Home > Michigan > Oakland County > Wixom

St. Catherine Of Siena Academy

28200 Napier Rd
Wixom, MI 48393

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Tel: (248) 946-4848

www.saintcatherineacademy.org

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St. Catherine of Siena Academy is a private Roman Catholic girls' high school in Wixom, Michigan, United States.

Quick Facts (2025-26)

Grades: 9-12
Enrollment: 238 students
Yearly Tuition: $16,450
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Overview

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Religious Affiliation

Catholic

Grades Offered

Grades 9-12

Year Founded

2010

Colors

Purple, Gold

School Calendar

View School Calendar

Campus Size

33 acres

Student Body

Total Students

238 students

Student Body Type

All-girls

% Students of Color

State avg.: 19%

Students by Grade

St. Catherine Of Siena Academy Student By Grade

Academics and Faculty

Total Classroom Teachers

22 teachers

Student-Teacher Ratio

11:1

National avg.: 13:1

Number of AP Courses

15 courses

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$16,450

View national tuition avg.

Application URL

Online Application

Endowment Size

$10 million

School Notes

School Motto: From Here, You’ll Change the World.
School Mascot: Stars

Source: National Center for Education Statistics (NCES)

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Frequently Asked Questions

How much does St. Catherine Of Siena Academy cost?

St. Catherine Of Siena Academy's tuition is approximately $16,450 for private students.

What schools are St. Catherine Of Siena Academy often compared to?

St. Catherine Of Siena Academy is often viewed alongside schools like Mercy High School by visitors of our site.

When is the application deadline for St. Catherine Of Siena Academy?

The application deadline for St. Catherine Of Siena Academy is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2025-26)

Grades: 9-12
Enrollment: 238 students
Yearly Tuition: $16,450
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Oakland County, MI is $17,287 for elementary schools and $18,758 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).