Learn and Bring Christ to the World

Welcome to St. Mark School. A private Catholic School in Catonsville, MD providing Preschool, Elementary, and Middle School Students with a strong Catholic Education

Bringing Smiles to Catonsville Since 1889

Welcome to St. Mark School. A private Catholic School in Catonsville, MD providing Preschool, Elementary, and Middle School Students with a strong Catholic Education

We're Not Just Any School We Are St. Mark Lions

St. Mark School Students Smiling

Who We Are

Welcome to St. Mark School where we learn and bring Christ to the world. As a Catholic School in Catonsville, Maryland our mission is to foster Christian values of service and personal responsibility in an environment of respect and compassion for others in the tradition of the Catholic Church.

We strive to instill self-confidence, intellectual curiosity, and strong academic performance through instruction based on the strengths of students’ various learning styles.

St. Mark School Admissions Announcement

St. Mark School Admissions Announcement

Ready to see what a St. Mark Catholic School education can do for your child? St. Mark School is excited to announce that we are opening a rolling admissions policy for the 2025-2026 school year for students in 5th, 6th, and 7th grade! See what a 135 years of providing students with rigorous and well-rounded Catholic education can do for your child! 

St. Mark School News

Drama Department Silent Auction

St. Mark School Drama Department Silent Auction St. Mark School Drama Department Silent Auction Welcome to the St. Mark School Drama Department Silent Auction! Support our talented students and bid...

St. Mark Summer Camps

St. Mark School Summer Camps 2025 Looking for an exciting way to keep your child engaged and learning over the summer? St. Mark School is proud to offer a variety of summer camps designed...

Upcoming Events

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Fast Facts About St. Mark School

Student-Teacher Ratio

Student Enrollment PreK-3 - Grade 8

Scholarships Awarded to Class of 2024

Years of Academic Excellence

In the Spotlight