Centennial Montessori School (Top Ranked Private School for 2026-27)

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Quick Facts (26-27)

Top Ranked CA School
School Type: Montessori School
Grades: Nursery/Preschool-6
Enrollment: 106 students
Acceptance rate: 10%
Average class size: 24 students
Application Deadline: Jan. 31
Source: ✓Verified school update

School Rankings

Centennial Montessori School ranks among the top 20% of private schools in California for:

School Facts

School Type

Montessori School

Religious Affiliation

Nonsectarian

Grades Offered

Grades Nursery/Preschool-6

Students By Grade

View Data

Distribution of Students By Grade
Grade	Centennial Montessori School
Nursery	10
Pre-K	40
Kind	14
1	6
2	9
3	9
4	9
5	4
6	5

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Year Founded

2006

Summer School Offered

Yes

School Calendar

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Student Body

Total Students

106 students

Student Body Type

Co-ed

% Students of Color

32%

State avg.: 52%

Academic Profile

Total Classroom Teachers

9 teachers

Student-Teacher Ratio

12:1

National avg.: 11:1

% Faculty w/Advanced Degree

65%

Average Class Size

24 students

Classroom Dress Code

Casual

School Membership(s)School Assoc.

Association Montessori Internationale (AMI)

Tuition & Financial Aid

Admission Deadline

Jan. 31

Tuition Notes

Available upon request

% on Financial Aid

18%

Average Financial Aid Grant

$9,418

Acceptance Rate

10%

National avg.: 85%

Admissions Director

Bea Dalma Gonzalez

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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.

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

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Frequently Asked Questions

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 83%. 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. 31.

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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Did You Know?

The average private school tuition in San Mateo, CA is $27,330 for elementary schools (read more about average private school tuition across the country).

The average acceptance rate in San Mateo, CA is 63% (read more about average acceptance rates across the country).