Ranking of Washington Counties By Percentage of American Indian and Alaska Native Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Washington American Indian and Alaska Native Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 16.82%. Among all Washington counties, Adams County had the highest percentage of its American Indian and Alaska Native Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (81.87%), followed by Franklin County (45.78%), and Walla Walla County (33.29%).
The chart below shows the top 10 Washington counties, and the table below shows the ranking of all Washington counties.
You can see similar information for other educational attainments, and for other races and ethnicities.
You can also see similar information for other states and for the United States.
| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Adams County | 81.87 |
| 2 | Franklin County | 45.78 |
| 3 | Walla Walla County | 33.29 |
| 4 | Chelan County | 26.44 |
| 5 | Yakima County | 24.69 |
| 6 | Douglas County | 24.66 |
| 7 | Pend Oreille County | 23.83 |
| 8 | Pacific County | 23.44 |
| 9 | Columbia County | 22.22 |
| 10 | Skamania County | 20.21 |
| 11 | Lewis County | 19.33 |
| 12 | Cowlitz County | 18.95 |
| 13 | Grays Harbor County | 18.43 |
| 14 | Grant County | 17.51 |
| 15 | Clallam County | 17.01 |
| 16 | Jefferson County | 16.91 |
| 17 | King County | 15.92 |
| 18 | Mason County | 15.91 |
| 19 | Island County | 15.61 |
| 20 | Spokane County | 15.34 |
| 21 | Lincoln County | 15.25 |
| 22 | Pierce County | 14.83 |
| 23 | Snohomish County | 14.78 |
| 24 | Whatcom County | 14.54 |
| 25 | Okanogan County | 14.07 |
| 26 | Kitsap County | 13.95 |
| 27 | Stevens County | 13.89 |
| 28 | Clark County | 13.42 |
| 29 | Ferry County | 13.19 |
| 30 | Thurston County | 12.78 |
| 31 | Wahkiakum County | 12.50 |
| 32 | Skagit County | 11.78 |
| 33 | Benton County | 10.75 |
| 34 | Whitman County | 7.78 |
| 35 | Klickitat County | 4.98 |
| 36 | San Juan County | 4.95 |
| 37 | Asotin County | 0.00 |
| 37 | Kittitas County | 0.00 |