Private School Review - Established 2003
Centreville Layton School Top 4 · Lowest Acceptance Rate (DE)
Wilmington Friends School Top 3 · Highest Avg. ACT Score (DE)
St. Annes Episcopal School Top 9 · Most AP Courses (DE)

Best Delaware Private Schools Belonging to Delaware Association of Independent Schools (2026)

For the 2026 school year, there are 12 private schools belonging to Delaware Association of Independent Schools serving 4,935 students in Delaware. You can also find more schools membership associations in Delaware.
The top ranked private schools belonging to Delaware Association of Independent Schools in Delaware include St. Elizabeth School, Archmere Academy, and The Tatnall School.
The average acceptance rate is 83%, which is lower than the Delaware private school average acceptance rate of 86%.
50% of private schools belonging to Delaware Association of Independent Schools in Delaware are religiously affiliated (most commonly Catholic and Friends).

Quick Facts (2026)

  • # Private Schools: 12

Quick Facts (2026)

  • # Private Schools: 12

Top Ranked Private Schools Belonging to Delaware Association of Independent Schools in Delaware (2026)

Centreville Layton School Photo
Centreville Layton School
Gr: K-12 | 97 students
Avg. class size: 8 students
Sports: 6
Alternative School
6201 Kennett Pike
Wilmington, DE 19807
(302) 571-0230
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Wilmington Friends School Photo
Wilmington Friends School
Gr: NS-12 | 709 students
Avg. class size: 12 students
Sports: 14 | Extracurriculars: 39
Friends
101 School Road
Wilmington, DE 19803
(302) 576-2900
(1)
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Archmere Academy Photo
Archmere Academy
Gr: 9-12 | 469 students
Avg. class size: 15 students
Sports: 20 | Extracurriculars: 38
Catholic
3600 Philadelphia Pike
Claymont, DE 19703
(302) 798-6632
(7)
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The Independence School Photo
The Independence School
Gr: NS-8 | 470 students
Avg. class size: 19 students
Sports: 11 | Extracurriculars: 13
1300 Paper Mill Road
Newark, DE 19711
(302) 239-0332
(3)
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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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Sanford School Photo
Sanford School
Gr: NS-12 | 703 students
Avg. class size: 13 students
Sports: 16
6900 Lancaster Pike
Hockessin, DE 19707
(302) 235-6503
(2)
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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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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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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 Delaware Association of Independent Schools in Delaware?
The top ranked private schools belonging to Delaware Association of Independent Schools in Delaware include St. Elizabeth School, Archmere Academy, and The Tatnall School.
How many private schools belonging to Delaware Association of Independent Schools are located in Delaware?
12 private schools belonging to Delaware Association of Independent Schools are located in Delaware.
How diverse are private schools belonging to Delaware Association of Independent Schools in Delaware?
Delaware private schools belonging to Delaware Association of Independent Schools are approximately 25% minority students, which is lower than the Delaware private school average of 27%.
What percentage of private schools belonging to Delaware Association of Independent Schools are religiously affiliated in Delaware?
50% of private schools belonging to Delaware Association of Independent Schools in Delaware are religiously affiliated (most commonly Catholic and Friends).
12
Private Schools
4,935
Students
$24,808
Avg. Tuition
25%
Students of Color
8:1
Student-Teacher Ratio

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