Education for Life

A Montessori school for children ages 2.5 to 12 years

Schedule a Tour

Lessons are designed and given to each child when they are most ready to learn.

Social, emotional, and physical development is emphasized along with academic skills.

Freedom to move and choose activities fosters independence and self-confidence.

Current neurology and human development research consistently backs Montessori.

This is Why We Believe in The Montessori Approach!

About Us

Our mission at OakHaven is to provide a loving, nurturing, and safe community where students are challenged to excel. As a trusted Montessori school in Dardenne Prairie, MO, we embrace the teachings of Maria Montessori to equip students with a solid foundation for life. Each child is encouraged to discover his/her unique purpose. We work together to create peace in this world while serving families throughout Dardenne Prairie, O’Fallon, and St. Charles County.

Our Programs

Primary

Primary

2.5-6 years
Elementary

Elementary

6-12 years
Before & After School Care

Before & After School Care
Summer Camp

How to Apply

2.

Submit an Application

3.

Join the Community!

Why OakHaven?

Our Blog

Creating a Prepared Environment (at Home, too!)

January 19, 2026
Discover how a Montessori prepared environment—at school or home—supports independence, peace, and purposeful activity through thoughtful design.

Nurturing the Mathematical Mind

January 13, 2026
See how Montessori math builds true understanding through hands-on materials, nurturing every child’s natural mathematical mind from concrete to abstract.

Why Your Child Interrupts (and What They’re Really Telling You)

December 29, 2025
Turn moments of interruption into opportunities for connection. Learn Montessori-inspired ways to help children feel secure, patient, and respected.

Visit us!

We invite you to visit our school, meet the teachers, and observe the children in their classrooms. We encourage you to ask questions and learn about the opportunities available at all levels of our programs.

Schedule a Tour