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Average

#2319 of 3,813 schools in IL

Waterloo High School

High School · Waterloo CUSD 5

505 E Bulldog, Waterloo, IL 62298

Enrollment

879

Student-Teacher

17.6:1

Score

5.9

Grades

9th – 12th

Updated 2022-23

How this school compares

In Waterloo

#1 of 5

public schools

Illinois high schools

#445 of 703

In district

#1 of 5

Waterloo CUSD 5

Academic performance

7.7 / 10

Very strong

About Waterloo High School

Waterloo High School serves 879 students in grades 9-12 in the town of Waterloo, Illinois, offering a comprehensive high school experience with a student-teacher ratio of 17.6:1 and 50 full-time equivalent teachers. The school earns a MySchoolScout rating of 6.2 out of 10 and ranks in the 62nd percentile statewide at #1435 out of 3819 Illinois high schools, indicating solid performance among the state's secondary schools. Academically, Waterloo High School demonstrates steady achievement with an academic score of 7.7 out of 10.

In English Language Arts and Reading, 39% of students across all grade levels perform at proficient or above levels, providing a foundation for continued growth in literacy skills. The school draws from a stable community where families have established strong roots. The surrounding 62298 zip code area, home to 17,192 residents, features a median household income of $93,066 and median home values of $246,600.

About one-third of area adults hold bachelor's degrees or higher, while the poverty rate remains notably low at just 3.9%, reflecting the community's economic stability. Waterloo High School is situated on the fringe of an urban area, offering students both small-town familiarity and access to broader metropolitan resources and opportunities.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress6.4Above Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-3.43 pts/yr
Data Period2019–2022
TrendDeclining
Academics7.7Very Good25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency37%
Reading/ELA Proficiency39%
Overall Proficiency38%
Expected (poverty-adj.)40%
vs. Expected-1.8 pts
Adjusted Percentile65th
College Readiness6.6Above Average30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment2.1Needs Improvement20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio17.6:1
Per-Pupil Spending$12,458

Waterloo High School — Students at Waterloo High School score 38% proficient, which is below what's typical for similar communities (expected: 40%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

20%

Students qualifying for federal meal assistance

Test Scores IL EDFACTS (2021-22)

Math Proficiency 41.0%
School
State
N/A
ELA Proficiency 41.0%
School
State
N/A

Based on 5 test records from IL state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
45%
ELA
47%
2021*
Math
37%
ELA
37%
2022
ELA
39%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 6.4/10.

How Waterloo High School Compares

See how Waterloo High School performs across key quality dimensions compared to state benchmarks.

Overall Score
5.9/10
39th percentile in IL
Academic
7.7/10
7.7/10
Growth
6.4/10
Above average
Environment
2.1/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
20%
Teaching Staff
18:1 student-teacher ratio
50 teachers

Location

505 E Bulldog, Waterloo, IL 62298

Nearby Alternatives

Families considering Waterloo High School may also want to explore other high schools in the area. GIBAULT CATHOLIC (rated 7.5/10, 2.0 miles away), which scores notably higher. Another option is Columbia High School (rated 5.9/10, 9.8 miles away, in nearby Columbia), with a very similar rating. Additionally, Valmeyer High School (rated 5.2/10, 7.6 miles away, in nearby Valmeyer), with a comparable rating. For more schools in Waterloo, see our Waterloo schools guide .

Nearby Schools

20 within 11.1 mi
School Distance Rating
Gardner Elementary School Waterloo 1.2 mi 4.8
Rogers Elem School Waterloo 1.3 mi 4.4
Waterloo Junior High School Waterloo 1.4 mi 4.6
W J Zahnow Elem School Waterloo 1.7 mi 5.0
GIBAULT CATHOLIC Waterloo 2.0 mi 7.5
IMMACULATE CONCEPTION Columbia 9.0 mi 5.2
Eagleview Elementary School Columbia 9.1 mi 5.2
Valmeyer High School Valmeyer 7.6 mi 5.2
Valmeyer Elementary School Valmeyer 7.6 mi 5.5
Valmeyer Jr High Valmeyer 7.6 mi 5.5
Columbia Middle School Columbia 9.6 mi 3.8
ST JAMES CATHOLIC SCHOOL Millstadt 10.1 mi 6.4
Columbia High School Columbia 9.8 mi 5.9
Millstadt Consolidated School Millstadt 10.2 mi 5.5
Parkview Elementary School Columbia 9.9 mi 5.4
Millstadt Primary Center Millstadt 10.4 mi 6.8
ST JOHN THE BAPTIST SCHOOL Smithton 10.0 mi 5.3
Smithton Elem School Smithton 10.0 mi 5.7
ST JOHN THE BAPTIST CATHOLIC SCHOOL Red Bud 10.9 mi 5.8
Red Bud High School Red Bud 11.1 mi 5.2

Neighborhood Census ACS (2019-2023)

Census data for ZIP 62298 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$94,073

Median Home Value

$263,200

Median Rent

$884/mo

Population

17,907

College Educated

35.2%

Homeownership

84.3%

Avg Commute

29.5 min

Poverty Rate

4.5%

Median Age

43.6

Community Profile

The community surrounding Waterloo High School has a median household income of $94,073. It is an area where 35% of adults hold a bachelor's degree or higher. The median home value in the area is $263,200, with a median rent of $884/month. The local poverty rate of 4.5% is relatively low. The average commute for residents is 30 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Columbia High School Columbia, IL 5.9
Herscher High School Herscher, IL 5.9
Noble St Chtr-Noble Campus Chicago, IL 5.9
Oregon Jr/Sr High School Oregon, IL 5.9
Rantoul Twp High School Rantoul, IL 5.9
Manteno High School Manteno, IL 6.0

Frequently Asked Questions

Common questions about Waterloo High School

What grades does Waterloo High School serve?

Waterloo High School serves students in grades 9th through 12th.

How many students attend Waterloo High School?

Waterloo High School has an enrollment of approximately 879 students.

What is the student-teacher ratio at Waterloo High School?

The student-teacher ratio at Waterloo High School is 17.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Waterloo High School rank in IL?

Waterloo High School is ranked #2319 out of 3,813 schools in IL.

What is Waterloo High School's MySchoolScout rating?

Waterloo High School has a composite rating of 5.9 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Waterloo High School?

Based on the most recent state assessment data, Waterloo High School has 41.0% math proficiency and 41.0% reading/ELA proficiency.

Is Waterloo High School a charter school?

No, Waterloo High School is not a charter school. It is a traditional public school operated by the local school district.

Is Waterloo High School a Title I school?

No, Waterloo High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Waterloo High School?

20.0% of students at Waterloo High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

County Safety
Low (29/100K)

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
879
Student-Teacher Ratio
17.6:1
Teachers (FTE)
50
Free/Reduced Lunch
20.0%
Type
regular
Setting
Fringe Town
County
Monroe County
Data Year
2023–2024

District

Waterloo CUSD 5
District Enrollment
2,742
Schools in District
5
Per-Pupil Spending
$12,591
District Rank
#1 of 5

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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