St. Agnes School (Top Ranked Private School for 2025-26)

39 Medford Street
Arlington, MA 02474

We Believe... In a cohesive experience, connecting with families and nurturing students from preschool through high school graduation with differentiated, age appropriate experiences along the way.

In the value of our rich tradition, proud of our history and our legacy of our past, while embracing new and effective ideas and methods to prepare our students for the future.

In inclusion, welcoming all students and providing support services to meet their academic, spiritual, physical, social and emotional needs.

In structure and building character through Catholic teachings and the opportunity to know Christ, putting our faith into action through service.

In providing access to technology so students have the opportunity to build skills for the future for the purpose of improving our world.

Quick Facts (2025-26)

Top Ranked MA School
Grades: Prekindergarten-8
Enrollment: 317 students
Yearly Tuition: $8,500
Acceptance rate: 100%
Average class size: 16 students
Application Deadline: None / Rolling
Source: Verified school update

Top Rankings

St. Agnes School ranks among the top 20% of private schools in Massachusetts for:

School Overview

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)
New England Association of Schools and Colleges

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Learning Difference Programs

Yes

Year Founded

1888

School Calendar

View School Calendar

Last Day of School

Mon. May 25, 2026

Student Body

Total Students

317 students

Student Body Type

Co-ed

% Students of Color

17%

State avg.: 30%

Students by Grade

Academics and Faculty

Total Classroom Teachers

22 teachers

Student-Teacher Ratio

14:1

National avg.: 13:1

% Faculty w/Advanced Degree

85%

Average Class Size

16 students

Number of AP Courses

23 courses

List of Courses Offered

Link to List of Courses

Matriculation DataMatric. Data

View Matriculation Data

Classroom Dress Code

Casual

Uniform: Girls: skirt or pants and polo: Boys: Navy pants and polo shirt with logo. shorts and skorts are also available as part of the uniform

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$8,500

View national tuition avg.

Tuition Notes

There are discounts for more than one child. Some tuition assistance is available after the first year. Tuition is payable in 10 monthly installments through the FACTS program.

% on Financial Aid

15%

Average Financial Aid Grant

$3,000

Acceptance Rate

100%

National avg.: 81%

Admissions Director

Mrs. Patricia Crane

Application URL

Online Application

Endowment Size

$100 million

Sports

Total Sports Offered

6 sports

Sports

Alpine SkiingBasketball

CheeringGolf

SnowboardingTennis

Extracurriculars

Total ExtracurricularsTotal Extra-curric.

6 extracurriculars

ExtracurricularsExtra-curric.

Golf and Ski ClubStudent Council

Club or Organization:

National Junior Honor Society

Arts and Music Programs:

Band ProgramChoir

Drama Club

School Notes

School Motto: Teaching a values-based education is a vital part of our mission.

Saint Agnes School proudly offers:

A challenging academic curriculum which includes Spanish K1-8, and Latin 6-8, art, music, technology, and physical education
Access to a full size gymnasium
Full day Preschool (K0) and PreK (K1)
Learning Center with full time special education teacher
Full time school nurse
Full time guidance counselor
SMART Boards inevery classroom
School Band program
Buddy program which brings together older students to mentor younger students
Drama program
After school care available

Sample of notable school alumni/alumnae:
- Julia Marino ’10, first person to represent Paraguay in the Winter Olympics at the 2014 Sochi Olympics -
- Vicki Movsessian ’90, gold medalist in women's ice hockey at the 1998 Nagano Olympics -

Source: Verified school update

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Frequently Asked Questions

How much does St. Agnes School cost?

St. Agnes School's tuition is approximately $8,500 for private students.

What is the acceptance rate of St. Agnes School?

The acceptance rate of St. Agnes School is 100%, which is higher than the national average of 71%.

Who are famous alumni from St. Agnes School?

St. Agnes School famous alumni include: Julia Marino ’10, first person to represent Paraguay in the Winter Olympics at the 2014 Sochi Olympics and Vicki Movsessian ’90, gold medalist in women's ice hockey at the 1998 Nagano Olympics.

What sports does St. Agnes School offer?

St. Agnes School offers 6 interscholastic sports: Alpine Skiing, Basketball, Cheering, Golf, Snowboarding and Tennis.

What is St. Agnes School's ranking?

St. Agnes School ranks among the top 20% of private schools in Massachusetts for: Largest student body, Most AP courses offered, Oldest founding date and Largest endowments.

When is the application deadline for St. Agnes School?

The application deadline for St. Agnes School is rolling (applications are reviewed as they are received year-round).

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