St. Ailbe School is a Christian community which strives with our parents to help provide your children with challenging and exciting educational programs that will nurture and enhance their intellectual and spiritual growth.
The mission of St. Ailbe School is to pass along the Catholic Faith within the context of a quality education.
An education that nurtures the intellect as well as builds upon and sustains moral character.
Quick Facts (2025-26)
- Top Ranked IL School
- Grades: Prekindergarten-8
- Enrollment: 153 students
- Average class size: 15 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Ailbe Catholic School ranks among the top 20% of private schools in Illinois for:
School Overview
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1950
Summer School Offered
Yes
School Calendar
Student Body
Total Students
153 students
Student Body Type
Co-ed
% Students of Color
100%
State avg.: 34%
Students by Grade

Academics and Faculty
Total Classroom Teachers
12 teachers
Student-Teacher Ratio
13:1
National avg.: 13:1
Average Class Size
15 students
Number of AP Courses
15 courses
Classroom Dress Code
Formal
uniform worn by students preschool-gr.8
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
School Notes
- School Motto: Education with Excellence
Source: Verified school update
Frequently Asked Questions
What is St. Ailbe Catholic School's ranking?
St. Ailbe Catholic School ranks among the top 20% of private schools in Illinois for: Highest percentage of students of color and Most AP courses offered.
When is the application deadline for St. Ailbe Catholic School?
The application deadline for St. Ailbe Catholic School is rolling (applications are reviewed as they are received year-round).
In what neighborhood is St. Ailbe Catholic School located?
St. Ailbe Catholic School is located in the Calumet Heights neighborhood of Chicago, IL. There are 1 other private schools located in Calumet Heights.
School Reviews
Endorse St. Ailbe Catholic School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles

Transferring from Public to Private School Mid-Year: What to Expect
Considering a mid-year transfer from public to private school? Learn what to expect with admissions, academic placement, social adjustment, and financial aid to ensure a smooth transition.

A Guide to Day vs. Boarding School: Which Is Right for Your Family
Discover the key differences between day and boarding schools to determine the best fit for your child. Explore benefits, costs, lifestyle factors, and questions to help guide your family’s decision.

The A to Z of Private Schools 2025
Explore the A to Z of private schools in 2025—from admissions to tuition—offering parents and educators clear insights into today’s options.