Pattys Montessori School

Pattys Montessori School in El Sobrante, CA, serves 31 students in pre–kindergarten and kindergarten within a nonsectarian, suburban community.
The school maintains a student–teacher ratio of 6:1, supported by 5 teachers, for its Montessori early learning program.
Pattys Montessori School is a member of the American Montessori Society (AMS), aligning with recognized Montessori educational standards.
The student body includes 60% students of color, reflecting diversity within this California preschool.
Located in a large suburban area of El Sobrante, the school offers a co–ed Montessori education for children in pre–kindergarten to kindergarten.

Quick Facts (2026)

  • School Type: Montessori School
  • Grades: Prekindergarten-Kindergarten
  • Enrollment: 31 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 Prekindergarten-Kindergarten

Student Body

Total Students
31 students
Student Body Type
Co-ed
% Students of Color
60%
State avg.: 51%
Students by Grade

Academics and Faculty

Total Classroom Teachers
5 teachers
Student-Teacher Ratio
6:1
National avg.: 11:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

When is the application deadline for Pattys Montessori School?
The application deadline for Pattys Montessori School 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: 31 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 Contra Costa County, CA is $18,631 for elementary schools and $26,557 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Contra Costa County, CA is 78% (read more about average acceptance rates across the country).

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