Small World Montessori in Calexico, CA, serves 32 students in a rural community, offering co–ed Montessori education for kindergarten only.
The school maintains a student–teacher ratio of 16:1 with 2 teachers supporting its enrollment.
Founded in 1905, Small World Montessori is one of the oldest private schools in the area, reflecting a long–standing educational presence.
Tuition is $25,000 annually for the kindergarten program in this nonsectarian early learning program.
Small World Montessori ranks in the top 20% of California private schools for diversity, with over 93% of students identified as students of color.
Quick Facts (2026)
- School Type: Montessori School
- Grades: Kindergarten
- Enrollment: 32 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Small World Montessori ranks among the top 20% of private schools in California for:
Category
Attribute
Diversity
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten
Student Body
Total Students
32 students
Student Body Type
Co-ed
% Students of Color
93%
State avg.: 51%
Students by Grade
Academics and Faculty
Total Classroom Teachers
2 teachers
Student-Teacher Ratio
16:1
National avg.: 11:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What schools are Small World Montessori often compared to?
Small World Montessori is often viewed alongside schools like Calexico Mission School, Our Lady Of Guadalupe Academy by visitors of our site.
When is the application deadline for Small World Montessori?
The application deadline for Small World Montessori is rolling (applications are reviewed as they are received year-round).
School Reviews
Endorse Small World Montessori. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles
How to Ask About Staff Screening Without Apologizing
Parents should feel comfortable asking how private schools screen employees. Learn which questions matter, what answers to expect, and why transparency about hiring and student safety is a hallmark of a well-managed school.
What Facility Safety Tells You About School Oversight
A school's facilities reveal far more than appearance. Learn how building maintenance, emergency preparedness, and campus safety practices can help parents evaluate school leadership, oversight, and long-term commitment to student well-being.
Is the School Legally a School? A Parent Verification Checklist
Before enrolling your child in a private school, learn how to verify that it is legally operating, properly accredited, and authorized to issue recognized diplomas with this practical parent checklist for making a confident school choice.

