Harding Senior High School is a public comprehensive high school located on the East Side of Saint Paul, Minnesota, United States. The school is one of the nine high schools in the Saint Paul Public School District and is the largest high school in the city of Saint Paul, with enrollment at approximately 1,908. The school was opened in 1926 as the second high school on the East Side, after Johnson Senior High School. Harding is part of the IB Diploma Programme. Harding is a member of the Minnesota State High School League and the athletic teams compete in the Saint Paul City Conference.