Ranking of Washington Counties By Non-Hispanic White Population in 2018

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2018, among all Washington counties, King County had the highest number of people who identified their ethnicity as Non-Hispanic White (1.31M), followed by Pierce County (591.29K), and Snohomish County (559.11K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Washington counties.

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Washington Counties By Non-Hispanic White Population in 2018
King
Pierce
Snohomish
Spokane
Clark
Thurston
Kitsap
Whatcom
Benton
Yakima
Ranking of Washington Counties By Non-Hispanic White Population in 2018
0 of 0
Rank County Non-Hispanic White Population
1 King County 1308847
2 Pierce County 591289
3 Snohomish County 559110
4 Spokane County 432825
5 Clark County 376031
6 Thurston County 213230
7 Kitsap County 205659
8 Whatcom County 176934
9 Benton County 140603
10 Yakima County 107376
11 Skagit County 94845
12 Cowlitz County 90674
13 Island County 66622
14 Lewis County 66022
15 Clallam County 63274
16 Grays Harbor County 58534
17 Mason County 52498
18 Chelan County 52037
19 Grant County 51772
20 Walla Walla County 43396
21 Kittitas County 39801
22 Stevens County 39210
23 Whitman County 39098
24 Franklin County 37855
25 Jefferson County 28167
26 Okanogan County 27364
27 Douglas County 27193
28 Asotin County 20389
29 Klickitat County 18116
30 Pacific County 18078
31 San Juan County 14964
32 Pend Oreille County 12025
33 Skamania County 10426
34 Lincoln County 9753
35 Adams County 6597
36 Ferry County 5567
37 Wahkiakum County 3811
38 Columbia County 3444
39 Garfield County 1996