Ranking of Washington Counties By Percentage of White Alone Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent 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 High School Graduate or Equivalent was 22.10%. Among all Washington counties, Grays Harbor County had the highest percentage of its White Alone population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (34.96%), followed by Stevens County (34.46%), and Ferry County (34.30%).
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 | Grays Harbor County | 34.96 |
| 2 | Stevens County | 34.46 |
| 3 | Ferry County | 34.30 |
| 4 | Skamania County | 32.66 |
| 5 | Cowlitz County | 31.74 |
| 6 | Pend Oreille County | 31.71 |
| 7 | Adams County | 31.47 |
| 8 | Mason County | 30.86 |
| 9 | Wahkiakum County | 30.85 |
| 10 | Lewis County | 30.59 |
| 11 | Douglas County | 30.47 |
| 12 | Okanogan County | 29.33 |
| 13 | Grant County | 29.10 |
| 14 | Pacific County | 28.65 |
| 15 | Asotin County | 28.45 |
| 16 | Yakima County | 27.38 |
| 17 | Klickitat County | 26.78 |
| 18 | Lincoln County | 26.75 |
| 19 | Pierce County | 26.03 |
| 20 | Kittitas County | 25.88 |
| 21 | Franklin County | 25.80 |
| 22 | Clark County | 25.41 |
| 23 | Skagit County | 25.19 |
| 24 | Chelan County | 25.16 |
| 25 | Clallam County | 24.75 |
| 26 | Snohomish County | 24.32 |
| 27 | Garfield County | 23.08 |
| 28 | Spokane County | 22.89 |
| 29 | Benton County | 22.61 |
| 30 | Island County | 21.89 |
| 31 | Columbia County | 21.71 |
| 32 | Whatcom County | 21.58 |
| 33 | Thurston County | 21.26 |
| 34 | Kitsap County | 21.09 |
| 35 | Walla Walla County | 20.55 |
| 36 | Jefferson County | 20.50 |
| 37 | Whitman County | 16.38 |
| 38 | San Juan County | 15.64 |
| 39 | King County | 14.07 |