RANKING · 2010 CENSUS · 39 SHOWN OF 39

Highest fertility rate, Washington counties · 2010

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

01Adams County, WAWA21,488122.7–

02Asotin County, WAWA22,54591.8–

03Franklin County, WAWA102,61291.3–

04Yakima County, WAWA259,18579.6–

05Okanogan County, WAWA45,23079.2–

06Grant County, WAWA105,72779.1–

07Skagit County, WAWA132,97573.6–

08Benton County, WAWA221,72269.8–

09Island County, WAWA85,65768.1–

10Cowlitz County, WAWA114,88567.3–

11Thurston County, WAWA304,26166.7–

12Wahkiakum County, WAWA4,87363.4–

13Lewis County, WAWA88,06263.1–

14Douglas County, WAWA46,47362.3–

15Pierce County, WAWA946,28860.4–

16Kitsap County, WAWA283,37460.3–

17Chelan County, WAWA81,94159.7–

18Pend Oreille County, WAWA14,45758.9–

19Clark County, WAWA532,11958.7–

20Lincoln County, WAWA11,98258.2–

21Mason County, WAWA71,16558.0–

22Snohomish County, WAWA870,65657.3–

23Clallam County, WAWA78,20254.7–

24Jefferson County, WAWA33,97054.5–

25Spokane County, WAWA558,34453.4–

26King County, WAWA2,344,93953.1–

27Grays Harbor County, WAWA78,14451.6–

28San Juan County, WAWA18,57749.7–

29Walla Walla County, WAWA62,36147.9–

30Whatcom County, WAWA236,39245.6–

31Pacific County, WAWA24,35744.8–

32Columbia County, WAWA4,14143.5–

33Stevens County, WAWA49,66839.0–

34Kittitas County, WAWA48,80334.4–

35Whitman County, WAWA48,51234.0–

36Klickitat County, WAWA24,33130.5–

37Garfield County, WAWA2,41624.7–

38Ferry County, WAWA7,51718.1–

39Skamania County, WAWA12,6699.5–

SHOWING 1–39 OF 39

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