The Wildhorse Foundation supports nonprofit, government, and Tribal organizations serving the homeland of the Cayuse, Umatilla, and Walla Walla people in northeastern Oregon and southeastern Washington. Its primary giving area includes Morrow, Umatilla, Union, and Wallowa counties in Oregon; most of Benton, Columbia, and Walla Walla counties in Washington; and the Confederated Tribes of the Umatilla Indian Reservation. The Foundation also considers eligible Native American organizations based in Oregon and national or regional Indian organizations.
