Trinity Catholic High School

Trinity Catholic High School was established in 2003 to provide quality Catholic education to the young people of the North St. Louis county area.
The school promises to be a vibrant educational atmosphere, incorporating the latest in educational philosophy and programs.
Christ is the reason for this school. He is the unseen but ever present teacher in its classes. He is the model for its faculty and the inspiration of its students.
Trinity Catholic High School, guided by a philosophy based on our Catholic faith and the teaching of Christ in the Gospels, strives to educate young women and men through a comprehensive program of academic excellence. Trinity Catholic High School, recognizing the uniqueness and diversity of individual talent, intellect, style, and ability, teaches students to think critically, live virtuously, and serve joyfully.
Trinity Catholic High School enables students to be transformed into moral, prayerful, responsible men and women who, in turn, transform our Church and the world as mature Christian citizens who respect the diversity and sacredness of Gods Creation.

Quick Stats (2021)

  • Top Ranked MO School
  • Grades: 9-12
  • Students: 326 students
  • Yearly Tuition: $9,300
  • Acceptance rate: 90%
  • Average class size: 15 students
  • Application Deadline: None / Rolling

Top Rankings

Trinity Catholic High School ranks among the top 20% of private schools in Missouri for:

Category
Attribute
Sports offered

School Overview

Religious Affiliation
Grades Offered
Grades 9-12
ADD/ADHD Support
Yes
Learning Difference Programs
Yes
Learning Programs Supported
Our full-time Learning consultant as well as support staff from the Catholic Education Office work together to provide the best support possible to all students. Together, this group of professionals analyzes individual IEPs.
Year Founded
2003

Student Body

Total Students
326 students
Student Body Type
Co-ed
% Students of Color
67%
State avg.: 18%
Students by Grade
Trinity Catholic High School Student By Grade

Academics and Faculty

Total Classroom Teachers
29 teachers
Student : Teacher Ratio
11:1
National avg.: 13:1
% Faculty w/Advanced Degree
71%
Average Class Size
15 students
Number of AP Courses
10 courses
List of Courses Offered
Advanced Courses
ACC American History (11), ACC Calculus, ACC Chemistry II, ACC Language and Composition (12), ACC Literature and Composition, ACC Physics, ACC Pre-Calculus (11, 12), ACC Spanish 3, ACC Spanish 4, ACC Western Civilizations (12)
Average ACT score
24
Matriculation DataMatric. Data
Classroom Dress Code
Formal
(Business casual. All students required to wear one of three uniform polos. Boys and girls may wear khaki pants or shorts. Girls may also choose to wear a plaid, tan or grey uniform skirt.)

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Yearly Tuition Cost
Tuition Notes
This price includes all student fees. All Freshman receive an automatic 1500 off of tuition, which reapplies all four years.
% on Financial Aid
40%
Average Financial Aid Grant
$1,500
Acceptance Rate
90%
National avg.: 85%
Admissions Director
Kevin McKenna
Admissions Associate
Connor Grumich

Sports

School Notes

  • Trinity Catholic High School is a comprehensive, co-educational high school dedicated to the fostering of the spiritual, intellectual, social and physical growth in its students. With the support of parents, staff, alumni and entire school community, Trinity Catholic carries out its mission of Graduating Responsible Christian Citizens.Students, whose educational needs can be met will be admitted, after applying given available space. Students are admitted without regard to race, gender, ethnicity or nationality. Students traditionally apply during the winter of their eighth grade year for admission to ninth grade the following fall. All incoming freshman students must have successfully completed the eighth grade. Students of faiths other than Catholicism are admitted at provided they, as well as their parents or guardians, are willing to fully subscribe to the religious philosophy and program at Trinity Catholic High School.Trinity Catholic is fully accredited by the North Central Association and the Committee on Accredited Schools and Colleges at the University of Missouri, Columbia and is a member of the National Catholic Education Association.
  • School Mascot The Titans
  • School Colors Crimson, Silver and WhiteSchool
  • Motto "Expanding Minds, Changing Lives" & Ex Trinitate Unitas "From Trinity Comes Unity"

School Reviews

Endorse Trinity Catholic High 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

Identifying Your School's Brand
Identifying Your School's Brand
Creating a brand identity for your school is an essential part of your marketing strategy. We walk you through the process.
7 Reasons Why Private School May Be The Right Choice
7 Reasons Why Private School May Be The Right Choice
Private schools come in a wide variety of educational approaches. We show you how to refine your school search.
What A Teacher Does
June 01, 2021
What A Teacher Does
A teacher wears many hats. Here's a look at her duties and responsibilities.

Quick Stats (2021)

  • Top Ranked MO School
  • Grades: 9-12
  • Students: 326 students
  • Yearly Tuition: $9,300
  • Acceptance rate: 90%
  • Average class size: 15 students
  • Application Deadline: None / Rolling

Request Information

Did You Know?

The average private school tuition in Saint Louis, MO is $14,823 for elementary schools and $16,557 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).

Quick Links