Founded in 1922, Stony Brook School is a private, Christian, co-educational, college-preparatory boarding and day school in Stony Brook, New York, United States.
Quick Stats (2025)
- Grades: 7-12
- Enrollment: 460 students
- Yearly Tuition (ÌÇÐÄvlog¹ÙÍø Students): $66,300
- Yearly Tuition (Day Students): $36,400
- Acceptance rate: 40%
- Average class size: 17 students
- Application Deadline: Dec. 15 / Jan. 15 / rolling
- Source: Verified school update
Top Rankings
The Stony Brook School ranks among the top 20 boarding schools (out of 277 schools) for:
School Overview
School Focus
College Preparatory
College Preparatory
Grades Offered
7-12
9-12
School Type
Co-ed
Co-ed
Learning Difference Programs
https://www.sbs.org/academics/
n/a
Year Founded
1922
1907
Campus Size
55 acres
125 acres
School Motto
Character Before Career
School Mascot
Bears
School Calendar
First Day of School
Fri. Aug 1, 2025
Last Day of School
Fri. May 1, 2026
Student Body
Enrollment
460 students
315 students
% Students of Color
60%
27%
% International Students
31%
20%
% Students ÌÇÐÄvlog¹ÙÍø
48%
70%
Average SAT Score
1350
(Out of 1600)
(Out of 1600)
* National Avg. »
Average ACT score
33
(Out of 36)
(Out of 36)
*National Avg. »
Offers Post-Grad Year
No
No
Academics and Faculty
Saturday Classes
Yes
No
Frequency of Saturday Classes
Weekly
Less than once a month
Average Class Size
17 students
12
* National Avg. »
Student : Teacher Ratio
9:1
7:1
# of AP / Advanced Courses Offered
22
18
ESL Courses Offered
No
Yes
% Faculty with Advanced Degree
71%
72%
Summer Program Details
Tuition Cost
Endowment Size
$19 million
$30 million
Yearly Tuition
(ÌÇÐÄvlog¹ÙÍø Students)
(ÌÇÐÄvlog¹ÙÍø Students)
$66,300
(5-day ÌÇÐÄvlog¹ÙÍø - $59300 7-Day ÌÇÐÄvlog¹ÙÍø - $66300)
(5-day ÌÇÐÄvlog¹ÙÍø - $59300 7-Day ÌÇÐÄvlog¹ÙÍø - $66300)
$66,590
Yearly Tuition
(Day Students)
(Day Students)
$36,400
(Middle School Day - $31200 Upper School Day - $36400)
(Middle School Day - $31200 Upper School Day - $36400)
$36,000
Tuition international students
$71,200
$57,650
Yearly Tuition
(5 Day ÌÇÐÄvlog¹ÙÍø)
(5 Day ÌÇÐÄvlog¹ÙÍø)
$59,300
$49,300
% Students on Financial Aid
40%
40%
Merit Scholarships Offered
No
No
Admissions
Application Deadline
Dec. 15 / Jan. 15 / rolling
Jan. 15
Accepts Standardized Application ( and/or )
No
No
Acceptance Rate
40%
64%
Director of Admissions
Luke Heywood
Application URL
AP / Advanced Courses
# of AP / Advanced Courses Offered
22
18
Courses
AP Biology, AP Calculus AB, AP Calculus BC, AP Chemistry, AP Computer Science, AP English, AP Environmental Science, AP European History, AP French, AP Microeconomics, AP Music Theory, AP Physics, AP Psychology, AP Spanish, AP Statistics, AP Studio Art, AP US History, College-Level Chinese, College-Level Ethics and Politics, College-Level History of Philosophy, College-Level Latin, College-Level Linear Algebra, College-Level Physics, Multivariable Calculus Honors
Sports
# Interscholastic Sports Offered
17
16
Sports
Extracurriculars
Total Extracurricular Organizations
10
23
Extracurriculars
Club or Organization:
AMC Math Competition, Ethics Bowl, Mock Trial, Science Olympiad
Arts and Music Programs:
Chamber Orchestra, Chamber Singers, Choir, Theater Arts Society
Recreational Athletic Programs:
Chess Club, Robotics Club
AMC Math Competition, Ethics Bowl, Mock Trial, Science Olympiad
Arts and Music Programs:
Chamber Orchestra, Chamber Singers, Choir, Theater Arts Society
Recreational Athletic Programs:
Chess Club, Robotics Club
College Matriculation
Year:
10 Most Popular College Choices (# Enrolled)
School Notes
