At Saint Leo the Great School we believe in the capacity of the individual to lead with compassion, learn with commitment, and act with courage.
Focusing on the needs of each child, we achieve our purpose by word and deed.
Students are inspired to achieve the highest standards in intellectual achievement through developmentally appropriate instruction that allows for individual differences and learning styles.
They are encouraged to be active participants in their commitment to God, kindness to each other, and pursuit of knowledge.
Quick Facts (2025-26)
- Top Ranked NJ School
- Grades: Prekindergarten-8
- Enrollment: 609 students
- Average class size: 20 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Leo The Great School ranks among the top 20% of private schools in New Jersey for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1960
School Calendar
Awards
Blue Ribbon School - Selected in 2018
Student Body
Total Students
609 students
Student Body Type
Co-ed
% Students of Color
7%
State avg.: 39%
Students by Grade

Academics and Faculty
Total Classroom Teachers
35 teachers
Student-Teacher Ratio
17:1
National avg.: 13:1
% Faculty w/Advanced Degree
10%
Average Class Size
20 students
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
Sports
Total Sports Offered
9 sports
School Notes
- School Motto: ‘Truth and Honor’
- The uniqueness of Saint Leo the Great School is its ability to draw strength from its traditions of excellence, to meet the needs of the 21st Century Learner, and to move students to a better understanding of our world and their obligation to contribute to its greatness through STEAM (Science, Technology, Engineering, Arts, and Math) based curriculum .Saint Leo the Great students are inspired to achieve the highest standards in intellectual achievement, as well as to grow in their commitment to God and the development of their faith.The school`s success is reflected in our whole community`s devotion to the continued spiritual, academic, and personal growth of our students.
- Saint Leo the Great School was recognized by the United States Department of Education in 2012 and again in 2018 as a National Blue Ribbon School. In 2019, Saint Leo's was also recgnized once more by the U.S. Department of Education as a Green Ribbon School making it the first Catholic school to win the honor in the state of New Jersey.
- Sample of notable school alumni/alumnae:
- John Doe, Nobel Laureate -
Source: Verified school update
Frequently Asked Questions
Who are famous alumni from St. Leo The Great School?
St. Leo The Great School famous alumni include: John Doe, Nobel Laureate.
What sports does St. Leo The Great School offer?
St. Leo The Great School offers 9 interscholastic sports: Baseball, Basketball, Cheering, Cross Country, Soccer, Softball, Tennis, Track and Field and Volleyball.
What is St. Leo The Great School's ranking?
St. Leo The Great School ranks among the top 20% of private schools in New Jersey for: Largest student body.
When is the application deadline for St. Leo The Great School?
The application deadline for St. Leo The Great School is rolling (applications are reviewed as they are received year-round).
School Reviews
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