River High School is a public high school in Hannibal, Ohio. Approximately 210 students in grades 9-12 attend the school. It is one of three high schools in the Switzerland of Ohio Local School District. Their nickname is the Pilots. They are members of the Ohio Valley Athletic Conference. They have many sports and clubs which include: Volleyball, Fellowship of Christian Students, Spanish Club, French Club, Track and Field, Cross Country, Football, Basketball, Softball, Baseball, Wrestling, Golf, National Honor Society, and Ski Club; among many othersOhio High School Athletic Association State Championships Boys Baseball – 1940*, 1963* * Titles won by Powhatan High School prior to merger into River High School.