RANKING · 2000 CENSUS · 39 SHOWN OF 39

Largest senior population, Washington counties · 2000

Washington counties home to the most residents aged 65 and over as of 2000. Ranked by number of people, not the senior share. This list covers the 39 counties in Washington that qualify, ranked against each other statewide.

WashingtonAll states All rankings

SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS 1990

01King County, WAWA2,344,939181,772+9%

02Pierce County, WAWA946,28871,620+17%

03Snohomish County, WAWA870,65655,404+25%

04Spokane County, WAWA558,34451,949+9%

05Clark County, WAWA532,11932,808+29%

06Yakima County, WAWA259,18524,921+2%

07Kitsap County, WAWA283,37424,553+21%

08Thurston County, WAWA304,26123,629+26%

09Whatcom County, WAWA236,39219,400+20%

10Skagit County, WAWA132,97515,034+20%

11Benton County, WAWA221,72214,655+29%

12Clallam County, WAWA78,20213,727+19%

13Cowlitz County, WAWA114,88512,368+11%

14Lewis County, WAWA88,06210,667+15%

15Grays Harbor County, WAWA78,14410,321+1%

16Island County, WAWA85,65710,211+23%

17Chelan County, WAWA81,9419,242+13%

18Grant County, WAWA105,7278,618+23%

19Walla Walla County, WAWA62,3618,174+8%

20Mason County, WAWA71,1658,149+29%

21Okanogan County, WAWA45,2305,557+20%

22Jefferson County, WAWA33,9705,481+32%

23Stevens County, WAWA49,6685,160+34%

24Pacific County, WAWA24,3574,735+16%

25Franklin County, WAWA102,6124,200+14%

26Douglas County, WAWA46,4734,138+30%

27Kittitas County, WAWA48,8033,871+9%

28Whitman County, WAWA48,5123,765+3%

29Asotin County, WAWA22,5453,355+15%

30San Juan County, WAWA18,5772,670+25%

31Klickitat County, WAWA24,3312,644+13%

32Lincoln County, WAWA11,9821,932+10%

33Pend Oreille County, WAWA14,4571,750+41%

34Adams County, WAWA21,4881,707+12%

35Skamania County, WAWA12,6691,086+22%

36Ferry County, WAWA7,517915+37%

37Columbia County, WAWA4,141753−1%

38Wahkiakum County, WAWA4,873706+9%

39Garfield County, WAWA2,416501+0%

SHOWING 1–39 OF 39

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS