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The Gunston School

911 Gunston Rd Centreville, MD 21617

Quick Facts (2026-27)

  • Top Ranked MD School
  • Grades: 9-12
  • Enrollment: 255 students
  • Yearly Tuition: $30,950
  • Acceptance rate: 74%
  • Average class size: 11 students
  • Application Deadline: Feb. 6 / rolling
  • Source: Verified school update
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School location map

Quick Facts (2026-27)

  • Top Ranked MD School
  • Grades: 9-12
  • Enrollment: 255 students
  • Yearly Tuition: $30,950
  • Acceptance rate: 74%
  • Average class size: 11 students
  • Application Deadline: Feb. 6 / rolling
  • Source: Verified school update

School Rankings

The Gunston School ranks among the top 20% of private schools in Maryland for:

Category
Attribute
School History

School Facts

Religious Affiliation
Grades Offered
Grades 9-12
Students By Grade
ADD/ADHD Support
Yes
Year Founded
1911
Summer School Offered
Yes
School Motto
鈥楥ommitment to Excellence鈥

Student Body

Total Students
255 students
Student Body Type
Co-ed
% Students of Color
19%
State avg.: 39%

Academic Profile

Total Classroom Teachers
32 teachers
Student-Teacher Ratio
8:1
National avg.:
% Faculty w/Advanced Degree
70%
Average Class Size
11 students
Average SAT score
1220
(Out of 1600)
Average ACT score
26
(Out of 36)
Average Percentile SSAT
70%
Matriculation DataMatric. Data
Classroom Dress Code
Casual
khaki pants or skirt, button-down shirt, tie or polo shirt
Number of AP Courses
22 courses
List of Courses Offered
Advanced Courses
AP ArtAP Biology
AP Calculus ABAP Calculus BC
AP ChemistryAP Computer Science A
AP English Literature and CompositionAP Environmental Science
AP European HistoryAP Latin
AP Physics - Electricity and MagnetismAP Physics - Mechanics
AP SpanishAP Statistics
AP United States Government and PoliticsAP United States History

Tuition & Financial Aid

Admission Deadline
Feb. 6 / rolling
Yearly Tuition Cost
% on Financial Aid
70%
Average Financial Aid Grant
$12,877
Acceptance Rate
74%
National avg.: 82%
Admissions Director
David Henry
Application URL
Endowment Size
$1 million

Sports

Total Sports Offered
11 sports
Colors
White, Green
School Mascot
Heron

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
18 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Academic TeamArt
Book ClubCoding Club
Debate TeamEnvironmental Club
G.I.V.E.Global Culture
Investment ClubLiterary & Art Magazine
Model United NationsNational Honor Society
Philosophy of Pulp CultureScience & Engineering
Student Diversity LeadersStudent Government
Yearbook


