Trinity Christian Academy is a member of the Cape Cod Super Six School Conference. The teams that comprise the league include Cape Cod Academy, Falmouth Academy, Lighthouse Charter, Rising Tide Charter, St. Pius, St. Francis Xavier, and Trinity Christian Academy of Cape Cod.
Trinity is committed to developing strong Christian leaders. Each high school student serves at least 100 community service hours prior to graduation. High school students are also encouraged to participate in extracurricular activities including student council, the Upper-Level praise and worship group, drama club, yearbook, various clubs, and sports.