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Waterloo High School
A−

Waterloo High School

PublicHighGrades 9–12

505 E Bulldog, Waterloo, IL 62298 · (618) 939-3455 · Part of Waterloo Community Unit School District 5

Waterloo’s School Grade A− better than 83% of Illinois school districts

Directions
Photo: WCUSD5 District Staff Photographer · CC0 · Wikimedia Commons
Students
876
Students per teacher
17:1
Free or reduced lunch
20%
Setting
Town
Grades
9–12
The gist

What stands out about Waterloo High School

  • Its own letter, A−: reading and math results near the top of Illinois’s public schools
  • Math proficiency 11 pts above the state
  • Reading / language arts 6 pts above the state

On the path

Where Waterloo kids come from and go next. The whole path →

6–8Waterloo Junior High School613 students
9–12Waterloo High SchoolYou are here

Test scores

2020–21
Math proficiency37%
State average 25.9%
Reading / language arts37%
State average 30.7%

Its own letter, A−, places these results among Illinois’s 3,406 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

505 E Bulldog, Waterloo

Students

Enrollment by grade
Grade 9209
Grade 10229
Grade 11216
Grade 12222
Enrollment over time
855’20
876’21
895’22
879’23
876’24

About steady since 2020–21.

Who goes here
White 93%Two or more races 4%Hispanic 3%American Indian/Alaska Native <1%Black <1%Asian <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Waterloo High School from Waterloo families.

Other schools in Waterloo Community Unit School District 5

The district →
W J Zahnow Elem School
Elementary · Grades PK–1 · Waterloo
487 students15:1
Rogers Elem School
Elementary · Grades 2–3 · Waterloo
A
417 students16:1
Gardner Elementary School
Elementary · Grades 4–5 · Waterloo
A
374 students16:1
Waterloo Junior High School
Middle · Grades 6–8 · Waterloo
A−
613 students17:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Illinois’s other public schools; Waterloo’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.