St. Mary's Preparatory is a Catholic, all-boys, college preparatory high school with a Polish-American heritage and legacy.
Our mission is to provide deserving young men the moral guidance, discipline, and education necessary to become Christian gentlemen, scholars, and men of service and leadership for the world.
By completion of our spiritual and educational model, these men can gain the fortitude, reverence, character, and preparation to meet all challenges for the greater glory of God and their alma mater.
Saint Mary's Preparatory is a four year secondary program of pre-college studies in a disciplined environment preparing young men for future study and careers of service.
The Prep has a day student and boarding school program.

Quick Stats (2021-22)

Top Rankings

St. Mary's Preparatory School ranks among the top 20% of private schools in Michigan for:

Category
Attribute

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12

Student Body

Total Students
480 students
Student Body Type
% Students of Color
15%
State avg.: 20%
Students by Grade
St. Mary's Preparatory School Student By Grade

Academics and Faculty

Total Classroom Teachers
48 teachers
Student : Teacher Ratio
10:1
National avg.: 13:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling

School Notes

  • St. Mary's Preparatory is a Catholic, all-boys, college preparatory high school with a Polish-American heritage and legacy. Our mission is to provide deserving young men the moral guidance, discipline, and education necessary to become Christian gentlemen, scholars, and men of service and leadership for the world. By completion of our spiritual and educational model, these men can gain the fortitude, reverence, character, and preparation to meet all challenges for the greater glory of God and their alma mater. Saint Mary's Preparatory is a four year secondary program of pre-college studies in a disciplined environment preparing young men for future study and careers of service. The Prep has a day student and boarding school program.

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Did You Know?

The average private school tuition in Oakland County, MI is $11,790 for elementary schools and $15,121 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Oakland County, MI is 94% (read more about average acceptance rates across the country).

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