Washington Non-Hispanic American Indian and Alaska Native Alone Citizen Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Non-Hispanic American Indian & Alaska Native Alone citizen population for Washington was 23,235 and represented 0.34% of the total Washington citizen population.

Among all Washington counties, King had the highest Non-Hispanic American Indian & Alaska Native Alone citizen population (11.20K), followed by Pierce (9.13K), and Yakima (8.95K).

In terms of percentages, Ferry had the highest percentage of its citizen population being Non-Hispanic American Indian & Alaska Native Alone (12.47%), followed by Okanogan (10.27%), and Stevens (4.68%).

The chart and table below shows the Non-Hispanic American Indian & Alaska Native Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic American Indian & Alaska Native 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 American Indian and Alaska Native Alone Citizen Population By County in 2018
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County Citizen Population % of County Citizen Population
King 11195 0.59
Pierce 9130 1.11
Yakima 8950 4.13
Spokane 5930 1.22
Snohomish 5855 0.81
Whatcom 5800 2.82
Okanogan 3920 10.27
Thurston 3590 1.35
Clallam 3350 4.61
Grays Harbor 2820 4.02
Clark 2280 0.51
Kitsap 2265 0.88
Stevens 2045 4.68
Skagit 1875 1.62
Mason 1325 2.21
Benton 1070 0.59
Cowlitz 1060 1.03
Ferry 935 12.47
Grant 830 1.02
Island 765 0.96
Klickitat 645 3.18
Jefferson 615 2.04
Pend Oreille 495 3.80
Chelan 485 0.69
Lewis 465 0.63
Kittitas 295 0.68
Douglas 285 0.77
Pacific 270 1.32
Franklin 265 0.35
Walla Walla 255 0.46
Skamania 230 2.03
Whitman 170 0.38
Asotin 155 0.70
Lincoln 135 1.31
San Juan 125 0.79
Adams 75 0.48
Wahkiakum 50 1.21
Garfield 10 0.46
Columbia 4 0.10