Martins Ferry High School is a public high school in Martins Ferry, Ohio. It is the only high school in the Martins Ferry City Schools district. Their nickname is the Purple Riders, and they compete in the Ohio High School Athletic Association (OHSAA) as a member of the Ohio Valley Athletic Conference (OVAC) and the affiliated Buckeye 8 Conference. Martins Ferry High School enrolls high school students from grades 9-12.