St. Stephen's School is a co-educational, non-denominational, boarding and day school, enrolling students from age 14-19 in grades 9-12
Founded in 1964, St. Stephen's provides a demanding classical liberal arts education taking full advantage of its location in the historic center of Rome.
The school is modeled after the American independent school tradition and offers a rigorous program based on well-rounded and comprehensive preparation for each student in six major academic areas: English, Foreign and Classical Languages, History, Experimental Science, Mathematics, and the Arts. The primary objectives are academic excellence, fostering fellowship and cooperation among students and faculty, and developing students into independent, responsible, and engaged members of the broader world community.
The curriculum prepares students for the American high school diploma and the International Baccalaureate (IB) diploma, enabling them to enter universities worldwide.
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 310 students
- Yearly Tuition (51³Ô¹ÏÍø Students): $66,533
- Yearly Tuition (Day Students): $40,286
- Acceptance rate: 44%
- Average class size: 15 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Stephen's School ranks among the top 20 boarding schools (out of 275 schools) for:
Category
Attribute
Faculty Education
School Overview
Definition of Terms | 2025 School Data
St. Stephen's School
School Focus
College Preparatory
Grades Offered
9-12
School Type
Co-ed
ADD/ADHD Support
Supports (LD)
Learning Difference Programs
Yes
Religious Affiliation
Year Founded
1964
Campus Size
3 acres
First Day of School
Thu. Aug 27, 2026
School Motto
Mens: Voluntas: Gratia
Student Body
Enrollment
310 students
% Students of Color
13%
% International Students
84%
% Students 51³Ô¹ÏÍø
20%
Offers Post-Grad Year
No
Academic Profile
Saturday Classes
No
Classroom Dress Code
Average Class Size
15 students
Student-Teacher Ratio
6:1
Number of IB Courses Offered
29
ESL Courses Offered
% Faculty with Advanced Degree
90%
Summer Program Offered
Summer Program Details
Accreditations
New England Association of Schools and Colleges (NEASC)
Council of International Schools (COIS)
Council of International Schools (COIS)
# of AP / Advanced Courses Offered
n/a
Courses
Tuition & Financial Aid
Endowment Size
$15 million
Yearly Tuition
(51³Ô¹ÏÍø Students)
(51³Ô¹ÏÍø Students)
$66,533
(May vary based on exchange rate)
(May vary based on exchange rate)
Yearly Tuition
(Day Students)
(Day Students)
$40,286
(May vary based on exchange rate)
(May vary based on exchange rate)
% Students on Financial Aid
13%
Merit Scholarships Offered
No
Admissions
Application Deadline
None / Rolling
Acceptance Rate
44%
Director of Admissions
Jenni Battaglieri
Alex Perniciaro
Alex Perniciaro
Associate Director of Admissions
Fabio Boccuni
Application URL
Sports
# Interscholastic Sports Offered
6
Colors
Crimson and White
Extracurriculars
Total Extracurricular Organizations
32
Extracurriculars
Club or Organization:
Arts and Music Programs:
Debate ClubDEI Club
EmbraceGardening Club
GEO ClubInK literary magazine
Investing ClubMath Competitions & History Bee
MUNPark & Beach Cleanups
Peer TutoringPeople for Paws
Robotics ClubSant Edigio School of Peace
Science ClubService trips
Soup KitchenStudent Ambassadors
Student CouncilStudents United for Nature (SUN)
TEDx ClubYearbook Club
Arts and Music Programs:
2D Visual Arts3D Visual Arts
Advanced DanceChoir
ChorusCineasti film club
Creative WritingDigital Photography
College Matriculation
College Acceptance Rate
100%
Year: 2022 - 2025
10 Most Popular College Choices (# Enrolled)
University of London
7
University Bocconi
6
Bath University
2
Georgetown University
2
Harvard University
1
New York University
1
Stanford University
1
The University of Hong Kong
1
University of British Columbia
1
University of Pennsylvania
1
School Notes
- St. Stephen's School is a co-educational, non-denominational, boarding and day school, enrolling students from ages 14-19 in grades 9-12. Founded in 1964, St. Stephen's offers a rigorous classical liberal arts education, capitalizing on its location in the historic center of Rome. The school is modeled after the American independent school tradition and offers a challenging program that provides well-rounded and comprehensive preparation for each student in six major academic areas: English, Foreign and Classical Languages, History, Experimental Science, Mathematics, and the Arts. The primary objectives are academic excellence, fostering fellowship and cooperation among students and faculty, and developing students as independent, responsible, and engaged members of the broader world community. The curriculum prepares students for the American high school diploma and the International Baccalaureate (IB) diploma, which enables students to enter universities worldwide.
- You can get a feel of graduation ceremonies at St. Stephen's from our latest trailer, which celebrates the Class of 2025: https://vimeo.com/1094386104?fl=tl&fe=ec
- LD types supported: Yes
Source: Verified school update
Frequently Asked Questions
How much does St. Stephen's School cost?
St. Stephen's School's tuition is approximately $66,533 for boarding students and $40,286 for day students.
What is the acceptance rate of St. Stephen's School?
The acceptance rate of St. Stephen's School is 44%, which is lower than the boarding school average of 64%.
What sports does St. Stephen's School offer?
St. Stephen's School offers 6 interscholastic sports: Badminton, Basketball, Dance, Soccer, Tennis and Volleyball.
Does St. Stephen's School offer a summer program?
Yes, St. Stephen's School offers a summer program. Visit their for more information.
What is St. Stephen's School's ranking?
St. Stephen's School ranks among the top 20 boarding schools for High percentage of international students and High percent faculty with advanced degrees.
When is the application deadline for St. Stephen's School?
The application deadline for St. Stephen's School is rolling (applications are reviewed as they are received year-round).
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The nearest boarding school to St. Stephen's School is TASIS The American School in Switzerland (334.4 miles away)
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Location
Miles
Quick Facts
Coldharbour Lane
Thorpe, Surrey TW20 8TE, United Kingdom TW20 8TE
441932565252
Thorpe, Surrey TW20 8TE, United Kingdom TW20 8TE
441932565252
899.8 miles
Gr: 8-12 | PK-12 (day) | 253 students Student-teacher ratio: 8:1 Avg. class size: 12 students Tuition listed
362 Mariposa Avenue
Ottawa, Canada K1M 0T3
(613) 749-9630
Ottawa, Canada K1M 0T3
(613) 749-9630
4179.7 miles
Gr: 9-12 | 4-12 (day) | 750 students Student-teacher ratio: 8:1 Avg. class size: 17 students Acceptance rate: 65% Tuition listed
Gmeindi 318b
Hasliberg Goldern, Switzerland 6085
41339729292
Hasliberg Goldern, Switzerland 6085
41339729292
396.8 miles
Gr: 8-12, PG | 100 students Student-teacher ratio: 4:1 Avg. class size: 6 students Acceptance rate: 75% Tuition listed
Chemin de la Source 3
Leysin, Switzerland 1854
0041244934872
Leysin, Switzerland 1854
0041244934872
410.8 miles
Gr: 7-12, PG | 300 students Student-teacher ratio: 4:1 Avg. class size: 10 students Acceptance rate: 64% Tuition listed
Via Collina d'Oro
Montagnola, Switzerland 6926
41919605151
Montagnola, Switzerland 6926
41919605151
334.4 miles
Gr: 6-12, PG | PK-12, PG (day) | 760 students Student-teacher ratio: 6:1 Avg. class size: 13 students Acceptance rate: 70% Tuition listed
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