International School of Montessori provides child care service to the families and children of the Walnut community.
This service has grown out of sincere love for the children and a desire to help them in the proper development and adjustment in our changing society.
At our school, we follow the Montessori Philosophy. Our program is equipped and staffed to give the best possible care to these children.
Our purpose is to provide an environment that is safe and conducive to good health where children ages six weeks through kindergarten can work and play together while being guided towards a happy wholesome development.
All are welcome regardless of race, color, or religion.
International School of Montessori offers a flexible age appropriate program to assist the children in their learning processes.
This includes a time for outdoor play on equipment suitable to their age, games, creative arts and crafts, science and nature observations, rhythm and music Spanish, sharing experiences, and story time.
Quick Facts (2026)
- School Type: Montessori School
- Grades: Prekindergarten-Kindergarten
- Enrollment: 234 students
- Average class size: 24 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Walnut International Montessori Preschool ranks among the top 20% of private schools in California for:
Category
Attribute
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-Kindergarten
Summer School Offered
Yes
Student Body
Total Students
234 students
Student Body Type
Co-ed
% Students of Color
95%
State avg.: 51%
Students by Grade
Academics and Faculty
Total Classroom Teachers
2 teachers
% Faculty w/Advanced Degree
6%
Average Class Size
24 students
Classroom Dress Code
Casual
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
1 extracurricular
ExtracurricularsExtra-curric.
Arts and Music Programs:
Piano Class
School Notes
- International School of Montessori provides child care service to the families and children of the Walnut community. This service has grown out of sincere love for the children and a desire to help them in the proper development and adjustment in our changing society. At our school, we follow the Montessori Philosophy. Our program is equipped and staffed to give the best possible care to these children. Our purpose is to provide an environment that is safe and conducive to good health where children ages six weeks through kindergarten can work and play together while being guided towards a happy wholesome development. All are welcome regardless of race, color, or religion. International School of Montessori offers a flexible age appropriate program to assist the children in their learning processes. This includes a time for outdoor play on equipment suitable to their age, games, creative arts and crafts, science and nature observations, rhythm and music Spanish, sharing experiences, and story time.
Source: Verified school update
Frequently Asked Questions
What schools are Walnut International Montessori Preschool often compared to?
Walnut International Montessori Preschool is often viewed alongside schools like Walnut Montessori Preschool Academy by visitors of our site.
When is the application deadline for Walnut International Montessori Preschool?
The application deadline for Walnut International Montessori Preschool is rolling (applications are reviewed as they are received year-round).
School Reviews
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