Marianapolis is an independent, co-educational, Catholic, day and boarding school located in Thompson, CT, for grades 9-12 and postgraduates.
We have a vibrant and energetic student body of 300 students from states around the U.S. and 22 countries worldwide.
Quick Stats (2025)
- Top Ranked CT School
- Grades: 9-12
- Yearly Tuition: $19,733
- Average class size: 12 students
- Application Deadline: None / Rolling
- Source: Verified school update
Upcoming Events and News
- Lexi Delano '21 Leads with Purpose in Science and Service - 08/07/2025Lexi Delano '21 is making moves in the medical field! A graduate of Providence College, award-winning campus leader, and current clinical research assistant, she is on the path to becoming ...morea pediatric oncologist. Read more about Lexi's journey and the strong foundation Marianapolis provided her! hide
- Connor Pickett '17 on the Frontiers of Scientific Discovery - 08/07/2025From stargazing on campus to uncovering dark matter mysteries, alum Connor Pickett '17 is reaching for the galaxies (literally). Read more about how his time at Marianapolis sparked a journey ...moreto groundbreaking astrophysics research and international recognition! hide
- Calliope Magazine - 08/07/2025The 34th edition of Calliope, Marianapolis' arts and literary magazine, is here! A special thank you to the student staff and editors, faculty advisors, and everyone who submitted a piece. ...moreEnjoy reading and admiring all the beautiful pages! hide
Top Rankings
Marianapolis Preparatory School ranks among the top 20% of private schools in Connecticut for:
Category
Attribute
Student Body
Sports offered
Extracurriculars
School Overview
Religious Affiliation
Grades Offered
Grades 9-12
Offers Post-Graduate Year
Yes
ADD/ADHD Support
Yes
Learning Difference Programs
Yes
Learning Programs Supported
dyslexia, dysgraphia, some accommodations provided
Year Founded
1926
Colors
Maroon, Gold
Summer School Offered
Yes
Summer Program Details
School Calendar
First Day of School
Tue. Sep 2, 2025
Last Day of School
Fri. May 29, 2026
Campus Size
150
Student Body
Total Students
n/a
Student Body Type
Co-ed
% Students of Color
33%
State avg.: 31%
Academics and Faculty
Total Classroom Teachers
50 teachers
% Faculty w/Advanced Degree
70%
Average Class Size
12 students
Number of AP Courses
25 courses
List of Courses Offered
Advanced Courses
African American StudiesBiology
Calculus ABCalculus BC
ChemistryComputer Science A
English Language & CompositionEnglish Literature & Composition
MicroeconomicsModern European History
PhysicsPre-Calculus
PsychologySpanish Literature & Culture
StatisticsStudio Art
United States HistoryWorld History
Classroom Dress Code
Formal
Formal
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$19,733
Tuition Notes
$19,733.00 Day, $35,000 5-Day Residential, $55,000.00 7-Day Residential, $6,000.00 English Language Fee (if needed)
Summer Program Cost
$1,100
Summer Program Cost Notes
College Acceptance Rate
100%
Admissions Director
Jane Hanrahan
Admissions Associate
Matthew Hoeniger
Application URL
Sports
Total Sports Offered
16 sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
34 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Arts and Music Programs:
Recreational Athletic Programs:
Ambassador ClubCamp Stonewall
Campus Activities BoardCampus Ministry
Captains CouncilChess Club
Class OfficersCommunity Service Council
Debate ClubFrench Club
Give Joy Get JoyGlobal Leadership Outreach (GLO)
Green KnightsKnitting Club
Media TeamMPrep Student Journal
National Honor SocietyOrientation Leaders
OrigamiPeer Leaders
Resident AssistantsRobotics Club
SHIELDSociedad Honoraria Hispanica
Spiritus LeaderSpring Break Abroad
Student CouncilTour Guides
Wellness Leaders
Arts and Music Programs:
CalliopeDrama
Music in the MorningSchola Choir
Recreational Athletic Programs:
Dance
School Notes
- School Motto: Educate, Prepare, Serve
- School Mascot: Golden Knight
- At Marianapolis, students are involved in activities across disciplines and are constantly challenging themselves to set new goals and break molds.Our curriculum encourages students to think creatively and to articulate ideas effectively.Learning by doing is a hallmark of a Marianapolis education through project-based learning platforms such as Centers of Excellence and LEAP. The Centers of Excellence allow students to pursue a specialized diploma in a specific academic track that includes an internship and culminates in a yearlong capstone independent study project. LEAP (Live. Experience. Advance. Prepare.) is a required program that encourages students to step beyond customary learning situationsand begin a lifelong process of challenging the self to exceed comfortable boundaries. Course offerings typically focus on specialized skills, the arts, community service, scientific field studies, cultural immersion experiences, or outdoor challenges.These signature programs have them applying what they are learning in the classroom to real-world situations on and off campus, as well as helping our students stand out within the college admission process. With over 30 clubs and organizations, as well as a plethora of athletic opportunities, Marianapolis graduates are confident, conscientious youngadults ready to lead.
Source: Verified school update
Frequently Asked Questions
How much does Marianapolis Preparatory School cost?
Marianapolis Preparatory School's tuition is approximately $19,733 for private students and $1,100 for summer students.
What schools are Marianapolis Preparatory School often compared to?
Marianapolis Preparatory School is often viewed alongside schools like Pomfret School by visitors of our site.
Does Marianapolis Preparatory School offer a summer program?
Yes, Marianapolis Preparatory School offers a summer program. Visit their summer school page for more information.
What sports does Marianapolis Preparatory School offer?
Marianapolis Preparatory School offers 16 interscholastic sports: Badminton, Baseball, Basketball, Crew, Cross Country, Field Hockey, Golf, Lacrosse, Soccer, Softball, Swimming, Tennis, Track and Field, Volleyball, Winter Track and Wrestling. Marianapolis Preparatory School is ranked as one of the top 20% of private schools in Connecticut for most sports offered.
What is Marianapolis Preparatory School's ranking?
Marianapolis Preparatory School ranks among the top 20% of private schools in Connecticut for: Largest student body, Most sports offered and Most extracurriculars offered.
When is the application deadline for Marianapolis Preparatory School?
The application deadline for Marianapolis Preparatory School is rolling (applications are reviewed as they are received year-round).
School Reviews
Endorse Marianapolis Preparatory School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles

The End of Teacher Tenure As We Know It?
Teacher tenure in our public schools is under attack. Will tenure as we know it survive? Some thoughts here.

Schools for Gifted Children
Teaching gifted children requires deft handling. These children need intellectual and sensory stimulation. But they also need guidance and careful nurturing so that they grow up handling their special gifts and themselves appropriately.

June 09, 2025
The Private School Job Hunt: Insider Tips for Employed & Unemployed EducatorsNavigating the private school job market? Whether you're employed or unemployed, the right strategy can make all the difference. This article breaks down essential steps to keep your resume sharp, expand your network, and stay visible in the education community. Learn insider tips to position yourself for success in private schools.