- Enrollment
- 4,020
- Students per teacher
- 18.6:1
- Resource Index
- 55/100
Middle school (grades 6-8) · Aurora, IL
K D Waldo Middle School
Federal NCES profile for K D Waldo Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 61/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 170468000149
👥 S:T ratio 50
🌟 Gifted program 70
🎓 Counselors 51
📋 Attendance 74
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
K D Waldo Middle School earns 61/100 on the Resource Investment Index, with class sizes near the Illinois median.
- #3 of 11
- middle schools in Aurora · Resource Index
- 61
- Resource Index · Higher
- 12.4:1
- students per teacher
- 729
- students enrolled
K D Waldo Middle School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, K D Waldo Middle School ranks #3 of 11 middle schools in Aurora, IL.
School address
District: Aurora East Usd 131 · Illinois
NCES ID 170468000149 Verify on NCES CCD record →
NCES CCD universe card
School universe 170468000149 · Aurora, IL Middle · MID · TRAD
729 enr · 12.4:1 · RII 61
Nearest enrollment peer: East High School (4,020 students)
Resource Investment Index #3 of 11 middle schools in Aurora. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
K D Waldo Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- East High Scho
East High School
4,020 students
- Henry W Cowher 807
Henry W Cowherd Middle School
807 students
- C F Simmons Mi 792
C F Simmons Middle School
792 students
- This school 729
K D Waldo Middle School
729 students
- Olney C Allen 712
Olney C Allen Elem School
712 students
- C M Bardwell E 679
C M Bardwell Elem School
679 students
What this shows K D Waldo Middle School reports 729 students on the CCD universe file.
How K D Waldo Middle School compares
K D Waldo Middle School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.4:1 | ▼ 11% | 14:1 | 15.7:1 |
| Enrollment | 729 | top 13% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.4:1
Leaner classes than 72% of US schools, among the more generously staffed nationally.
729
Bigger than 82% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
12.4:1
students per teacher
- 11% below state mean
Top 34% in Illinois - lower ratio than 66% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
10.4%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$16,690
per pupil, district-wide
- below Illinois avg of $18,196
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors3.0 FTE
Per 243 students, the combined health-and-guidance staffing load for this school.
Discipline context
160
in-school suspensions + 140 out-of-school
Suspension rate: 21.9 per 100 students. Combined in-school and out-of-school rate: 41.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 89.4%
African American 6.4%
White 2.6%
Two or More 1.2%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 89.4% of enrollment.
Student-body diversity index 19.6/100
Simpson diversity index - at 19.6, K D Waldo Middle School is less mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Aurora East Usd 131, which includes K D Waldo Middle School.
$16,690
Per student
-8%
vs Illinois
Avg $18,196
-5%
vs U.S.
Avg $17,658
Revenue mix
Local 20.0%
State 60.2%
Federal 19.7%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2022-23 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How K D Waldo Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| East High School | Larger | No free-lunch data | Higher S:T ratio |
| Henry W Cowherd Middle School | Similar size | No free-lunch data | Similar S:T ratio |
| C F Simmons Middle School | Similar size | No free-lunch data | Similar S:T ratio |
| Olney C Allen Elem School | Similar size | No free-lunch data | Higher S:T ratio |
| C M Bardwell Elem School | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to K D Waldo Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 807
- Students per teacher
- 12.6:1
- Resource Index
- 63/100
- Enrollment
- 792
- Students per teacher
- 13:1
- Resource Index
- 59/100
- Enrollment
- 712
- Students per teacher
- 16.6:1
- Resource Index
- 44/100
- Enrollment
- 679
- Students per teacher
- 17.4:1
- Resource Index
- 46/100
Similar middle schools in Aurora
6 comparable middle schools (grades 6-8) serving the same city.
Francis Granger Middle School
Standard public school
1,011 students 14.2:1 students per teacher
Fischer Middle School
Standard public school
861 students 13.7:1 students per teacher
Henry W Cowherd Middle School
Standard public school
807 students 12.6:1 students per teacher
C F Simmons Middle School
Standard public school
792 students 13:1 students per teacher
Still Middle School
Standard public school
709 students 13.6:1 students per teacher
Washington Middle School
Standard public school
690 students 15:1 students per teacher
Nationwide middle 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 (~729 students)
Frequently asked questions about K D Waldo Middle School
How many students attend K D Waldo Middle School?
K D Waldo Middle School has 729 students enrolled. It is a middle school in Aurora, IL.
What is the student-teacher ratio at K D Waldo Middle School?
The student-teacher ratio at K D Waldo Middle School is 12.4:1, which is 11% lower than the Illinois average of 14:1 and 21% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of K D Waldo Middle School?
The largest demographic group at K D Waldo Middle School is Hispanic or Latino at 89.4% of enrollment, in Aurora, IL.
What is the Resource Investment Index for K D Waldo Middle School?
K D Waldo Middle School has a Resource Investment Index of 61/100 (higher 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 K D Waldo Middle School rank among middle schools in Aurora?
By Resource Investment Index, K D Waldo Middle School ranks #3 of 11 middle schools in Aurora, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Aurora on the city page.
What other schools are in Aurora East Usd 131?
Besides K D Waldo Middle School, Aurora East Usd 131 also operates East High School (4,020 students), Henry W Cowherd Middle School (807 students), and C F Simmons Middle School (792 students). See the Aurora East Usd 131 district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error. Data current as of August 2026.