Centennial Montessori School was formed with the sole purpose of creating an exemplary program dedicated to assist the individual child in their quest to reach their full potential.
As part of this mission, we trust in the child's innate desire to become more than he currently is and we see our role as providing a loving guide to help that child follow his natural inclinations and engage in an environment specifically tailored to his passionate quest to understand his world.
Quick Facts (2026)
- Top-Ranked CA School
- School Type: Montessori School
- Grades: Prekindergarten-6
- Enrollment: 106 students
- Yearly Tuition: $9,850
- Acceptance rate: 10%
- Average class size: 24 students
- Application Deadline: Jan. 15 / rolling
- Source: Verified school update
Top Rankings
Centennial Montessori School ranks among the top 20% of private schools in California for:
Category
Attribute
Acceptance Rate
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-6
Year Founded
2006
Summer School Offered
Yes
School Calendar
Student Body
Total Students
106 students
Student Body Type
Co-ed
% Students of Color
32%
State avg.: 51%
Students by Grade
Academics and Faculty
Total Classroom Teachers
9 teachers
Student-Teacher Ratio
12:1
National avg.:
% Faculty w/Advanced Degree
65%
Average Class Size
24 students
Classroom Dress Code
Casual
Tuition and Acceptance Rate
Admission Deadline
Jan. 15 / rolling
Yearly Tuition Cost
Tuition Notes
Tuition ranges from $9850 for the pre-K morning program to $20,000 for Elementary
% on Financial Aid
18%
Average Financial Aid Grant
$9,418
Acceptance Rate
10%
National avg.: 82%
Admissions Director
Bea Dalma Gonzalez
School Notes
- Centennial Montessori School was formed with the sole purpose of creating an exemplary program dedicated to assist the individual child in their quest to reach their full potential.
- As part of this mission, we trust in the child's innate desire to become more than he currently is and we see our role as providing a loving guide to help that child follow his natural inclinations and engage in an environment specifically tailored to his passionate quest to understand his world.
Source: Verified school update
Frequently Asked Questions
How much does Centennial Montessori School cost?
Centennial Montessori School's tuition is approximately $9,850 for private students.
What is the acceptance rate of Centennial Montessori School?
The acceptance rate of Centennial Montessori School is 10%, which is lower than the national average of 81%. Centennial Montessori School's acceptance rate is ranked among the top private schools in California with low acceptance rates.
What is Centennial Montessori School's ranking?
Centennial Montessori School ranks among the top 20% of private schools in California for: Lowest average acceptance rates.
When is the application deadline for Centennial Montessori School?
The application deadline for Centennial Montessori School is Jan. 15 / rolling (applications are due on Jan. 15 but additional applications are reviewed year-round as space permits ).
In what neighborhood is Centennial Montessori School located?
Centennial Montessori School is located in the Central San Mateo neighborhood of San Mateo, CA. There are 2 other private schools located in Central San Mateo.
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