RANKING · 2010 CENSUS · 39 SHOWN OF 39

Oldest housing stock, Washington counties · 2010

Washington counties ranked by oldest median year of construction (2023 ACS). This list covers the 39 counties in Washington that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 2000

01Garfield County, WAWA2,4161943–

02Columbia County, WAWA4,1411959–

03Lincoln County, WAWA11,9821967–

04Walla Walla County, WAWA62,3611968–

05Cowlitz County, WAWA114,8851971–

06Grays Harbor County, WAWA78,1441971–

07Yakima County, WAWA259,1851972–

08Whitman County, WAWA48,5121972–

09Adams County, WAWA21,4881972–

10Okanogan County, WAWA45,2301973–

11Spokane County, WAWA558,3441973–

12Wahkiakum County, WAWA4,8731974–

13Asotin County, WAWA22,5451974–

14Klickitat County, WAWA24,3311974–

15King County, WAWA2,344,9391975–

16Lewis County, WAWA88,0621975–

17Pacific County, WAWA24,3571975–

18Chelan County, WAWA81,9411976–

19Ferry County, WAWA7,5171976–

20Pend Oreille County, WAWA14,4571976–

21Benton County, WAWA221,7221978–

22Douglas County, WAWA46,4731978–

23Grant County, WAWA105,7271978–

24Skamania County, WAWA12,6691978–

25Clallam County, WAWA78,2021979–

26Stevens County, WAWA49,6681979–

27Franklin County, WAWA102,6121980–

28Kittitas County, WAWA48,8031980–

29Pierce County, WAWA946,2881980–

30Skagit County, WAWA132,9751980–

31Whatcom County, WAWA236,3921981–

32Kitsap County, WAWA283,3741981–

33Island County, WAWA85,6571983–

34Mason County, WAWA71,1651983–

35Jefferson County, WAWA33,9701984–

36San Juan County, WAWA18,5771984–

37Snohomish County, WAWA870,6561984–

38Thurston County, WAWA304,2611984–

39Clark County, WAWA532,1191987–

SHOWING 1–39 OF 39

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES