Washington Catholic High School is a private, Roman Catholic high school in Washington, Indiana. It is a part of the Roman Catholic Diocese of Evansville. It is part of a larger school system that was founded by Mother Theodore Guerin in 1857. Until recently, it was under the care of the Sisters of Providence of Saint Mary-of-the-Woods. The school's clubs and extracurriculars consist of M.S./H.S. Choir (Participating in the yearly regional ISSMA vocal contest), Key Club, Beta Club, Art Club, M.S./H.S.