Washington Non-Hispanic American Indian and Alaska Native Alone Citizen 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 American Indian & Alaska Native Alone citizen population for Washington was 22,230 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 (11.95K), followed by Yakima (8.72K), and Pierce (7.98K).

In terms of percentages, Ferry had the highest percentage of its citizen population being Non-Hispanic American Indian & Alaska Native Alone (15.16%), followed by Okanogan (9.72%), and Stevens (4.83%).

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 2015
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County Citizen Population % of County Citizen Population
King 11945 0.66
Yakima 8715 4.07
Pierce 7975 1.01
Snohomish 6380 0.92
Spokane 6115 1.31
Whatcom 5370 2.74
Okanogan 3705 9.72
Thurston 3620 1.43
Clallam 3195 4.51
Grays Harbor 2885 4.19
Kitsap 2640 1.06
Clark 2615 0.62
Stevens 2075 4.83
Skagit 1585 1.42
Mason 1535 2.62
Benton 1175 0.68
Ferry 1145 15.16
Cowlitz 1000 1.00
Grant 870 1.12
Island 755 0.98
Chelan 700 1.02
Jefferson 650 2.20
Klickitat 575 2.85
Pend Oreille 490 3.81
Lewis 425 0.58
Douglas 360 1.03
Kittitas 335 0.82
Pacific 330 1.65
Franklin 295 0.41
Walla Walla 285 0.52
Asotin 250 1.14
Skamania 235 2.16
Whitman 205 0.47
San Juan 110 0.71
Lincoln 90 0.88
Wahkiakum 60 1.51
Columbia 20 0.52
Adams 10 0.07
Garfield 4 0.18