St. Mary Catholic School (Top Ranked �� School for 2025-26)

Home > Michigan > Oakland County > Royal Oak

St. Mary Catholic School

628 S Lafayette Ave
Royal Oak, MI 48067

St Mary Catholic School aim is to provide a quality education in a faith-filled environment which nurtures Catholic values and academic achievement.

We work with families to promote the child's spiritual, academic and social growth.

We also respect the uniqueness of each child and celebrate their diverse gifts and talents.

Quick Facts (2025-26)

Top Ranked MI School
Grades: Prekindergarten-8
Enrollment: 299 students
Average class size: 17 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

Top Rankings

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

School Overview

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)
Other school association(s)

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Student Body

Total Students

299 students

Student Body Type

Co-ed

% Students of Color

State avg.: 19%

Students by Grade

St. Mary Catholic School Student By Grade

Academics and Faculty

Total Classroom Teachers

19 teachers

Student-Teacher Ratio

16:1

National avg.:

Average Class Size

17 students

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Application URL

School Notes

St Mary Catholic School aim is to provide a quality education in a faith-filled environment which nurtures Catholic values and academic achievement. We work with families to promote the child's spiritual, academic and social growth. We also respect the uniqueness of each child and celebrate their diverse gifts and talents.

Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

What is St. Mary Catholic School's ranking?

St. Mary Catholic School ranks among the top 20% of private schools in Michigan for: Largest student body.

When is the application deadline for St. Mary Catholic School?

The application deadline for St. Mary Catholic School is rolling (applications are reviewed as they are received year-round).

School Reviews

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Quick Facts (2025-26)

Top Ranked MI School
Grades: Prekindergarten-8
Enrollment: 299 students
Average class size: 17 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

Did You Know?

The average private school tuition in Oakland County, MI is $17,480 for elementary schools and $18,955 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Oakland County, MI is 81% (read more about average acceptance rates across the country).