Washington Non-Hispanic White alone Population By County in 2020

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2020, there were 5,128,888 people that identified as Non-Hispanic White alone in Washington and they represented 66.40% of the total population of Washington in 2020. King County had the highest number of Non-Hispanic White alone population (1,287,199), followed by Pierce County (594,991), and Snohomish County (550,674). On the other hand, Garfield County had the lowest number of Non-Hispanic White alone (2,000), followed by Columbia County (3,290), and Wahkiakum County (3,913).

When it comes to the percentage of each county's population that identified as Non-Hispanic White alone, Lincoln County had the highest percentage (90.29%), followed by Asotin County (89.6%), and Pend Oreille County (88.74%).

You can see similar information for other ethnicity and racial groups in Washington.

You can also see similar information for other states and also by state for the United States.

Hover over or click on the counties to see the number and percentage of each county's Non-Hispanic White alone population. The data can also be filtered, sorted, and explored further in a table below.

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Washington Non-Hispanic White alone Population By County in 2020
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County Non-Hispanic White alone Population % of County Population
Adams 6865 33.31
Asotin 20002 89.6
Benton 141164 68.06
Chelan 53764 67.85
Clallam 63923 82.62
Clark 382559 75.7
Columbia 3290 83.31
Cowlitz 91679 82.58
Douglas 26380 61.31
Ferry 5354 74.38
Franklin 38088 39.21
Garfield 2000 87.18
Grant 52068 52.36
Grays Harbor 59821 78.86
Island 68116 78.3
Jefferson 29030 87.81
King 1287199 56.6
Kitsap 207605 75.27
Kittitas 36861 82.65
Klickitat 18559 81.35
Lewis 68267 82.7
Lincoln 9867 90.29
Mason 51877 78.56
Okanogan 27704 65.74
Pacific 19313 82.2
Pend Oreille 11981 88.74
Pierce 594991 64.42
San Juan 15582 87.41
Skagit 96364 74.18
Skamania 10408 86.44
Snohomish 550674 66.35
Spokane 451145 83.36
Stevens 40394 86.7
Thurston 217050 73.33
Wahkiakum 3913 87.97
Walla Walla 43932 70.15
Whatcom 176979 77.81
Whitman 36831 77.04
Yakima 107289 41.79