Beginning the 2023-24 school year, Pope St. John XXIII STEM Academy is excited to join Washington Interscholastic Activities Association (WIAA) as part of Chinook Middle School League. Done in partnership with other schools in our area, this is an exciting move to continue athletics at PSJSTEM. Please contact the school office or athletics@psjstem.org with questions regarding sports at Pope St. John XXIII STEM Academy.