Ranking of Washington Counties By Percentage of White Alone Population Aged 25 years and above with an Educational attainment of Bachelors or Higher in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

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 Bachelors or Higher was 37.54%. Among all Washington counties, King County had the highest percentage of its White Alone population (aged 25 years and above) with an educational attainment of Bachelors or Higher (56.65%), followed by San Juan County (52.88%), and Whitman County (45.26%).

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.

Ranking of Washington Counties By Percentage of White Alone Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
King County
San Juan County
Whitman County
Jefferson County
Whatcom County
Thurston County
Island County
Kitsap County
Kittitas County
Benton County
Ranking of Washington Counties By Percentage of White Alone Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 King County 56.65
2 San Juan County 52.88
3 Whitman County 45.26
4 Jefferson County 44.90
5 Whatcom County 38.02
6 Thurston County 37.26
7 Island County 36.19
8 Kitsap County 35.90
9 Kittitas County 35.50
10 Benton County 33.40
11 Snohomish County 32.55
12 Spokane County 32.27
13 Klickitat County 32.03
14 Chelan County 32.01
15 Clark County 32.00
16 Walla Walla County 31.53
17 Clallam County 31.36
18 Skagit County 30.37
19 Pierce County 29.86
20 Columbia County 26.54
21 Garfield County 26.44
22 Skamania County 25.82
23 Douglas County 25.48
24 Lincoln County 24.29
25 Okanogan County 24.10
26 Pacific County 23.58
27 Pend Oreille County 23.11
28 Asotin County 23.04
29 Franklin County 22.53
30 Stevens County 21.51
31 Grant County 20.96
32 Yakima County 20.79
33 Adams County 19.85
34 Wahkiakum County 19.82
35 Mason County 19.72
36 Lewis County 19.16
37 Ferry County 18.91
38 Cowlitz County 17.23
39 Grays Harbor County 16.54