#49 Largest Private Schools in Maryland
St. Marys High School
Diocesan school · Grades 9–12
511 students
Annapolis, MD
BOverall grade511 students15 students per teacher
2026 lists
Largest Private Schools in Maryland
The private schools in Maryland with the most students. Top 50 of 430 schools.
#50 Largest Private Schools in Maryland
Georgetown Preparatory School
Parish school · Grades 9–12
500 students
North Bethesda, MD
A+Overall gradeAll boys500 students8 students per teacher
From official public records, updated October 2026.