- Founded in 1922 with the motto "Character Before Career," The Stony Brook School is an independent Christian college preparatory boarding and day school for students in grades 7-12. It exists to challenge young men and women to know Jesus Christ as Lord, to love others as themselves, and to grow in knowledge and skill, in order that they may serve the world through their character and leadership. Distinguished for its academics and set apart by its mission, The Stony Brook School is widely known for its passion for character education. Located on the beautiful north shore of Long Island, the 55-acre campus is home to just over 400 students. Most of our faculty members live on or near campus. With students from all over the United States and 27 countries, The Stony Brook School has truly emerged as one of the most diverse private schools in the nation. Stony Brook offers a rigorous college preparatory program that combines traditional academics with competitive athletics, training in the visual and performing arts, and a focus on character development set in the framework of Christian belief and example.
- LD types supported: https://www.sbs.org/academics/
- The Stony Brook School accreditations: The Association of ÌÇÐÄvlog¹ÙÍø Schools
- Sample of notable school alumni/alumnae:
- Andreas Simoni, renowned rower opening doors to top colleges -
- Cassandra Rohan, athlete excelling in school and sports -
Source: Verified school update
Frequently Asked Questions
How much does The Stony Brook School cost?
The Stony Brook School's tuition is approximately $66,300 for boarding students and $36,400 for day students.
What is the acceptance rate of The Stony Brook School?
The acceptance rate of The Stony Brook School is 40%, which is lower than the boarding school average of 64%.
Who are famous alumni from The Stony Brook School?
The Stony Brook School famous alumni include: Andreas Simoni, renowned rower opening doors to top colleges and Cassandra Rohan, athlete excelling in school and sports.
What sports does The Stony Brook School offer?
The Stony Brook School offers 17 interscholastic sports: Badminton, Baseball, Basketball, Crew, Cross Country, Cross Country Running, Dance, Golf, Lacrosse, Sailing, Soccer, Swimming, Tennis, Track, Track and Field, Volleyball and Wrestling.
Does The Stony Brook School offer a summer program?
Yes, The Stony Brook School offers a summer program. Visit their for more information.
What is The Stony Brook School's ranking?
The Stony Brook School ranks among the top 20 boarding schools for High average SAT scores and High ACT scores.
When is the application deadline for The Stony Brook School?
The application deadline for The Stony Brook School is Dec. 15 / Jan. 15 / rolling (applications are due on Dec. 15 / Jan. 15 but additional applications are reviewed year-round as space permits ).
Recent Articles

Understanding Financial Aid
We explore the intricacies of financial aid within boarding schools, exploring how institutions are working to make quality education accessible to students from diverse economic backgrounds.

What is Progressive Education?
The promise of progressive education is as the students come to the solution, they’re active, they’re engaged, they’re motivated, and they’re learning. Most progressive schools encourage students to explore other areas of their development where young people find focus or uncover the contentment of stillness. It is about learning how to think, not what to think.

February 09, 2025
America's Elite Catholic ÌÇÐÄvlog¹ÙÍø Schools: Tradition Meets ExcellenceExplore the distinguished world of America's top Catholic boarding schools, where academic excellence, athletic achievement, and Catholic values create a transformative educational experience. This comprehensive overview highlights ten institutions that exemplify the finest in Catholic secondary education.