Marmion Academy is a college preparatory school. Its mission is the education of young men in leadership skills and a value-based liberal arts education, founded on the Roman Catholic Faith and the Benedictine tradition of a desire for God and a love for learning.
To accomplish this, Marmion strives to build a community of skilled and dedicated educators, and talented and receptive students.
Parents, teachers, support staff, alumni and students work together to foster respect for each person and to develop God-given talents.
Quick Stats (2025)
- Top Ranked IL School
- Grades: 9-12
- Enrollment: 511 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Marmion Academy ranks among the top 20% of private schools in Illinois for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
1933
School Motto
'Dare to Lead'
School Mascot
The Cadets
Student Body
Total Students
511 students
Student Body Type
% Students of Color
23%
State avg.: 34%
Students by Grade

Academics and Faculty
Total Classroom Teachers
44 teachers
Student : Teacher Ratio
12:1
National avg.: 13:1
School Colors
Blue, Red
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What is Marmion Academy's ranking?
Marmion Academy ranks among the top 20% of private schools in Illinois for: Largest student body.
When is the application deadline for Marmion Academy?
The application deadline for Marmion Academy is rolling (applications are reviewed as they are received year-round).
School Reviews
5 4/2/2013
Wonderful environment for teen boys to learn and grow both academically and socially.
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