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The fundamental task of Gibault Catholic High school is to express the faith of Jesus in an academic environment permeated with the Gospel spirit of love and freedom. Recognizing that parents are the first teachers of the faith, Gibault accepts responsibility for continuing to teach the fundamental tenets of the Catholic Church.
We also strive to build on student's experience in their local parishes by providing them daily contact with a caring, Christian community.
Gibault fosters a Christian community in which each student, unique and important, is invited to experience an appreciation for learning and supportive human relationships.
Gibault continues to develop self-discipline and Christian leadership in its students by respecting the voice of students and by entrusting to them appropriate responsibilities and challenging opportunities for service.
Quick Facts (2026)
Grades: 9-12
Enrollment: 179 students
Yearly Tuition: $11,350
Average class size: 8 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)
The fundamental task of Gibault Catholic High school is to express
the faith of Jesus in an academic environment permeated with the
Gospel spirit of love and freedom. Recognizing that parents are the
first teachers of the faith, Gibault accepts responsibility for
continuing to teach the fundamental tenets of the Catholic Church.
We also strive to build on student's experience in their local
parishes by providing them daily contact with a caring, Christian
community. Gibault fosters a Christian community in which each
student, unique and important, is invited to experience an
appreciation for learning and supportive human relationships.
Gibault continues to develop self-discipline and Christian
leadership in its students by respecting the voice of students and
by entrusting to them appropriate responsibilities and challenging
opportunities for service.
Sample of notable school alumni/alumnae:
Shayla Campbell, talented artist and fierce supporter of others, graduated in 2021.
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
How much does Gibault Catholic cost?
Gibault Catholic's tuition is approximately $11,350 for private students.
What schools are Gibault Catholic often compared to?
A 2026 parent guide to choosing the right private school, with updated admissions timelines, tuition trends, affordability strategies, and expert insights.
Quick Facts (2026)
Grades: 9-12
Enrollment: 179 students
Yearly Tuition: $11,350
Average class size: 8 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)
Did You Know?
The average private school tuition in Illinois is $10,981 for elementary schools and $15,730 for high schools (read more about average private school tuition across the country).
