St. Peter School (Top Ranked Private School for 2026-27)

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Quick Facts (2026-27)

Top Ranked MA School
Grades: Prekindergarten-8
Enrollment: 190 students
Yearly Tuition: $11,225
Average class size: 18 students
Application Deadline: None / Rolling
Source: ✓Verified school update

School Rankings

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

School Facts

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Students By Grade

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Distribution of Students By Grade
Grade	St. Peter School
Pre-K	13
Kind	13
1	19
2	22
3	16
4	23
5	20
6	23
7	19
8	22

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Year Founded

1901

School Calendar

View School Calendar

Student Body

Total Students

190 students

Student Body Type

Co-ed

% Students of Color

41%

State avg.: 31%

Academic Profile

Total Classroom Teachers

17 teachers

Student-Teacher Ratio

11:1

National avg.: 11:1

Average Class Size

18 students

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Tuition & Financial Aid

Admission Deadline

None / Rolling

Yearly Tuition Cost

$11,225

View national tuition avg.

Application URL

Online Application

School Notes

St Peter Elementary School is a community of faith that celebrates together the good news of Christ by teaching doctrine, fostering community and encouraging service.
We offer each child a social, spiritual and academic experience that encourages a lifelong love of learning and the teachings of the church.
Beginning with our four year olds in K1 to our eighth graders, our students and their families are the vital participants in a vibrant educational journey guided by our committed and talented faculty.

St Peter Elementary School is a community of faith that celebrates together the good news of Christ by teaching doctrine, fostering community and encouraging service.
We offer each child a social, spiritual and academic experience that encourages a lifelong love of learning and the teachings of the church.
Beginning with our four year olds in K1 to our eighth graders, our students and their families are the vital participants in a vibrant educational journey guided by our committed and talented faculty.

Source: Verified school update

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Frequently Asked Questions

How much does St. Peter School cost?

St. Peter School's tuition is approximately $11,225 for private students.

What is St. Peter School's ranking?

St. Peter School ranks among the top 20% of private schools in Massachusetts for: Oldest founding date.

When is the application deadline for St. Peter School?

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

In what neighborhood is St. Peter School located?

St. Peter School is located in the Observatory Hill neighborhood of Cambridge, MA.

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Did You Know?

The average private school tuition in Cambridge, MA is $30,545 for elementary schools (read more about average private school tuition across the country).

The average acceptance rate in Cambridge, MA is 43% (read more about average acceptance rates across the country).