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2026 lists

Largest Private Schools in Maryland

The private schools in Maryland with the most students. Top 50 of 430 schools.

#25 Largest Private Schools in Maryland

School of Incarnation

Diocesan school · Grades Pre-K–8

732 students

Gambrills, MD

B-Overall grade732 students17 students per teacher

#26 Largest Private Schools in Maryland

The Bryn Mawr School

Independent school · Grades Pre-K–12

709 students

Baltimore, MD

A+Overall gradeAll girls709 students6 students per teacher

#27 Largest Private Schools in Maryland

Glenelg Country School

Independent school · Grades Pre-K–12

705 students

Ellicott City, MD

A+Overall grade705 students8 students per teacher

#29 Largest Private Schools in Maryland

St. Mary's Ryken High School

Diocesan school · Grades 9–12

687 students

Leonardtown, MD

A+Overall grade687 students11 students per teacher

#31 Largest Private Schools in Maryland

St. Andrew's Episcopal School

Episcopal school · Grades Pre-K–12

673 students

Potomac, MD

A+Overall grade673 students7 students per teacher

#32 Largest Private Schools in Maryland

Bayaan Academy

Religious school · Grades 3–12

657 students

Baltimore, MD

BOverall grade657 students11 students per teacher

#33 Largest Private Schools in Maryland

Al-Huda School

Islamic school · Grades Pre-K–12

646 students

College Park, MD

A+Overall grade646 students11 students per teacher

#34 Largest Private Schools in Maryland

Calvert School

Independent school · Grades Pre-K–8

630 students

Baltimore, MD

A-Overall grade630 students8 students per teacher

#35 Largest Private Schools in Maryland

Melvin J Berman Hebrew Academy

Jewish day school · Grades Pre-K–12

615 students

Rockville, MD

AOverall grade615 students6 students per teacher

#36 Largest Private Schools in Maryland

St. Margaret School

Parish school · Grades K–8

596 students

Bel Air, MD

BOverall grade596 students15 students per teacher

#37 Largest Private Schools in Maryland

St. Ursula School

Parish school · Grades Pre-K–8

593 students

Baltimore, MD

BOverall grade593 students16 students per teacher

#38 Largest Private Schools in Maryland

Key School

Independent school · Grades Pre-K–12

580 students

Annapolis, MD

B+Overall grade580 students9 students per teacher

#40 Largest Private Schools in Maryland

Immaculate Conception School

Diocesan school · Grades Pre-K–8

557 students

Towson, MD

B+Overall grade557 students13 students per teacher

#41 Largest Private Schools in Maryland

Salisbury Christian School

Christian school (nondenominational) · Grades Pre-K–12

551 students

Salisbury, MD

B+Overall grade551 students12 students per teacher

#42 Largest Private Schools in Maryland

Archbishop Curley High School

Diocesan school · Grades 9–12

537 students

Baltimore, MD

B-Overall gradeAll boys537 students13 students per teacher

#43 Largest Private Schools in Maryland

Indian Creek School

Independent school · Grades Pre-K–12

535 students

Crownsville, MD

B+Overall grade535 students8 students per teacher

#44 Largest Private Schools in Maryland

Indian Creek School

Independent school · Grades Pre-K–12

532 students

Crownsville, MD

B+Overall grade532 students8 students per teacher

#45 Largest Private Schools in Maryland

St. John the Evangelist School

Diocesan school · Grades Pre-K–8

526 students

Severna Park, MD

BOverall grade526 students16 students per teacher

#46 Largest Private Schools in Maryland

Elizabeth Seton High School

Independent Catholic school · Grades 9–12

523 students

Bladensburg, MD

A+Overall gradeAll girls523 students6 students per teacher

#47 Largest Private Schools in Maryland

St. Joseph School - Fullerton

Diocesan school · Grades Pre-K–8

519 students

Baltimore, MD

BOverall grade519 students20 students per teacher

#48 Largest Private Schools in Maryland

Bnos Yisroel

Jewish day school · Grades Pre-K–12

518 students

Baltimore, MD

BOverall gradeAll girls518 students7 students per teacher

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From official public records, updated October 2026.

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