Trinity is a part of the PIAA District III and the Mid Penn Conference. It has been known for its athletics for many years. The boys and girls basketball teams have claimed multiple PIAA State Championships as well as several District Championships. The boys Track and Field teams won two straight PIAA State Championships in 2010 and 2011. The girls soccer team was the runner up in the 2010 PIAA State tournament. Athletes from Trinity High School also won PIAA state gold in boys cross country (2010) and girls diving (2011).