Back Bay Montessori is a brand new facility within a secured environment.
Our school offers children from the ages of 2 through 6 a challenging and enriched Montessori curriculum in a warm and nurturing environment.
Our goal at Back Bay Montessori is to allow a child the freedom to explore and develop a true love of learning which they will keep with them long after leaving our school.
Our mission at Back Bay Montessori is to follow the teachings and principals of Maria Montessori through well prepared environments that meet the needs and challenges of all children.
We strive for academic excellence through practical exercises in the areas of Language, Math, Geography, Science, Sensorial activities and Practical Life.
We commit to instilling in the child a natural and ongoing curiosity toward the world around them and create a true love of learning that will stay with the child throughout life.
Quick Facts (2025-26)
- School Type: Montessori School
- Grades: Kindergarten-1
- Enrollment: 24 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten-1
School Calendar
Student Body
Total Students
24 students
Student Body Type
Co-ed
% Students of Color
42%
State avg.: 51%
Students by Grade

Academics and Faculty
Total Classroom Teachers
2 teachers
Student-Teacher Ratio
12:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
When is the application deadline for Back Bay Montessori?
The application deadline for Back Bay Montessori is rolling (applications are reviewed as they are received year-round).
In what neighborhood is Back Bay Montessori located?
Back Bay Montessori is located in the East Side Costa Mesa neighborhood of Costa Mesa, CA. There are 5 other private schools located in East Side Costa Mesa.
School Reviews
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