Indian Valley High School is a public high school in Gnadenhutten, Ohio. It is the only high school in the Indian Valley Local School District. Around 500 students attend the high school.Ohio High School Athletic Association State Championships Boys Baseball - 2009 Boys Basketball – 1972, 1976 Indian Valley currently competes in the Principals Athletic Conference, but will join the Inter-Valley Conference in 2017.Famous alumni Bob Huggins, basketball coach