Trinity High School Graduates

"In the proud tradition of
Mercy (1948),
St. Thomas Aquinas (1954),
Rosary (1961),
St. Thomas Aquinas–Mercy (1985)"

Student Life

Trinity Catholic High School students are given the opportunity to participate in a broad range of co-curricular activities. These are designed to foster personal development and enrich their high school experience. This particular part of our site will give you a peek into the world of Trinity students, starting with the wide variety of opportunities that students have at our school. You will find information about the variety of extracurricular activities, clubs, and organizations that Trinity offers.




1720 Redman Road St. Louis, MO. 63138 // Main Office 314-741-1333