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Demographics Table

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Demographic Data Report for Washington by County
Education: Less than High School
Population Ages 25+
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent

County
 sort alphabetically by name descending
2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
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People(Education: Less Than High School)
 sort by sample size ascending
Rank within US
(of 3143 counties)
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United States N/A 10.4 23,992,410 N/A
Washington N/A 7.7 424,264 16 of 52
Adams County Rural 34.1 3,881 3,135
Asotin County Urban 7.9 1,298 1,041
Benton County Urban 10.6 14,779 1,759
Chelan County Urban 13.2 7,392 2,244
Clallam County Rural 6.2 3,776 547
Clark County Urban 7.4 26,634 877
Columbia County Rural 10.3 315 1,685
Cowlitz County Urban 10.1 7,987 1,637
Douglas County Urban 17.5 5,207 2,805
Ferry County Rural 8.9 508 1,319
Franklin County Urban 22.6 13,100 3,040
Garfield County Rural 5.6 97 397
Grant County Rural 18.6 11,759 2,882
Grays Harbor County Rural 10.3 5,811 1,685
Island County Rural 4.2 2,696 127
Jefferson County Rural 4.6 1,300 177
King County Urban 6.2 102,976 547
Kitsap County Urban 4.6 9,159 177
Kittitas County Rural 6.6 1,960 658
Klickitat County Rural 10.4 1,834 1,712
Lewis County Rural 8.7 5,299 1,268
Lincoln County Rural 7.7 629 983
Mason County Rural 9.4 4,704 1,469
Okanogan County Rural 14.6 4,579 2,469
Pacific County Rural 9.1 1,742 1,369
Pend Oreille County Rural 6.2 644 547
Pierce County Urban 7.5 47,783 915
San Juan County Rural 4.1 630 113
Skagit County Urban 8.3 7,884 1,147
Skamania County Urban 6.7 645 681
Snohomish County Urban 6.9 41,240 734
Spokane County Urban 5.2 19,846 297
Stevens County Urban 8.2 2,876 1,124
Thurston County Urban 5.3 11,340 322
Wahkiakum County Rural 6.5 232 630
Walla Walla County Urban 10.5 4,346 1,736
Whatcom County Urban 6.2 9,730 547
Whitman County Rural 4.0 993 103
Yakima County Urban 23.2 36,653 3,050

Notes:
Created by statecancerprofiles.cancer.gov on 03/21/2026 3:27 am.

Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.

Source: Demographic data provided by the Census Bureau and the American Community Survey.

For more information about Education: Less than High School, see the dictionary.

Data for United States does not include Puerto Rico.

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