Founded in 1869, Stoneleigh-Burnham School (SBS) is a boarding and day school for girls in Grades 7 - 12 and Postgraduate (PG). Located in Western Massachusetts, SBS is the first and only girls' school in New England to offer the International Baccalaureate (IB) Diploma Programme.
Quick Facts (2025-26)
- Grades: 7-12, PG
- Enrollment: 120 students
- Yearly Tuition (51³Ô¹ÏÍø Students): $73,400
- Yearly Tuition (Day Students): $32,100
- Average class size: 10 students
- Application Deadline: Feb. 1 / rolling
- Source: Verified school update
Upcoming Events
Top Rankings
Stoneleigh-Burnham School ranks among the top 5 all-girls schools (out of 19 all-girls schools) for:
Category
Attribute
Community Size
School Overview
School Focus
College Preparatory
College Preparatory
Year Founded
1869
1907
Campus Size
100 acres
130 acres
Student Body
Enrollment
120 students
320 students
% Students of Color
17%
27%
% International Students
18%
20%
% Students 51³Ô¹ÏÍø
45%
67%
Average ACT score
26
(Out of 36)
(Out of 36)
*National Avg. »
Offers Post-Grad Year
Yes
No
Academics and Faculty
Saturday Classes
No
No
Average Class Size
10 students
12
* National Avg. »
Student-Teacher Ratio
6:1
7:1
Number of IB Courses Offered
18
-
% Faculty with Advanced Degree
80%
72%
Summer Program Details
Tuition Cost
Yearly Tuition
(51³Ô¹ÏÍø Students)
(51³Ô¹ÏÍø Students)
$73,400
(New Family 2025-2026 Tuition *Includes fees with the exceptions of Tuition Insurance: 7-Day 51³Ô¹ÏÍø (Domestic) (Grades 7-12 & Postgraduate) $73,400)
(New Family 2025-2026 Tuition *Includes fees with the exceptions of Tuition Insurance: 7-Day 51³Ô¹ÏÍø (Domestic) (Grades 7-12 & Postgraduate) $73,400)
$69,000
Yearly Tuition
(Day Students)
(Day Students)
$32,100
(New Family 2025-2026 Tuition *Includes fees with the exceptions of Tuition Insurance: Day Students (Grades 9-12 & Postgraduate) $32,100 Day Students (Grades 7-8) $27,100)
(New Family 2025-2026 Tuition *Includes fees with the exceptions of Tuition Insurance: Day Students (Grades 9-12 & Postgraduate) $32,100 Day Students (Grades 7-8) $27,100)
$38,000
Tuition international students
$77,600
$58,650
Yearly Tuition
(5 Day 51³Ô¹ÏÍø)
(5 Day 51³Ô¹ÏÍø)
$66,400
$49,700
% Students on Financial Aid
48%
40%
Admissions
Application Deadline
Feb. 1 / rolling
Jan. 15
Director of Admissions
Robin Abel
Application URL
AP / Advanced Courses
# of AP / Advanced Courses Offered
n/a
18
Courses
IB Creativity Activity Service (CAS)IB Dance (SL & HL)
IB English Literature (SL & HL)IB Environmental Systems & Societies (SL)
IB French (SL & HL)IB History (SL & HL)
IB Mathematics (SL & HL)IB Music (SL & HL)
IB Spanish (SL & HL)IB Theory of Knowledge
IB Visual Arts (SL & HL)
Sports
# Interscholastic Sports Offered
9
16
Extracurriculars
Total Extracurricular Organizations
17
23
Extracurriculars
Club or Organization:
Arts and Music Programs:
Blue Key TourguidesCommunity Service Club
Debate and Public SpeakingGender and Sexuality Alliance
Peer TutorsResident Assistants
Student Alumnae AssociationStudent Council
Students of Color Affinity Group
Arts and Music Programs:
College Matriculation
College Acceptance Rate
98%
10 Most Popular College Choices (# Enrolled)
School Notes
- Founded in 1869, Stoneleigh-Burnham School (SBS) is a boarding and day school for girls in Grades 7 - 12 and Postgraduate (PG). Nestled in the Connecticut River Valley of Western Massachusetts, SBS educates students from across the country and around the world on our beautiful 100-acre campus. Located 58 miles from Bradley International Airport in Hartford, Connecticut and 97 miles from Logan International Airport in Boston, Massachusetts, SBS is geographically situated nearby the Five College Consortium- a higher education non-profit fostering a vibrant intellectual community that includes Amherst College, Hampshire College, Mount Holyoke College, Smith College, and the University of Massachusetts Amherst. SBS students have access to collaborative academic programs, enterprise initiatives, and community engagement.
- 51³Ô¹ÏÍø begins in Grade 7 and international students are welcome to enroll in Middle School (Grade 7 & 8). Additionally, students are welcome to enroll throughout the year due to our flexible enrollment program. We encourage you to visit sbschool.org/admissions to learn more.
