSAC
Mason County 65,750 Code Budget Comp Plan WACO WSAC
Okanogan County 42,350 Code Budget WACO WSAC
Pacific County 23,425 Budget Comp Plan WACO WSAC
Pend Oreille County 13,475 Budget Comp Plan WACO WSAC
Pierce County 928,200 Code Budget Comp Plan WACO WSAC
San Juan County 17,850 Code Budget Comp Plan WACO WSAC
Skagit County 130,000 Code Budget Comp Plan WACO WSAC
Skamania County 11,750 Code Budget Comp Plan WACO WSAC
Snohomish County 837,800 Code Budget Comp Plan WACO WSAC
Spokane County 542,100 Code Budget Comp Plan WACO WSAC
Stevens County 46,725 WACO WSAC
Thurston County 297,800 Code Budget Comp Plan WACO WSAC
Wahkiakum County 4,475 Code Comp Plan WACO WSAC
Walla Walla County 62,100 Code Budget Comp Plan WACO WSAC
Whatcom County 226,300 Code Budget Comp Plan WACO WSAC
Whitman County 44,600 Code Budget Comp Plan WACO WSAC
Yakima County 258,100 Code Budget Comp Plan WACO WSAC
 more