Ranking of Washington Counties By Percentage of White 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 White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 5.80%. Among all Washington counties, Yakima County had the highest percentage of its White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (20.99%), followed by Adams County (18.41%), and Franklin County (16.20%).
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 | Yakima County | 20.99 |
| 2 | Adams County | 18.41 |
| 3 | Franklin County | 16.20 |
| 4 | Grant County | 10.82 |
| 5 | Okanogan County | 10.30 |
| 6 | Lewis County | 9.41 |
| 7 | Cowlitz County | 9.07 |
| 8 | Grays Harbor County | 9.00 |
| 9 | Ferry County | 8.80 |
| 10 | Chelan County | 8.64 |
| 11 | Walla Walla County | 8.56 |
| 12 | Asotin County | 8.38 |
| 13 | Klickitat County | 8.30 |
| 14 | Wahkiakum County | 7.65 |
| 15 | Mason County | 7.39 |
| 16 | Pacific County | 7.38 |
| 17 | Douglas County | 7.37 |
| 18 | Lincoln County | 7.26 |
| 19 | Skamania County | 7.15 |
| 20 | Stevens County | 7.00 |
| 21 | Columbia County | 6.94 |
| 22 | Benton County | 6.64 |
| 23 | Kittitas County | 6.63 |
| 24 | Garfield County | 6.45 |
| 25 | Pend Oreille County | 6.43 |
| 26 | Pierce County | 6.38 |
| 27 | Skagit County | 6.18 |
| 28 | Clallam County | 5.90 |
| 29 | Clark County | 5.60 |
| 29 | Snohomish County | 5.60 |
| 30 | Spokane County | 5.07 |
| 31 | Whatcom County | 4.92 |
| 32 | Thurston County | 4.46 |
| 33 | Kitsap County | 4.13 |
| 34 | Whitman County | 3.86 |
| 35 | Island County | 3.81 |
| 36 | King County | 3.24 |
| 36 | San Juan County | 3.24 |
| 37 | Jefferson County | 3.20 |