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Demographics Table

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Demographic Data Report for Washington by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Name

County
 sort alphabetically by name descending
2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value ascending
People (Age Under 18)
 sort by sample size ascending
Rank within US
(of 3143 counties)
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United States N/A 22.2 73,645,238 N/A
Washington N/A 21.6 1,675,898 32 of 52
Adams County Rural 35.0 7,245 12
Asotin County Urban 19.6 4,393 2,404
Benton County Urban 26.4 55,504 241
Chelan County Urban 22.8 18,117 1,209
Clallam County Rural 16.4 12,693 2,956
Clark County Urban 23.1 118,096 1,087
Columbia County Rural 16.9 675 2,917
Cowlitz County Urban 22.6 25,242 1,288
Douglas County Urban 25.1 10,965 443
Ferry County Rural 16.9 1,237 2,917
Franklin County Urban 31.4 30,706 46
Garfield County Rural 17.2 399 2,882
Grant County Rural 28.8 28,878 115
Grays Harbor County Rural 20.0 15,273 2,300
Island County Rural 17.6 15,260 2,835
Jefferson County Rural 11.5 3,845 3,127
King County Urban 19.8 447,121 2,359
Kitsap County Urban 19.9 55,124 2,329
Kittitas County Rural 17.5 7,819 2,844
Klickitat County Rural 18.4 4,246 2,684
Lewis County Rural 21.6 18,159 1,725
Lincoln County Rural 22.0 2,479 1,567
Mason County Rural 19.6 13,109 2,404
Okanogan County Rural 22.3 9,537 1,429
Pacific County Rural 15.2 3,608 3,046
Pend Oreille County Rural 19.3 2,662 2,489
Pierce County Urban 23.2 214,439 1,042
San Juan County Rural 12.8 2,331 3,111
Skagit County Urban 21.1 27,564 1,936
Skamania County Urban 17.0 2,084 2,908
Snohomish County Urban 22.4 186,635 1,385
Spokane County Urban 21.8 118,425 1,646
Stevens County Urban 21.3 10,104 1,876
Thurston County Urban 21.1 62,593 1,936
Wahkiakum County Rural 18.5 845 2,670
Walla Walla County Urban 20.7 12,885 2,085
Whatcom County Urban 18.9 43,119 2,581
Whitman County Rural 15.7 7,385 3,014
Yakima County Urban 29.3 75,097 96
Notes:
Created by statecancerprofiles.cancer.gov on 07/05/2025 9:02 pm.

Φ Rural-Urban Continuum Codes provided by the USDA.

Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.

Data for United States does not include Puerto Rico.

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