St. Mary’s South Side Catholic High School is an all-boys school rooted in the Marianist tradition, offering a comprehensive college prep curriculum and an honors program along with college credit courses. St. Mary’s is situated on the 27-acre Frank J. Bommarito Campus in the Dutchtown neighborhood of South St. Louis.

Contact

Address
4701 S. Grand Blvd.
St. Louis, MO 63111
Telephone
314-481-8400
Website
stmaryshs.com
St. Mary’s South Side Catholic High School, 4701 S. Grand Blvd.