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Petersham Montessori Schools

28 New Salem Road
Petersham, MA 01366

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Tel: (978) 724-0246

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Petersham Montessori Schools in Petersham, MA, is a rural, nonsectarian Montessori school serving 14 students in pre–kindergarten through kindergarten.

Founded in 1996, the school offers early learning programs with a student–teacher ratio of 7:1 supported by two teachers.

The student population includes 33% students of color, reflecting some diversity within the small school community.

The co–educational program is affiliated with Montessori associations and serves families seeking a Montessori early learning option in rural Massachusetts.

Quick Facts (2026)

School Type: Montessori School
Grades: Prekindergarten-Kindergarten
Enrollment: 14 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Overview

School Type

Montessori School

School Membership(s)School Assoc.

Other Montessori association(s)

Religious Affiliation

Nonsectarian

Grades Offered

Grades Prekindergarten-Kindergarten

Year Founded

1996

School Calendar

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Student Body

Total Students

14 students

Student Body Type

Co-ed

% Students of Color

33%

State avg.: 31%

Students by Grade

Academics and Faculty

Total Classroom Teachers

2 teachers

Student-Teacher Ratio

7:1

National avg.: 11:1

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Source: National Center for Education Statistics (NCES)

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Frequently Asked Questions

When is the application deadline for Petersham Montessori Schools?

The application deadline for Petersham Montessori Schools is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

School Type: Montessori School
Grades: Prekindergarten-Kindergarten
Enrollment: 14 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Worcester County, MA is $18,631 for elementary schools and $40,828 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Worcester County, MA is 84% (read more about average acceptance rates across the country).