| Rank |
County |
Percentage with College Degree |
| 1 |
Whitman County, Washington
|
48.1%
|
| 2 |
King County, Washington
|
45.7%
|
| 3 |
San Juan County, Washington
|
44.9%
|
| 4 |
Jefferson County, Washington
|
36.1%
|
| 5 |
Thurston County, Washington
|
32.5%
|
| 6 |
Kittitas County, Washington
|
32.5%
|
| 7 |
Whatcom County, Washington
|
31.8%
|
| 8 |
Island County, Washington
|
30.4%
|
| 9 |
Kitsap County, Washington
|
28.7%
|
| 10 |
Spokane County, Washington
|
28.6%
|
| 11 |
Snohomish County, Washington
|
28.4%
|
| 12 |
Benton County, Washington
|
27.7%
|
| 13 |
Clark County, Washington
|
25.8%
|
| 14 |
Clallam County, Washington
|
24.3%
|
| 15 |
Walla Walla County, Washington
|
24.2%
|
| 16 |
Skagit County, Washington
|
23.7%
|
| 17 |
Pierce County, Washington
|
23.6%
|
| 18 |
Chelan County, Washington
|
23.0%
|
| 19 |
Skamania County, Washington
|
22.4%
|
| 20 |
Garfield County, Washington
|
20.6%
|
| 21 |
Stevens County, Washington
|
19.2%
|
| 22 |
Lincoln County, Washington
|
19.2%
|
| 23 |
Klickitat County, Washington
|
18.5%
|
| 24 |
Okanogan County, Washington
|
18.3%
|
| 25 |
Mason County, Washington
|
18.1%
|
| 26 |
Columbia County, Washington
|
18.0%
|
| 27 |
Pend Oreille County, Washington
|
17.6%
|
| 28 |
Douglas County, Washington
|
17.6%
|
| 29 |
Pacific County, Washington
|
16.6%
|
| 30 |
Yakima County, Washington
|
16.0%
|
| 31 |
Asotin County, Washington
|
15.9%
|
| 32 |
Ferry County, Washington
|
15.5%
|
| 33 |
Grant County, Washington
|
15.2%
|
| 34 |
Franklin County, Washington
|
15.1%
|
| 35 |
Cowlitz County, Washington
|
15.0%
|
| 36 |
Lewis County, Washington
|
15.0%
|
| 37 |
Wahkiakum County, Washington
|
14.8%
|
| 38 |
Grays Harbor County, Washington
|
14.2%
|
| 39 |
Adams County, Washington
|
12.5%
|