The Tatnall School Photo - Tatnall's 110-acre campus is located just west of Wilmington in Greenville, Delaware. Housing a National Wildlife Federation-accredited schoolyard habitat, five outdoor classrooms and bordering the Downs Nature Conservancy, the spacious campus provides expansive playing fields and opportunities for outdoor environmental study.

Top 5 Best Delaware Private Schools Belonging to Delaware Association of Independent Schools (2024-25)

For the 2024-25 school year, there are 12 private schools belonging to Delaware Association of Independent Schools serving 4,874 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 Archmere Academy, St. Elizabeth School and The Tatnall School.
The average acceptance rate is 85%, which is lower than the Delaware private school average acceptance rate of 90%.
50% of private schools belonging to Delaware Association of Independent Schools in Delaware are religiously affiliated (most commonly Catholic and Episcopal).

Top Ranked Private Schools Belonging to Delaware Association of Independent Schools in Delaware (2024-25)

School
Location
Grades
Students
The Tatnall School
The Tatnall School Photo - Tatnall's 110-acre campus is located just west of Wilmington in Greenville, Delaware. Housing a National Wildlife Federation-accredited schoolyard habitat, five outdoor classrooms and bordering the Downs Nature Conservancy, the spacious campus provides expansive playing fields and opportunities for outdoor environmental study.
(10)
1501 Barley Mill Road
Wilmington, DE 19807
(302) 892-4296
Grades: NS-12
| 486 students
Wilmington Friends School
Wilmington Friends School Photo - Technology, including the one-to-one program for all students preschool - 12th grade, supports collaborative learning at Friends. The point is not the hardware but what it makes possible in teaching and engaging students in 21st century skills.
(Friends)
(1)
101 School Road
Wilmington, DE 19803
(302) 576-2900
Grades: NS-12
| 687 students
Centerville Layton School
Centerville Layton School Photo - Beautiful campus
Alternative School
6201 Kennett Pike
Wilmington, DE 19807
(302) 571-0230
Grades: K-12
| 83 students
Archmere Academy
(Catholic)
(7)
3600 Philadelphia Pike
Claymont, DE 19703
(302) 798-6632
Grades: 9-12
| 514 students
The Independence School
The Independence School Photo
(2)
1300 Paper Mill Road
Newark, DE 19711
(302) 239-0332
Grades: NS-8
| 436 students
St. Annes Episcopal School
St. Annes Episcopal School Photo
(Episcopal)
(1)
211 Silver Lake Road
Middletown, DE 19709
(302) 378-3179
Grades: NS-8
| 294 students
St. Edmond's Academy
St. Edmond's Academy Photo
All-boys (Catholic)
2120 Veale Rd
Wilmington, DE 19810
(302) 475-5370
Grades: PK-8
| 162 students
St. Elizabeth School
St. Elizabeth School Photo
(Catholic)
1500 Cedar St
Wilmington, DE 19805
(302) 656-3369
Grades: PK-12
| 433 students
St. Mark's High School
St. Mark's High School Photo
(Catholic)
(10)
2501 Pike Creek Road
Wilmington, DE 19808
(302) 757-8704
Grades: 9-12
| 716 students
Sanford School
(1)
6900 Lancaster Pike
Hockessin, DE 19707
(302) 235-6503
Grades: NS-12
| 656 students
The Hockessin Montessori School
The Hockessin Montessori School Photo
Montessori School
(1)
1000 Old Lancaster Pike
Hockessin, DE 19707
(302) 234-1240
Grades: PK-8
| 221 students
Wilmington Montessori School
Wilmington Montessori School Photo - Primary (3- to 6-year-old) Program - Preschool and Kindergarten - Students work together to create the Montessori Pink Tower.
Montessori School
(1)
1400 Harvey Road
Wilmington, DE 19810
(302) 475-0555
Grades: NS-8
| 199 students

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