- Enrollment
- 613
- Students per teacher
- 17:1
- Resource Index
- 44/100
High school (grades 9-12) · Waterloo, IL
Waterloo High School
Federal NCES profile for Waterloo High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 174107004113
👥 S:T ratio 31
🌟 Gifted program 30
🎓 Counselors 42
📋 Attendance 46
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Waterloo High School earns 37/100 on the Resource Investment Index, with class sizes larger than 88% of Illinois schools. It is also less racially and ethnically mixed than most Illinois schools.
- #5 of 5
- public schools in Waterloo · Resource Index
- 37
- Resource Index · Typical
- 17.2:1
- large classes for Illinois
- 876
- students enrolled
Waterloo High School has class sizes larger than 88% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Waterloo High School ranks #5 of 5 public schools in Waterloo, IL.
School address
District: Waterloo Cusd 5 · Illinois
NCES ID 174107004113 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-16 students YoY
Waterloo High School held near 879 students from 2022-23 to 2023-24 (-16 headcount).
Teacher FTE held 51.0 → 50.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-16 students YoY 174107004113 · Waterloo, IL High · MID · TRAD
876 enr · 17.2:1 · RII 37
Nearest enrollment peer: Waterloo Junior High School (613 students)
Waterloo High School held near 879 students from 2022-23 to 2023-24 (-16 headcount). Teacher FTE held 51.0 → 50.8 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Waterloo High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Waterloo High School
876 students
- Waterloo Junio
Waterloo Junior High School
613 students
- W J Zahnow Ele
W J Zahnow Elem School
487 students
- Rogers Elem Sc
Rogers Elem School
417 students
- Gardner Elemen
Gardner Elementary School
374 students
What this shows Waterloo High School reports 876 students on the CCD universe file.
How Waterloo High School compares
Waterloo High School held steady on CCD headcount: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.2:1 | ▲ 23% | 14:1 | 15.7:1 |
| Enrollment | 876 | top 9% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.2:1
Leaner classes than 29% of US schools, heavier class loads than most.
876
Bigger than 88% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Staffing depth
17.2:1
students per teacher
- 23% above state mean
Top 88% in Illinois - lower ratio than 12% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
21.7%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$12,591
per pupil, district-wide
- below Illinois avg of $18,196
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors3.0 FTE
Per 292 students, the combined health-and-guidance staffing load for this school.
Discipline context
65
in-school suspensions + 25 out-of-school
Suspension rate: 7.4 per 100 students. Combined in-school and out-of-school rate: 10.3 per 100 students. Reported via the Civil Rights Data Collection. Includes 4 expulsions.
Student demographics
White 92.8%
Two or More 3.5%
Hispanic or Latino 2.7%
American Indian / Alaska Native 0.5%
African American 0.2%
Asian 0.2%
Largest group: White at 92.8% of enrollment.
Student-body diversity index 13.7/100
Simpson diversity index - at 13.7, Waterloo High School is less mixed than the Illinois school average of 38.9.
Programs
AP program Not offered
District finance for Waterloo Cusd 5 reports $12,591 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Waterloo High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Waterloo Junior High School | Smaller | No free-lunch data | Similar S:T ratio |
| W J Zahnow Elem School | Smaller | No free-lunch data | Lower S:T ratio |
| Rogers Elem School | Smaller | No free-lunch data | Similar S:T ratio |
| Gardner Elementary School | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Waterloo High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 487
- Students per teacher
- 15.2:1
- Resource Index
- 47/100
- Enrollment
- 417
- Students per teacher
- 16.7:1
- Resource Index
- 46/100
- Enrollment
- 374
- Students per teacher
- 15:1
- Resource Index
- 47/100
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~876 students)
Similar student-teacher ratio (~17.2:1)
Frequently asked questions about Waterloo High School
How many students attend Waterloo High School?
Waterloo High School has 876 students enrolled. It is a high school in Waterloo, IL. CCD year-over-year: 895 (2022-23) → 879 (2023-24), nearly flat (-16).
What is the student-teacher ratio at Waterloo High School?
The student-teacher ratio at Waterloo High School is 17.2:1, which is 23% higher than the Illinois average of 14:1 and 10% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Waterloo High School?
The largest demographic group at Waterloo High School is White at 92.8% of enrollment, in Waterloo, IL.
What is the Resource Investment Index for Waterloo High School?
Waterloo High School has a Resource Investment Index of 37/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Waterloo High School rank among public schools in Waterloo?
By Resource Investment Index, Waterloo High School ranks #5 of 5 public schools in Waterloo, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Waterloo on the city page.
What other schools are in Waterloo Cusd 5?
Besides Waterloo High School, Waterloo Cusd 5 also operates Waterloo Junior High School (613 students), W J Zahnow Elem School (487 students), and Rogers Elem School (417 students). See the Waterloo Cusd 5 district page for the complete list.