Principia School is an independent, coeducational college preparatory school offering innovative programs for preschool - grade 12.
Grounded on the principles of Christian Science, a worldwide Christian denomination based on the Bible and teachings of Jesus Christ, Principia welcomes students from a variety of faith backgrounds who value scholarship and are eager to grow in character.

Quick Stats (2021-22)

  • Top Ranked MO School
  • Grades: Prekindergarten-12
  • Students: 392 students
  • Yearly Tuition: $20,900
  • Average class size: 14 students
  • Application Deadline: Jul. 15

Top Rankings

Principia School ranks among the top 20% of private schools in Missouri for:

Category
Attribute
Sports offered
School History

School Overview

Religious Affiliation
Grades Offered
Grades Prekindergarten-12
Year Founded
1898

Student Body

Total Students
392 students
Student Body Type
Co-ed
% Students of Color
16%
State avg.: 18%
Students by Grade
Principia School Student By Grade

Academics and Faculty

Total Classroom Teachers
74 teachers
Student : Teacher Ratio
5:1
National avg.: 13:1
% Faculty w/Advanced Degree
76%
Average Class Size
14 students
Number of AP Courses
12 courses
List of Courses Offered
Classroom Dress Code
Casual
(Khaki pants and polo shirt)

Tuition and Acceptance Rate

Admission Deadline
Jul. 15
Yearly Tuition Cost
Tuition Notes
Tuition varies by level and day vs. boarding.
% on Financial Aid
49%
Admissions Director
Adriane Fredrikson
Admissions Associate
Jordan Poznick

Sports

Extracurriculars

Total ExtracurricularsTotal Extra-curric.
13 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Chess Club, Debate Club, Lesbian/Gay/Transgender, Mock Trial, Running Club, Television/Radio, World Language Club

Arts and Music Programs:
Choir, Dance, Drumline, Improve Club, Jazz Band

Recreational Athletic Programs:
Cheer

School Notes

  • Principia School is a place where students thrive and possibilities unfold-where students are challenged to grow in character and scholarship, embracing opportunity and pursuing excellence in a supportive and inclusive environment.
  • Located in Town and Country, Missouri, Principia School is an independent, coeducational college preparatory school offering innovative programs for preschool through grade 12. A beautiful 360-acre campus supports a state-of-the-art educational and athletic experience, featuring outstanding sports fields and facilities, and 100+ acres of outdoor teaching spaces. Grounded on the principles of Christian Science, Principia welcomes students from a variety of faith backgrounds who value a Christian-based approach to character development and education.
  • Through an integrated curriculum defined by rigor, challenge, and opportunity, students apply critical thinking and problem-solving skills to global challenges. A Principia education teaches students to think fearlessly, live selflessly, and learn purposefully while helping them gain an understanding of the wider world and how to improve it. Experiential learning opportunities abound both on campus and beyond through local, national, and international educational trips.
  • Learner-centered programs prepare students to succeed in an ever-changing world by forging deeper connections through authentic learning experiences, developing and strengthening character, and cultivating future-ready skills in preparation for college and beyond.
Profile last updated: 08/26/2021

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Quick Stats (2021-22)

  • Top Ranked MO School
  • Grades: Prekindergarten-12
  • Students: 392 students
  • Yearly Tuition: $20,900
  • Average class size: 14 students
  • Application Deadline: Jul. 15

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Did You Know?

The average private school tuition in Saint Louis, MO is $15,050 for elementary schools and $16,530 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Saint Louis, MO is 82% (read more about average acceptance rates across the country).

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