- SBS is the first and only girls' school in New England to offer the International Baccalaureate (IB) Diploma Programme.
- Inspiring students to pursue meaningful lives based on honor, respect, and intellectual curiosity, SBS provides opportunities for a well-rounded educational experience. These include, but are not limited to, artistic endeavors in both the visual and performing arts, competitive and recreational athletic pursuits, dynamic clubs and dedicated student affinity groups, a world-class Debate & Public Speaking Society, and an internationally recognized equestrian program.
- Stoneleigh-Burnham School accreditations: NEASC
- School Motto: We Discover Our Voice
- School Mascot: Athena The Owl
Source: Verified school update
Frequently Asked Questions
How much does Stoneleigh-Burnham School cost?
Stoneleigh-Burnham School's tuition is approximately $73,400 for boarding students and $32,100 for day students.
What sports does Stoneleigh-Burnham School offer?
Stoneleigh-Burnham School offers 9 interscholastic sports: Ballet, Basketball, Dance, Equestrian, Riding, Soccer, Softball, Tennis and Volleyball.
Does Stoneleigh-Burnham School offer a summer program?
Yes, Stoneleigh-Burnham School offers a summer program. Visit their for more information.
What is Stoneleigh-Burnham School's ranking?
Stoneleigh-Burnham School ranks among the top 20 boarding schools for Small student body (number of students).
When is the application deadline for Stoneleigh-Burnham School?
The application deadline for Stoneleigh-Burnham School is Feb. 1 / rolling (applications are due on Feb. 1 but additional applications are reviewed year-round as space permits ).
Alumni Reviews Review School
Review
Description
Stoneleigh-Burnham School Alumni #1
Class of 1986
5.002/24/2018
Dickinson College and wake Forest University
Class of 1986
5.002/24/2018
Dickinson College and wake Forest University
Attending Stoneleigh-Burnham was one of the greatest experiences I had as I journeyed toward becoming an independent, self-motivated young woman. Unlike the standard high school and other boarding schools, Stoneleigh offers a greater acceptance of. . .
SBS provided two things I was looking for in a boarding school: a small tight knit community and a rigorous academic program combined with opportunities for social growth as well. . .
The reason I chose my school was because I am an equestrian and the barn at my high school was at the end of the driveway. The reason I stayed was because I found a. . .
Show more reviews (12 reviews)
Related Schools
Show me:
People that viewed Stoneleigh-Burnham School also viewed these schools: Grier School, Dana Hall School, The Ethel Walker School, Miss Porter's School and Westover School.
The nearest boarding school to Stoneleigh-Burnham School is The Bement School (4.7 miles away)
School
Location
Miles
Quick Facts
2522 Grier School Road
Tyrone, PA 16686
(814) 684-3000
Tyrone, PA 16686
(814) 684-3000
321.2 miles
Gr: 7-12, PG | 5-12, PG (day) | 235 students Student-teacher ratio: 6:1 Avg. class size: 9 students Acceptance rate: 50% Tuition listed
45 Dana Road
Wellesley, MA 02482
(781) 489-1331
Wellesley, MA 02482
(781) 489-1331
69.8 miles
Gr: 9-12 | 5-12 (day) | 464 students Student-teacher ratio: 6:1 Avg. class size: 12 students Tuition listed
230 Bushy Hill Road
Simsbury, CT 06070
(860) 408-4200
Simsbury, CT 06070
(860) 408-4200
54.4 miles
Gr: 7-12, PG | 226 students Student-teacher ratio: 6:1 Avg. class size: 12 students Acceptance rate: 47% Tuition listed
60 Main Street
Farmington, CT 06032
(860) 409-3530
Farmington, CT 06032
(860) 409-3530
62.9 miles
Gr: 9-12 | 345 students Student-teacher ratio: 6:1 Avg. class size: 12 students Acceptance rate: 40% Tuition listed
1237 Whittemore Rd.
Middlebury, CT 06762
(203) 577-4521
Middlebury, CT 06762
(203) 577-4521
80.1 miles
Gr: 9-12, PG | 192 students Student-teacher ratio: 4:1 Avg. class size: 12 students Acceptance rate: 65% Tuition listed
Recent Articles
Pros & Cons of 51³Ô¹ÏÍø School in 2025
Explore the modern advantages and challenges of boarding school education in 2025—with insights on cost, well-being, diversity, and college outcomes.
Myths Debunked
Explore updated 2025 facts about boarding schools—cost, diversity, academic outcomes—and debunk common myths for parents and students.
Why Choose 51³Ô¹ÏÍø School in 2025 — Key Benefits & Realities
Explore why families opt for boarding school in 2025: rigorous academics, global networks, life skills, financial aid, and preparation for the future.
