Return to Home Demographics > Table

Demographics Table

Data Options

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 Count

County
 sort alphabetically by name ascending
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 descending
Rank within US
(of 3143 counties)
 sort by rank ascending
Washington N/A 21.6 1,675,898 32 of 52
United States N/A 22.2 73,645,238 N/A
Garfield County Rural 17.2 399 2,882
Columbia County Rural 16.9 675 2,917
Wahkiakum County Rural 18.5 845 2,670
Ferry County Rural 16.9 1,237 2,917
Skamania County Urban 17.0 2,084 2,908
San Juan County Rural 12.8 2,331 3,111
Lincoln County Rural 22.0 2,479 1,567
Pend Oreille County Rural 19.3 2,662 2,489
Pacific County Rural 15.2 3,608 3,046
Jefferson County Rural 11.5 3,845 3,127
Klickitat County Rural 18.4 4,246 2,684
Asotin County Urban 19.6 4,393 2,404
Adams County Rural 35.0 7,245 12
Whitman County Rural 15.7 7,385 3,014
Kittitas County Rural 17.5 7,819 2,844
Okanogan County Rural 22.3 9,537 1,429
Stevens County Urban 21.3 10,104 1,876
Douglas County Urban 25.1 10,965 443
Clallam County Rural 16.4 12,693 2,956
Walla Walla County Urban 20.7 12,885 2,085
Mason County Rural 19.6 13,109 2,404
Island County Rural 17.6 15,260 2,835
Grays Harbor County Rural 20.0 15,273 2,300
Chelan County Urban 22.8 18,117 1,209
Lewis County Rural 21.6 18,159 1,725
Cowlitz County Urban 22.6 25,242 1,288
Skagit County Urban 21.1 27,564 1,936
Grant County Rural 28.8 28,878 115
Franklin County Urban 31.4 30,706 46
Whatcom County Urban 18.9 43,119 2,581
Kitsap County Urban 19.9 55,124 2,329
Benton County Urban 26.4 55,504 241
Thurston County Urban 21.1 62,593 1,936
Yakima County Urban 29.3 75,097 96
Clark County Urban 23.1 118,096 1,087
Spokane County Urban 21.8 118,425 1,646
Snohomish County Urban 22.4 186,635 1,385
Pierce County Urban 23.2 214,439 1,042
King County Urban 19.8 447,121 2,359
Notes:
Created by statecancerprofiles.cancer.gov on 05/15/2025 11:13 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.

Return to Top