Washington Non-Hispanic White Alone Citizen Voting-age Population By County in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the Non-Hispanic White Alone citizen voting-age population for Washington was 2,542,045 and represented 51.49% of the total Washington citizen voting-age population.

Among all Washington counties, King had the highest Non-Hispanic White Alone citizen voting-age population (1.03M), followed by Pierce (445.18K), and Snohomish (422.87K).

In terms of percentages, Garfield had the highest percentage of its citizen voting-age population being Non-Hispanic White Alone (96.80%), followed by Lincoln (93.87%), and Asotin (93.55%).

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 2015
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County Citizen Voting-age Population % of County Citizen Voting-age Population
King 1026635 72.57
Pierce 445175 75.41
Snohomish 422870 80.71
Spokane 321040 89.20
Clark 269305 86.41
Thurston 161575 82.40
Kitsap 160125 81.77
Whatcom 132405 85.56
Benton 103395 82.63
Yakima 91570 64.47
Skagit 73230 86.04
Cowlitz 68700 90.15
Island 53115 85.35
Lewis 51400 91.00
Clallam 51155 87.98
Grays Harbor 47045 87.04
Chelan 41865 81.70
Mason 41460 88.52
Grant 39620 77.70
Walla Walla 35410 83.53
Whitman 31510 85.67
Stevens 29865 89.82
Kittitas 29605 89.11
Franklin 27855 63.26
Jefferson 23195 91.41
Okanogan 22885 79.55
Douglas 20860 83.21
Asotin 16170 93.55
Pacific 14725 89.71
Klickitat 14055 88.70
San Juan 12285 93.21
Pend Oreille 9335 91.56
Skamania 7925 92.91
Lincoln 7505 93.87
Adams 5415 60.98
Ferry 4805 78.13
Wahkiakum 3070 91.23
Columbia 2905 93.26
Garfield 1665 96.80