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Glenelg Country School Top 12 · Most AP Courses (MD)
St. John's Episcopal School
Landon School Top 3 · Highest Avg. SAT Score (MD)

Best Maryland Private Schools Belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) (2026)

For the 2026 school year, there are 37 private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) serving 17,436 students in Maryland. You can also find more schools membership associations in Maryland.
The top ranked private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland include The Bryn Mawr School, Landon School, and Stone Ridge School of the Sacred Heart.
The average tuition cost is $33,181, which is higher than the Maryland private school average tuition cost of $16,397.
51% of private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland are religiously affiliated (most commonly Episcopal and Catholic).

Quick Facts (2026)

  • # Private Schools: 37

Quick Facts (2026)

  • # Private Schools: 37

Top Ranked Private Schools Belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland (2026)

Barrie School Photo
Barrie School
Gr: PK-12 | 421 students
Avg. class size: 15 students
Sports: 7 | Extracurriculars: 19
Montessori School
13500 Layhill Road
Silver Spring, MD 20906
(301) 576-2800
(4)
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Bullis School Photo
Bullis School
Gr: K-12 | 1,099 students
Avg. class size: 15 students
Sports: 21
10601 Falls Rd
Potomac, MD 20854
(301) 299-8500
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Glenelg Country School Photo
Glenelg Country School
Gr: NS-12 | 849 students
Avg. class size: 14 students
Sports: 12 | Extracurriculars: 25
12793 Folly Quarter Road
Ellicott City, MD 21042
(410) 531-7347
(4)
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Landon School Photo
Landon School
Gr: 3-12 | 710 students
Avg. class size: 14 students
Sports: 22 | Extracurriculars: 27
All-boys
6101 Wilson Lane
Bethesda, MD 20817
(301) 320-1067
(6)
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St. John's Episcopal School Photo
St. John's Episcopal School
Gr: PK-8 | 168 students
Avg. class size: 14 students
Sports: 5 | Extracurriculars: 3
Episcopal
3427 Olney Laytonsville Road
Olney, MD 20832
(301) 774-6804
(18)
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Map of The Bryn Mawr School
The Bryn Mawr School
Gr: PK-12 | 843 students
Avg. class size: 14 students
Sports: 16
All-girls
109 W Melrose Ave
Baltimore, MD 21210
(410) 323-8800
(1)
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Charles E Smith Jewish Day School Photo
Charles E Smith Jewish Day School
Gr: PK-12 | 890 students
Avg. class size: 17 students
Sports: 13 | Extracurriculars: 26
Jewish
1901 E Jefferson Street
Rockville, MD 20852
(301) 692-4803
(8)
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Christ Episcopal School Photo
Christ Episcopal School
Gr: NS-8 | 116 students
Avg. class size: 10 students
Sports: 4 | Extracurriculars: 3
Episcopal
109 S. Washington Street
Rockville, MD 20850
(301) 424-6550
(25)
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Connelly School Of The Holy Child Photo
Connelly School Of The Holy Child
Gr: 6-12 | 318 students
Avg. class size: 16 students
Sports: 14 | Extracurriculars: 19
All-girls (Catholic)
9029 Bradley Blvd
Potomac, MD 20854
(301) 365-0955
(1)
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Friends Meeting School Photo
Friends Meeting School
Gr: K-12 | 104 students
Avg. class size: 10 students
Sports: 5 | Extracurriculars: 8
Friends
3232 Green Valley Road
Ijamsville, MD 21754
(301) 798-0288
(10)
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Garrison Forest School Photo
Garrison Forest School
Gr: NS-12 | 512 students
Avg. class size: 15 students
Sports: 18 | Extracurriculars: 23
All-girls
300 Garrison Forest Road
Owings Mills, MD 21117
(410) 559-3111
(6)
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Gilman School Photo
Gilman School
Gr: PK-12 | 1,050 students
Avg. class size: 16 students
Sports: 16 | Extracurriculars: 35
All-boys
5407 Roland Avenue
Baltimore, MD 21210
(410) 323-3800
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Holy Trinity: An Episcopal School Photo
Holy Trinity: An Episcopal School
Gr: PK-8 | 445 students
Sports: 8 | Extracurriculars: 10
Episcopal
13106 Annapolis Rd
Bowie, MD 20720
(301) 464-3215
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Holy Trinity: An Episcopal School Photo
Holy Trinity: An Episcopal School
Gr: PK-8 | 445 students
Avg. class size: 20 students
Sports: 7 | Extracurriculars: 6
Episcopal
11902 Daisy Ln
Glenn Dale, MD 20769
(301) 464-3215
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Map of Indian Creek School
Indian Creek School
Gr: PK-12 | 560 students
Avg. class size: 15 students
Sports: 13 | Extracurriculars: 11
1130 Anne Chambers Way
Crownsville, MD 21032
(410) 923-3660
(3)
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Map of Jemicy School
Jemicy School
Gr: 1-12 | 453 students
Avg. class size: 6 students
Sports: 11 | Extracurriculars: 16
11 Celadon Rd
Owings Mills, MD 21117
(410) 653-2700
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John Carroll School Photo
John Carroll School
Gr: 9-12 | 715 students
Avg. class size: 19 students
Sports: 23
Catholic
703 E Churchville Rd
Bel Air, MD 21014
(410) 838-8333
View Profile
McDonogh School Photo
McDonogh School
Gr: PK-12 | 1,444 students
Avg. class size: 16 students
Sports: 21 | Extracurriculars: 88
8600 McDonogh Rd
Owings Mills, MD 21117
(443) 544-7020
(3)
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Mount Saint Joseph High School Photo
Mount Saint Joseph High School
Gr: 9-12 | 811 students
Avg. class size: 20 students
Sports: 17 | Extracurriculars: 66
All-boys (Catholic)
4403 Frederick Ave
Baltimore, MD 21229
(410) 644-3300
(1)
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Norwood School Photo
Norwood School
Gr: PK-8 | 463 students
Avg. class size: 10 students
Sports: 15 | Extracurriculars: 15
8821 River Road
Bethesda, MD 20817
(301) 365-2595
(5)
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Show 2 more private schools in Maryland (out of 37 total schools)
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Frequently Asked Questions

What are the top ranked private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland?
The top ranked private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland include The Bryn Mawr School, Landon School, and Stone Ridge School of the Sacred Heart.
How many private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) are located in Maryland?
37 private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) are located in Maryland.
How much do private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) cost in Maryland?
The average tuition cost is $33,181, which is higher than the Maryland private school average tuition cost of $16,397.
How diverse are private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland?
Maryland private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) are approximately 39% minority students, which is same as the Maryland private school average of 39%.
What percentage of private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) are religiously affiliated in Maryland?
51% of private schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in Maryland are religiously affiliated (most commonly Episcopal and Catholic).
37
Private Schools
17,436
Students
$33,181
Avg. Tuition
39%
Students of Color
7:1
Student-Teacher Ratio

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