Gibault Catholic High School students consistently score 2 points higher on the ACT exam than the national average. Gibault Catholic High School has a 100% college acceptance and attendance rate.





Total Students 260
Freshmen  73
Sophomores 66
Juniors 55
Seniors 66

Gibault Catholic High School serves the following Catholic and public grade schools.

New Athens Millstadt Red Bud

Smithton Freeburg Chester
Waterloo Columbia  
Millstadt Consolidated #160 Valmeyer #3

Student/Teacher Ratio

21 full time
3 part time
Half of the faculty have advanced degrees

Gibault is a Catholic school open to any student who desires a faith-based high school experience. Our students consistently score 2 points higher than the national average on the ACT and most of our students go on to higher education. In fact, in the past 3 years, 100% have done so! Our students have been accepted to a wide variety of colleges and universities, including national universities such as Notre Dame, Northwestern, Yale, and Columbia.

Child Protection Information





Gibault Catholic High School: 501 Columbia Avenue, Waterloo, Illinois, 62298 Phone: 618.939.3883 Fax: 618.939.7215

Diocese of Belleville