Casa Dia Montessori Photo #0 - Welcome To Our School!

Casa Dia Montessori

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Casa Dia Montessori offer a safe and nurturing environment while promoting the physical, social, emotional, and intellectual development of young children.
You will see frequent, positive and warm interactions between adults and children.
Nutritious meals and snacks are provided throughout the day as are organized morning and afternoon outside play times.
We offer a developmentally appropriate curriculum for your child. Montessori allows children the freedom to select individual activities which correspond to their own periods of interest and readiness and to progress at their own pace.
Our specially trained teachers encourage independence while developing a healthy self-concept.
We offer regular communications with our parents and effective administration.
We have ongoing evaluations of our program and administration which allows us to continually provide high-quality early childhood programs at affordable prices.
Parents are considered an integral part of the program, as parents are viewed as the children's first teachers.

Quick Facts (2026)

  • School Type: Montessori School
  • Grades: Prekindergarten-Kindergarten
  • Enrollment: 62 students
  • Average class size: 15 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

School Overview

School Type
Religious Affiliation
Grades Offered
Grades Prekindergarten-Kindergarten
Year Founded
1976
Summer School Offered
Yes
School Calendar

Student Body

Total Students
62 students
Student Body Type
Co-ed
% Students of Color
20%
State avg.: 20%
Students by Grade

Academics and Faculty

Total Classroom Teachers
4 teachers
Student-Teacher Ratio
16:1
National avg.: 11:1
Average Class Size
15 students
Number of AP/Advanced Courses
10 courses
Classroom Dress Code
Casual

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Admissions Director
Angela Hafer
Application URL

School Notes

  • School Motto: Education for life
  • Casa Dia Montessori offer a safe and nurturing environment while promoting the physical, social, emotional, and intellectual development of young children.
  • You will see frequent, positive and warm interactions between adults and children.
  • Nutritious meals and snacks are provided throughout the day as are organized morning and afternoon outside play times.
  • We offer a developmentally appropriate curriculum for your child.
  • Montessori allows children the freedom to select individual activities which correspond to their own periods of interest and readiness and to progress at their own pace.
  • Our specially trained teachers encourage independence while developing a healthy self-concept.
  • We offer regular communications with our parents and effective administration.
  • We have ongoing evaluations of our program and administration which allows us to continually provide high-quality early childhood programs at affordable prices.
  • Parents are considered an integral part of the program, as parents are viewed as the children's first teachers.
Source: Verified school update

Frequently Asked Questions

When is the application deadline for Casa Dia Montessori?
The application deadline for Casa Dia Montessori 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: 62 students
  • Average class size: 15 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

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The average private school tuition in Saint Louis, MO is $17,189 for elementary schools and $21,240 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Saint Louis, MO is 81% (read more about average acceptance rates across the country).

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