For the 2025-26 school year, there is 1 private high school serving 179 students in Monroe County, IL.
100% of private high schools in Monroe County, IL are religiously affiliated (most commonly Catholic).
Private High Schools in Monroe County (2025-26)
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
Frequently Asked Questions
How many private high schools are located in Monroe County, IL?
1 private high schools are located in Monroe County, IL.
What percentage of private high schools are religiously affiliated in Monroe County?
100% of private high schools in Monroe County are religiously affiliated (most commonly Catholic).
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