For the 2026 school year, there is 1 private high school serving 179 students in Waterloo, IL.
100% of private high schools in Waterloo, IL are religiously affiliated (most commonly Catholic).
草榴社区 High Schools in Waterloo, IL (2026)
School
Location
Quick Facts
Gibault Catholic
(Catholic)
501 Columbia Ave
Waterloo, IL 62298
(618) 922-9751
Waterloo, IL 62298
(618) 922-9751
Gr: 9-12 | 179 students Avg. class size: 8 students Tuition listed
Overview
This Town (Waterloo)
This State (IL)
# Schools
1 School
Student Body:
# Students
179 Students
89,976 Students
% Average Students of Color
15%
35%
Academics and Faculty:
# Teachers
24 Teachers
7,571 Teachers
Average Student-Teacher Ratio
7:1
11:1
Average Class Size
8 students
15 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$11,350
$15,969
Students by Ethnicity:
Diversity Score
0.29
0.62
# American Indian Students
4 Students
298 Students
% American Indian Students
2%
n/a
# Asian Students
7 Students
5,624 Students
% Asian Students
4%
6%
# Hispanic Students
10 Students
10,091 Students
% Hispanic Students
6%
11%
# Black Students
6 Students
9,671 Students
% Black Students
3%
11%
# White Students
150 Students
52,469 Students
% White Students
84%
58%
# Hawaiian Students
n/a
105 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
2 Students
12,222 Students
% of Others Students
1%
14%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
How many private high schools are located in Waterloo, IL?
1 private high schools are located in Waterloo, IL.
What percentage of private high schools are religiously affiliated in Waterloo?
100% of private high schools in Waterloo are religiously affiliated (most commonly Catholic).
Recent Articles
Ask Current Parents What Admissions Won't Answer
Learn how to ask current private school parents revealing questions about culture, academics, communication, costs, discipline, and community life before deciding whether a school truly fits your family well.
When School Anxiety Is Really a School Fit Problem
Learn when school anxiety may signal a poor school fit, how parents can identify academic or social mismatches, and when changing private schools deserves serious consideration for families today.
Will My Child Find Their People? Evaluating School Culture
Learn how to evaluate private school culture, student belonging, friendships, teacher relationships, social dynamics, and authentic community fit so your child can find the right place to thrive and connect.