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

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2018, among all Washington counties, Lincoln County had the highest percentage of its population who identified their ethnicity as Non-Hispanic White (91.08%), followed by Asotin County (89.82%), and Pend Oreille County (88.53%).

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 Percentage of Pop. that are Non-Hispanic White in 2018
Lincoln
Asotin
Pend Oreille
Garfield
Jefferson
San Juan
Wahkiakum
Skamania
Stevens
Columbia
Ranking of Washington Counties By Percentage of Pop. that are Non-Hispanic White in 2018
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Rank County % of County Population
1 Lincoln County 91.08
2 Asotin County 89.82
3 Pend Oreille County 88.53
4 Garfield County 88.44
5 Jefferson County 88.4
6 San Juan County 88.07
7 Wahkiakum County 87.75
8 Skamania County 87.47
9 Stevens County 86.55
10 Columbia County 84.93
11 Spokane County 84.29
12 Kittitas County 84.07
13 Cowlitz County 83.44
14 Lewis County 83.08
15 Clallam County 82.4
16 Klickitat County 81.99
17 Pacific County 81.98
18 Mason County 80.11
19 Grays Harbor County 79.33
20 Island County 78.94
21 Whatcom County 78.6
22 Whitman County 78.48
23 Clark County 77.94
24 Kitsap County 76.29
25 Thurston County 74.64
26 Skagit County 74.26
27 Ferry County 72.67
28 Walla Walla County 71.4
29 Benton County 69.89
30 Snohomish County 68.68
31 Chelan County 67.92
32 Pierce County 66.07
33 Okanogan County 65.06
34 Douglas County 63.96
35 King County 58.73
36 Grant County 53.65
37 Yakima County 42.84
38 Franklin County 40.29
39 Adams County 33.59