St. Mary School

St. Mary School in Bonnots Mill, MO serves 31 udents in grades 2 through 8 within a rural community setting.
The school maintains a udent–teacher ratio of 5:1, supported by 6 teachers for its co–ed Catholic program.
Founded in 1903,. Mary School is one of the olde private schools in Missouri, with a long–standing history in the region.
Mary School is affiliated with the National Catholic Educational Association and is part of the Catholic educational network.
As a rural Catholic elementary and middle school, it provides education for families seeking small enrollment and low udent–teacher ratios in Bonnots Mill.

Quick Facts (2026)

  • Top-Ranked MO School
  • Grades: 2-8
  • Enrollment: 31 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

Top Rankings

St. Mary School ranks among the top 20% of private schools in Missouri for:

Category
Attribute
School History

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 2-8
Year Founded
1903
School Calendar

Student Body

Total Students
31 students
Student Body Type
Co-ed
Students by Grade
St. Mary School Student By Grade

Academics and Faculty

Total Classroom Teachers
6 teachers
Student-Teacher Ratio
5:1
National avg.: 13:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling

School Notes

  • School Motto: Where Faith and Knowledge Meet.
Source: Verified school update

Frequently Asked Questions

What is St. Mary School's ranking?
St. Mary School ranks among the top 20% of private schools in Missouri for: Oldest founding date.
When is the application deadline for St. Mary School?
The application deadline for St. Mary School is rolling (applications are reviewed as they are received year-round).

School Reviews

Endorse St. Mary School. 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
Endorse this school:

Recent Articles

Financial Aid 101 for Private School Families 2026
Financial Aid 101 for Private School Families 2026
Guide to private school financial aid in 2026, with current costs, key planning timelines and practical steps parents need to maximize aid options.
Why Extracurricular Activities Matter in 2026
Why Extracurricular Activities Matter in 2026
Discover why extracurricular activities remain essential in 2026, with updated research, costs, and admissions insights for parents and students.
How to Appeal for Financial Aid After Admission
How to Appeal for Financial Aid After Admission
Learn how to appeal for financial aid after admission to a private school, with expert steps, timelines, and 2026 updates for families.

Quick Facts (2026)

  • Top-Ranked MO School
  • Grades: 2-8
  • Enrollment: 31 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

Request Information

Did You Know?

The average private school tuition in Missouri is $12,168 for elementary schools and $14,821 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Missouri is 86% (read more about average acceptance rates across the country).

Quick Links