Recreational Athletic Programs:
Triathlon

School Notes

  • The Gunston School offers an intellectually rigorous, highly personalized, and nurturing college preparatory educational experience. Valuing a healthy balance between mind and body, a strong sense of community, the creative process, and our connection to the Chesapeake Bay, Gunston strives to educate ethically and environmentally minded scholars, citizens, and leaders for our globalized society.
School Type: Independent, nonprofit, nonsectarian, coeducational, college preparatory high school
  • Address: 911 Gunston Road, P.O. Box 200, Centreville, MD 21617
  • Telephone: (410) 758-0620
  • School founded: 1911 by Samuel and Mary Middleton
  • Headmaster: Mr. John A. Lewis, IV, appointed July 2010
  • Assistant Headmaster: Mrs. Christie B. Grabis, appointed 1984
  • Total enrollment: 255 students
  • Student Profile: Gunston draws students from six Maryland counties (Queen Anne`s, Kent, Talbot, Caroline, Dorchester, and Anne Arundel), Delaware (Kent and New Castle counties), and from overseas. International students reside with host families.
  • Campus: 75-acre waterfront campus on the Corsica River.
  • Total faculty: 32 (full and part-time); most with advanced degrees; 3 with PhD
  • Average student to teacher ratio: 9:1
  • Average instructional class size in Upper School: 11
  • Average size of graduating class: 54 students
  • Financial aid: Approximately $2,200,000 per year; approximately 70% of students receive need and/or merit-based aid.
  • Accreditation: Middle States Association of Colleges and Secondary Schools; Association of Independent Maryland and DC Schools;National Association of Independent Schools
  • Memberships and Recognition: National Association of Independent Schools, Association of Independent Maryland and DC Schools, National Association of College Admissions Counselors, Potomac and Chesapeake Association of College Admissions Counselors, Maryland Green Schools, Council for the Advancement and Support of Education, Educational Records Bureau, Secondary School Admission Test Board
  • Special events: Embarkation and Disembarkation, Green and White Days, In Celebration of Books, Global Awareness Day, Grandparents and Special Friends Day, Headmaster`s Holiday, Earth Day, Senior Internships, and Bay Studies Week.
  • School colors: Green and White
  • School mascot: Heron
Source: Verified school update

Frequently Asked Questions

How much does The Gunston School cost?
The Gunston School's tuition is approximately $30,950 for private students.
What schools are The Gunston School often compared to?
The Gunston School is often viewed alongside schools like Wye River Upper School by visitors of our site.
What is the acceptance rate of The Gunston School?
The acceptance rate of The Gunston School is 74%, which is lower than the national average of 80%.
What sports does The Gunston School offer?
The Gunston School offers 11 interscholastic sports: Basketball, Crew, Cross Country, Field Hockey, Golf, Lacrosse, Sailing, Soccer, Swimming, Tennis and Volleyball.
What is The Gunston School's ranking?
The Gunston School ranks among the top 20% of private schools in Maryland for: Most AP courses offered, Most extracurriculars offered and Oldest founding date.
When is the application deadline for The Gunston School?
The application deadline for The Gunston School is Feb. 6 / rolling (applications are due on Feb. 6 but additional applications are reviewed year-round as space permits ).

School Calendar

View the The Gunston School below. Note key dates such as:

Event
Date
鉀旓笍 School Closed for Fall Long Weekend
October 12, 2026 (Monday)
鉀旓笍 School Closed for Thanksgiving Vacation
November 25, 2026 (Wednesday)
鉀旓笍 School Closed for Thanksgiving Vacation
November 26, 2026 (Thursday)
鉀旓笍 School Closed for Thanksgiving Vacation
November 27, 2026 (Friday)
鉀旓笍 School Closed for Thanksgiving Vacation
November 28, 2026 (Saturday)

School Reviews

  5.00 out of 5  (3 reviews)
5  
I cannot say enough good about this school. The teachers are just wonderful. The academics are tougher than most public schools, but the teachers challenge the kids to do their best & they typically respond. They are a college prep school, but they want the kids to be well rounded so they require an hour and a half of sports participation DAILY. Even if your child isn't enthused about sports, the idea is to find them something they can do to get some exercise from tennis to sailing/crew. The grounds are gorgeous and very homey feeling. They allow for all kinds of music and art classes and having many clubs for the kids to join-or start! They're inclusive & really try for ALL the kids to fit in. Virtually no bullying in the place and a real effort to make everyone welcome.
- Posted by
5  
Fantastic setting on the Corsica River, caring & dedicated teachers and staff and a healthy & supportive student experience make this school a gem.
- Posted by
5  
Excellent school and program. Teachers are amazing - lots of clubs and activities for the students. Athletics are very good and along with traditional offerings, there is sailing and crew. Located right on the Corsica River.
- Posted by

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Did You Know?

The average private school tuition in Maryland is $16,176 for elementary schools and $20,736 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Maryland is 80% (read more about average acceptance rates across the country).

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