Private School Review - Established 2003
Archbishop Spalding High School Top 3 · Most AP Courses (MD)
St. Timothy's School Top 10 · Oldest Founding Date (MD)

Best Maryland Private High Schools Belonging to International Baccalaureate World School (IB) (2026-27)

For the 2026-27 school year, there are 2 private high schools belonging to International Baccalaureate World School (IB) serving 1,461 students in Maryland. You can also find more schools membership associations in Maryland.
The top ranked private high schools belonging to International Baccalaureate World School (IB) in Maryland include Archbishop Spalding High School and St. Timothy's School.
The average acceptance rate is 70%, which is lower than the Maryland private high school average acceptance rate of 79%.
100% of private high schools belonging to International Baccalaureate World School (IB) in Maryland are religiously affiliated (most commonly Catholic and Episcopal).

Quick Facts (2026-27)

  • # Private Schools: 2

Quick Facts (2026-27)

  • # Private Schools: 2

Top Ranked Private High Schools Belonging to International Baccalaureate World School (IB) in Maryland (2026-27)

Archbishop Spalding High School Photo
Archbishop Spalding High School
Gr: 9-12 | 1,286 students
Avg. class size: 20 students
Sports: 26 | Extracurriculars: 32
Catholic
8080 New Cut Road
Severn, MD 21144
(410) 969-9105
(1)
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St. Timothy's School Photo
St. Timothy's School
Gr: 9-12 | 175 students
Avg. class size: 12 students
Sports: 16 | Extracurriculars: 26
All-girls (Episcopal)
8400 Greenspring Avenue
Stevenson, MD 21153
(410) 486-7401
(1)
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Frequently Asked Questions

What are the top ranked private high schools belonging to International Baccalaureate World School (IB) in Maryland?
The top ranked private high schools belonging to International Baccalaureate World School (IB) in Maryland include Archbishop Spalding High School and St. Timothy's School.
How many private high schools belonging to International Baccalaureate World School (IB) are located in Maryland?
2 private high schools belonging to International Baccalaureate World School (IB) are located in Maryland.
What percentage of private high schools belonging to International Baccalaureate World School (IB) are religiously affiliated in Maryland?
100% of private high schools belonging to International Baccalaureate World School (IB) in Maryland are religiously affiliated (most commonly Catholic and Episcopal).
2
Private Schools
1,461
Students
$45,828
Avg. Tuition
30%
Students of Color
10:1
Student-Teacher Ratio

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