Gibault Catholic
Private · Grades 9–12 · 192 students
Waterloo High School
505 E Bulldog, Waterloo, IL 62298
Grades
9–12
High
Students
876
Enrolled 2024–25
Students per teacher
17.1 : 1
Full-time teachers
District
Waterloo CUSD 5
Monroe County
Schola Grade B · Above average
Letter grade (A–F) · compared with 684 Illinois high schools · How we grade
Percentiles compare this school with other Illinois high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Waterloo High School
Waterloo High School is a public high school in Waterloo, Illinois, serving grades 9–12. It is part of Waterloo CUSD 5. The school is located in a town on the edge of a metro area in Monroe County.
In the 2024–25 school year, 876 students were enrolled, with about 17.1 students for every full-time teacher. That ratio is larger than the typical Illinois high school (13.3 students per teacher). Its Schola Grade is B (above average), compared with 684 Illinois high schools.
Grades & enrollment
Students per grade, 2024–25Grades 9–12
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 876 students
- Students per teacher
- 17.1 to 1
- Charter school
- No
- Magnet school
- No
- Locale
- Town — Fringe
- School district
- Waterloo CUSD 5
- County
- Monroe County
- NCES school ID
- 174107004113
Schools near Waterloo High School
All 6 schools in Waterloo →
Valmeyer High School
Public · Grades 9–12 · 106 students
Columbia High School
Public · Grades 9–12 · 606 students
CCSI Alternative School
Alternative · Grades 9–12
Career Center of Southern IL
CTE · Grades 11–12
Monroe/Randolph Red Brick Sch
Alternative · Grades 6–12
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.