Washington Non-Hispanic White Alone Citizen Voting-age Population By County in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the Non-Hispanic White Alone citizen voting-age population for Washington was 2,558,830 and represented 47.88% of the total Washington citizen voting-age population.

Among all Washington counties, King had the highest Non-Hispanic White Alone citizen voting-age population (1.05M), followed by Pierce (469.57K), and Snohomish (440.09K).

In terms of percentages, Garfield had the highest percentage of its citizen voting-age population being Non-Hispanic White Alone (95.65%), followed by Asotin (93.57%), and San Juan (92.22%).

The chart and table below shows the Non-Hispanic White Alone citizen voting-age population of each county and the percentage of each county's citizen voting-age population that were Non-Hispanic White Alone.

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

You can also see similar information for other ethnicities.

See this for other years:
Washington Non-Hispanic White Alone Citizen Voting-age Population By County in 2020
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County Citizen Voting-age Population % of County Citizen Voting-age Population
King 1053335 69.07
Pierce 469570 72.49
Snohomish 440090 77.22
Spokane 341230 87.70
Clark 291555 84.00
Thurston 171560 79.75
Kitsap 166850 80.46
Whatcom 142205 83.47
Benton 108430 80.19
Yakima 87215 59.23
Skagit 77805 83.51
Cowlitz 72020 88.09
Island 55415 82.83
Clallam 53615 86.36
Lewis 53510 89.16
Grays Harbor 48410 84.98
Mason 44010 87.57
Chelan 42965 81.33
Grant 40330 70.97
Walla Walla 35735 79.42
Kittitas 33135 87.16
Whitman 32400 83.75
Stevens 31175 88.65
Franklin 28815 57.37
Jefferson 24840 90.71
Okanogan 22695 77.17
Douglas 21825 80.70
Asotin 16455 93.57
Pacific 15685 87.55
Klickitat 14930 90.18
San Juan 12975 92.22
Pend Oreille 9830 90.56
Skamania 8580 90.55
Lincoln 7715 92.17
Adams 5090 55.33
Ferry 4860 76.47
Wahkiakum 3140 90.75
Columbia 2845 89.33
Garfield 1650 95.65