RANKING · 2024 ACS · 39 SHOWN OF 39

Highest fertility rate, Washington counties

Washington counties ranked by general fertility rate — births per 1,000 women ages 15-50 in the past 12 months (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

YEAR2010 2024

RANKPLACESTATEPOPBIRTHS PER 1,000 WOMEN (15-50)VS 2000

01Wahkiakum County, WAWA4,873108.8–

02Okanogan County, WAWA45,230102.1–

03Garfield County, WAWA2,41696.1–

04Asotin County, WAWA22,54594.7–

05Lincoln County, WAWA11,98287.8–

06Columbia County, WAWA4,14187.3–

07Franklin County, WAWA102,61277.8–

08Lewis County, WAWA88,06275.2–

09Yakima County, WAWA259,18569.2–

10Douglas County, WAWA46,47368.5–

11Grant County, WAWA105,72768.0–

12Grays Harbor County, WAWA78,14467.6–

13Chelan County, WAWA81,94157.4–

14Stevens County, WAWA49,66857.2–

15Pend Oreille County, WAWA14,45757.1–

16Kitsap County, WAWA283,37457.0–

17Pierce County, WAWA946,28855.7–

18Mason County, WAWA71,16555.4–

19Clark County, WAWA532,11955.1–

20Island County, WAWA85,65752.8–

21Klickitat County, WAWA24,33152.8–

22Cowlitz County, WAWA114,88552.7–

23Snohomish County, WAWA870,65652.6–

24Clallam County, WAWA78,20252.4–

25Adams County, WAWA21,48851.7–

26Spokane County, WAWA558,34451.5–

27Skagit County, WAWA132,97549.8–

28Benton County, WAWA221,72247.8–

29Walla Walla County, WAWA62,36145.0–

30King County, WAWA2,344,93943.5–

31Pacific County, WAWA24,35743.2–

32Thurston County, WAWA304,26142.6–

33Ferry County, WAWA7,51742.5–

34Jefferson County, WAWA33,97041.8–

35San Juan County, WAWA18,57735.4–

36Kittitas County, WAWA48,80333.8–

37Whatcom County, WAWA236,39232.0–

38Whitman County, WAWA48,51230.3–

39Skamania County, WAWA12,66924.4–

SHOWING 1–39 OF 39

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