Private School Review - Established 2003
Saint Mark's High School Top 4 · Most AP Courses (DE)
Tower Hill School Top 3 · Highest Avg. SAT Score (DE)
Red Lion Christian Academy Top 4 · Highest Avg. SAT Score (DE)

Best Delaware Private Schools Belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) (2026-27)

For the 2026-27 school year, there are 14 private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) serving 5,534 students in Delaware. You can also find more schools membership associations in Delaware.
The top ranked private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware include Red Lion Christian Academy, The Tatnall School, and Salesianum School.
The average tuition cost is $19,173, which is higher than the Delaware private school average tuition cost of $16,213.
64% of private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware are religiously affiliated (most commonly Catholic and Christian).

Quick Facts (2026-27)

  • # Private Schools: 14

Quick Facts (2026-27)

  • # Private Schools: 14

Top Ranked Private Schools Belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware (2026-27)

Albert Einstein Academy Photo
Albert Einstein Academy
Gr: K-5 | 35 students
Avg. class size: 11 students
Specialized Curriculum (Jewish)
101 Garden Of Eden Rd
Wilmington, DE 19803
(302) 478-5026
(9)
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Red Lion Christian Academy Photo
Red Lion Christian Academy
Gr: NS-12 | 1,002 students
Avg. class size: 20 students
Sports: 13 | Extracurriculars: 28
Christian
1390 Red Lion Road
Bear, DE 19701
(302) 834-2526
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St. Annes Episcopal School Photo
St. Annes Episcopal School
Gr: NS-8 | 294 students
Avg. class size: 15 students
Sports: 6 | Extracurriculars: 8
Episcopal
211 Silver Lake Road
Middletown, DE 19709
(302) 378-3179
(1)
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St. Edmond's Academy Photo
St. Edmond's Academy
Gr: K-8 | 162 students
Avg. class size: 14 students
Sports: 10 | Extracurriculars: 16
All-boys (Catholic)
2120 Veale Rd
Wilmington, DE 19810
(302) 475-5370
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St. Elizabeth School Photo
St. Elizabeth School
Gr: PK-12 | 433 students
Avg. class size: 20 students
Sports: 14
Catholic
1500 Cedar St
Wilmington, DE 19805
(302) 656-3369
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Saint Mark's High School Photo
Saint Mark's High School
Gr: 9-12 | 716 students
Avg. class size: 20 students
Sports: 17 | Extracurriculars: 34
Catholic
2501 Pike Creek Road
Wilmington, DE 19808
(302) 757-8721
(10)
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Salesianum School Photo
Salesianum School
Gr: 9-12 | 930 students
Avg. class size: 18 students
Sports: 21 | Extracurriculars: 60
All-boys (Catholic)
1801 N Broom Street
Wilmington, DE 19802
(302) 654-2495
(1)
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The Tatnall School Photo
The Tatnall School
Gr: NS-12 | 486 students
Avg. class size: 12 students
Sports: 15 | Extracurriculars: 9
1501 Barley Mill Road
Wilmington, DE 19807
(302) 892-4296
(15)
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Tower Hill School Photo
Tower Hill School
Gr: NS-12 | 849 students
Avg. class size: 15 students
Sports: 17 | Extracurriculars: 24
2813 W 17th Street
Wilmington, DE 19806
(302) 575-0550
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Dover First Christian School Photo
Dover First Christian School
Gr: PK-8 | 53 students
Avg. class size: 12 students
Sports: 1 | Extracurriculars: 3
Christian
655 Wyoming Ave
Dover, DE 19904
(302) 526-4998
(6)
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The Hockessin Montessori School Photo
The Hockessin Montessori School
Gr: PK-8 | 234 students
Avg. class size: 20 students
Montessori School
1000 Old Lancaster Pike
Hockessin, DE 19707
(302) 234-1240
(1)
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Map of Towle Institute
Towle Institute
Gr: 4-12 | 36 students
Avg. class size: 14 students
Alternative School (Christian)
199 Polly Drummond Hill Road
Newark, DE 19711
(302) 993-1408
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Map of Tutor Time Child Care
Tutor Time Child Care
Gr: PK-K | 142 students
Avg. class size: 14 students
Extracurriculars: 5
Alternative School
491 South Harmony Road
Newark, DE 19713
(855) 887-8945
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Wilmington Montessori School Photo
Wilmington Montessori School
Gr: NS-8 | 162 students
Avg. class size: 13 students
Sports: 2 | Extracurriculars: 13
Montessori School
1400 Harvey Road
Wilmington, DE 19810
(302) 475-0555
(1)
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Frequently Asked Questions

What are the top ranked private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware?
The top ranked private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware include Red Lion Christian Academy, The Tatnall School, and Salesianum School.
How many private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) are located in Delaware?
14 private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) are located in Delaware.
How much do private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) cost in Delaware?
The average tuition cost is $19,173, which is higher than the Delaware private school average tuition cost of $16,213.
How diverse are private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware?
Delaware private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) are approximately 26% minority students, which is lower than the Delaware private school average of 27%.
What percentage of private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) are religiously affiliated in Delaware?
64% of private schools belonging to Middle States Association Commissions on Elementary and Secondary Schools (MSA-CESS) in Delaware are religiously affiliated (most commonly Catholic and Christian).
14
Private Schools
5,534
Students
$19,173
Avg. Tuition
26%
Students of Color
9:1
Student-Teacher Ratio

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