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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
2015-2019 American Community Survey 5-Year Data
Sorted by Value
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value descending
People (Age Under 18)
 sort by sample size ascending
Rank within US
(of 3146 counties)
 sort by rank ascending
Washington 22.2 1,643,546 31 of 52
United States 22.6 73,429,392 N/A
Jefferson County 12.5 3,906 3,129
San Juan County 13.2 2,222 3,123
Whitman County 15.1 7,450 3,079
Pacific County 16.3 3,530 3,019
Wahkiakum County 16.4 701 3,004
Ferry County 16.6 1,260 2,988
Kittitas County 17.2 7,901 2,935
Clallam County 17.2 12,981 2,934
Island County 18.3 15,146 2,809
Skamania County 19.1 2,241 2,659
Pend Oreille County 19.2 2,564 2,628
Mason County 19.5 12,419 2,549
Klickitat County 19.5 4,228 2,548
Columbia County 19.5 780 2,524
Whatcom County 19.6 43,252 2,516
Asotin County 20.4 4,576 2,291
King County 20.4 448,094 2,290
Grays Harbor County 20.5 14,936 2,244
Kitsap County 20.6 54,650 2,237
Walla Walla County 21.1 12,767 2,042
Lincoln County 21.4 2,263 1,942
Stevens County 21.5 9,593 1,907
Lewis County 21.6 16,858 1,862
Thurston County 21.6 60,355 1,860
Skagit County 22.0 27,619 1,680
Spokane County 22.2 112,328 1,583
Snohomish County 22.7 181,673 1,347
Cowlitz County 22.9 24,456 1,271
Okanogan County 23.0 9,615 1,238
Pierce County 23.5 206,114 1,022
Chelan County 23.7 18,094 920
Garfield County 24.0 535 801
Clark County 24.3 114,902 712
Douglas County 26.2 10,991 324
Benton County 26.8 52,878 244
Grant County 29.6 28,263 95
Yakima County 29.8 74,343 89
Franklin County 32.8 30,167 35
Adams County 35.2 6,895 14
Notes:
Created by statecancerprofiles.cancer.gov on 12/01/2021 4:35 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Health Service Areas are a single county or cluster of contiguous counties which are relatively self-contained with respect to hospital care. For more detailed information, please see Health Service Area information page. Puerto Rico is being treated as a Health Service Area for this data presentation.
Data for United States does not include Puerto Rico.

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