Stilwell High School is a high school (grades 9-12) in the small town of Stilwell, Adair County, Oklahoma. As of 2006 it had some 615 students, of whom 70% were Native American, and some 38 teachers. The 2007-08 was the largest graduating class with a total of 169 graduates. The class of 2009-2010 had the most Honor Students in its graduating class with 22.