School Type
Faith-Based
Grade Levels
9-12
Student Enrollment
375
Neighborhood
Gwynedd Valley, Pennsylvania
Education
M.S. Education,
Administrative Certification,
Saint Joseph’s University
B.S. Mathematics,
B.A. History,
Gwynedd Mercy College
Mary has served as the principal of Gwynedd Mercy Academy High School since 2017. Previously, Mary was principal for ten years at Bishop McDevitt High School in Wyncote, Pennsylvania.
Mary’s previous experience includes serving as principal of her alma mater, John W. Hallahan Catholic Girls’ High School, Director of Secondary Personnel for the Archdiocese of Philadelphia, and math teacher. Mary grew up in Philadelphia.