St. Stephen Protomartyr School

St. ephen Protomartyr School in Saint Louis, MO, serves 210 students from pre–kindergarten through 8th grade in a co–ed, city–based setting.
Founded in 1927, the school operates with a udent–teacher ratio of 18:1, supported by 12 teachers.
The Catholic–affiliated private school is a member of the National Catholic Educational Association (NCEA).
Approximately 23% of the udent body represent diverse racial backgrounds.
ephen Protomartyr School offers a regular elementary and secondary program within the large city locale of Saint Louis.

Quick Facts (2026)

  • Grades: Prekindergarten-8
  • Enrollment: 210 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1927
School Calendar

Student Body

Total Students
210 students
Student Body Type
Co-ed
% Students of Color
23%
State avg.: 20%
Students by Grade

Academics and Faculty

Total Classroom Teachers
12 teachers
Student-Teacher Ratio
18:1
National avg.: 11:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Application URL
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

When is the application deadline for St. Stephen Protomartyr School?
The application deadline for St. Stephen Protomartyr School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

  • Grades: Prekindergarten-8
  • Enrollment: 210 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Saint Louis, MO is $16,969 for elementary schools and $20,846 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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