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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 official April 1, 2022 total countywide (incorporated plus unincorporated) population estimates released by the Washington Office of Financial Management (OFM).

The 2023 population estimates will be released around June 30, 2023. To see recent population trends or a county's unincorporated population, refer to our Tax and Population Data topic page.


County Website Population (2022) County Code Budget Comp Plan Officials (WACO) Officials (WSAC)
Adams County 21,100 Code WACO WSAC
Asotin County 22,600 Budget WACO WSAC
Benton County 212,300 Code Budget WACO WSAC
Chelan County 80,650 Code Budget Comp Plan WACO WSAC
Clallam County 77,625 Code Budget Comp Plan WACO WSAC
Clark County 520,900 Code Budget Comp Plan WACO WSAC
Columbia County 3,950 Code Comp Plan WACO WSAC
Cowlitz County 112,350 Code Budget Comp Plan WACO WSAC
Douglas County 44,000 Code Budget WACO WSAC
Ferry County 7,300 Budget Comp Plan WACO WSAC
Franklin County 99,750 Code Budget Comp Plan WACO WSAC
Garfield County 2,300 Comp Plan WACO WSAC
Grant County 101,800 Code Budget Comp Plan WACO WSAC
Grays Harbor County 76,400 Code Budget Comp Plan WACO WSAC
Island County 87,700 Code Budget Comp Plan WACO WSAC
Jefferson County 33,350 Code Budget Comp Plan WACO WSAC
King County 2,317,700 Code Budget Comp Plan WACO WSAC
Kitsap County 280,900 Code Budget Comp Plan WACO WSAC
Kittitas County 47,200 Code Budget Comp Plan WACO WSAC
Klickitat County 23,150 Code Budget WACO WSAC
Lewis County 83,400 Code Budget Comp Plan WACO WSAC
Lincoln County 11,050 Code Budget Comp Plan WACO WSAC
Mason County 66,200 Code Budget Comp Plan WACO WSAC
Okanogan County 42,700 Code Budget WACO WSAC
Pacific County 23,600 Budget Comp Plan WACO WSAC
Pend Oreille County 13,625 Budget Comp Plan WACO WSAC
Pierce County 937,400 Code Budget Comp Plan WACO WSAC
San Juan County 18,150 Code Budget Comp Plan WACO WSAC
Skagit County 131,250 Code Budget Comp Plan WACO WSAC
Skamania County 11,900 Code Budget Comp Plan WACO WSAC
Snohomish County 847,300 Code Budget Comp Plan WACO WSAC
Spokane County 550,700 Code Budget Comp Plan WACO WSAC
Stevens County 47,050 WACO WSAC
Thurston County 300,500 Code Budget Comp Plan WACO WSAC
Wahkiakum County 4,525 Code Comp Plan WACO WSAC
Walla Walla County 62,625 Code Budget Comp Plan WACO WSAC
Whatcom County 231,650 Code Budget Comp Plan WACO WSAC
Whitman County 47,800 Code Budget Comp Plan WACO WSAC
Yakima County 259,950 Code Budget Comp Plan WACO WSAC
 more
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