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.
Quick Facts (2026)
- 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
Top Rankings
St. Peter School ranks among the top 20% of private schools in Massachusetts for:
Category
Attribute
School History
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1901
School Calendar
Student Body
Total Students
190 students
Student Body Type
Co-ed
% Students of Color
41%
State avg.: 31%
Students by Grade
Academics and Faculty
Total Classroom Teachers
17 teachers
Student-Teacher Ratio
11:1
National avg.:
Average Class Size
18 students
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$11,225
Application URL
Source: Verified school update
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.
Related Schools
Show me:
People that viewed St. Peter School also viewed these schools: Buckingham Browne & Nichols School, Shady Hill School, International School Of Boston, Cambridge Friends School and St. Theresa School.
The nearest high school to St. Peter School is Buckingham Browne & Nichols School (0.8 miles away)
The nearest elementary school and preschool is Cambridge Montessori School (0.3 miles away)
Show me:
Show me:
School
Location
Miles
Quick Facts
80 Gerry's Landing Rd
Cambridge, MA 02138
(617) 547-6100
Cambridge, MA 02138
(617) 547-6100
0.8 miles
Gr: PK-12 | 1,043 students Avg. class size: 15 students Sports: 19 | Extracurrculars: 68 Tuition listed
178 Coolidge Hill
Cambridge, MA 02138
(617) 520-5260
Cambridge, MA 02138
(617) 520-5260
0.8 miles
Gr: PK-8 | 530 students Avg. class size: 16 students Sports: 12 Tuition & acceptance rate listed
45 Matignon Road
Cambridge, MA 02140
(617) 499-1451
Cambridge, MA 02140
(617) 499-1451
1.4 miles
Gr: NS-12 | 540 students Avg. class size: 14 students Sports: 4 | Extracurrculars: 56 Tuition listed
5 Cadbury Road
Cambridge, MA 02140
(617) 354-3880
Cambridge, MA 02140
(617) 354-3880
0.5 miles
Gr: PK-8 Sports: 3 | Extracurrculars: 8 Tuition & acceptance rate listed
192 Summer St
Somerville, MA 02143
(617) 666-9116
Somerville, MA 02143
(617) 666-9116
1.1 miles
Gr: PK-8 | 192 students Avg. class size: 22 students Extracurrculars: 8 Tuition listed
School Reviews
Endorse St. Peter 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 Social Fit Interview: Questions to Ask Students, Not Admissions
Discover how talking with current students can reveal a private school's true culture and help families assess social fit before enrolling.
AI Companions and Student Well-Being: What Parents Should Ask
Learn how AI companions may affect student well-being and discover the key questions parents should ask before embracing this emerging technology.
Is a Phone-Free 草榴社区 School Right for Your Child?
Explore the benefits, challenges, and key considerations of choosing a phone-free private school for your child in 2026.
