Landon School Top 3 · Highest Avg. SAT Score (MD)

The Avalon School

Gilman School Top 3 · Highest Avg. SAT Score (MD)

Home > Maryland

Best Maryland All-Boys Private Schools

For the 2026-27 school year, there are 30 all-boys private schools serving 11,805 students in Maryland.

The all-boys private schools in Maryland include Georgetown Preparatory School, Gilman School, and Calvert Hall College High School.

The average tuition cost is $26,836, which is higher than the Maryland private school average tuition cost of $15,954.

70% of all-boys private schools in Maryland are religiously affiliated (most commonly Catholic and Jewish).

Quick Facts (26-27)

# Private Schools: 30
# Students Served: 11,805

Quick Facts (26-27)

# Private Schools: 30
# Students Served: 11,805

Maryland All-Boys Private School Trends

Private Schools

11,805

Students

$26,836

Avg. Tuition

Avg. Class Size

32%

Students of Color

9:1

Student-Teacher Ratio

Frequently Asked Questions

What are the top ranked all-boys private schools in Maryland?

The all-boys private schools in Maryland include Georgetown Preparatory School, Gilman School, and Calvert Hall College High School.

How many all-boys private schools are located in Maryland?

30 all-boys private schools are located in Maryland.

How much do all-boys private schools cost in Maryland?

The average tuition cost is $26,836, which is higher than the Maryland private school average tuition cost of $15,954.

How diverse are all-boys private schools in Maryland?

Maryland all-boys private schools are approximately 32% minority students, which is lower than the Maryland private school average of 39%.

What percentage of all-boys private schools are religiously affiliated in Maryland?

70% of all-boys private schools in Maryland are religiously affiliated (most commonly Catholic and Jewish).

Recent Articles

September 22, 2026

Who Handles Medication at a Private School?

Learn who handles student medication at private schools, what policies families should review, and which questions parents should ask about prescriptions, emergencies, storage, documentation, and daily administration.

September 22, 2026

Does Your Child Need a School With a Full-Time Nurse?

Learn when a full-time school nurse matters, how private schools handle medications, chronic conditions and emergencies, and which health-service questions parents should ask before enrolling their child.

September 22, 2026

The Course Availability Test: Are Classes Really Offered?

Learn how to verify whether private school catalog courses are actually offered each year, identify scheduling limitations, and ask better questions before choosing a school for your child today.