- Enrollment
- 2,589
- Students per teacher
- 14.6:1
- Resource Index
- 41/100
Middle school (grades 6-8) · Lisle, IL
Kennedy Junior High School
Federal NCES profile for Kennedy Junior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 54/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 172771005436
👥 S:T ratio 42
🌟 Gifted program 70
🎓 Counselors 38
📋 Attendance 67
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Kennedy Junior High School earns 54/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois schools.
- #2 of 4
- public schools in Lisle · Resource Index
- 54
- Resource Index · Higher
- 14.4:1
- students per teacher
- 937
- students enrolled
Kennedy Junior High School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Kennedy Junior High School ranks #2 of 4 public schools in Lisle, IL.
School address
District: Naperville Cusd 203 · Illinois
NCES ID 172771005436 Verify on NCES CCD record →
NCES CCD universe card
School universe 172771005436 · Lisle, IL Middle · MID · TRAD
937 enr · 14.4:1 · RII 54
Nearest enrollment peer: Naperville Central High School (2,589 students)
Resource Investment Index #2 of 4 public schools in Lisle. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · Illinois schools → · Find another →
Kennedy Junior High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Naperville Cen
Naperville Central High School
2,589 students
- Naperville Nor
Naperville North High School
2,467 students
- This school 937
Kennedy Junior High School
937 students
- Jefferson Jr H 832
Jefferson Jr High School
832 students
- Lincoln Jr Hig 774
Lincoln Jr High School
774 students
- Elmwood Elem S 726
Elmwood Elem School
726 students
What this shows Kennedy Junior High School reports 937 students on the CCD universe file.
How Kennedy Junior High School compares
Kennedy Junior High 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 | 14.4:1 | ▲ 3% | 14:1 | 15.7:1 |
| Enrollment | 937 | top 8% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.4:1
Leaner classes than 53% of US schools, a middle-of-the-pack class size.
937
Bigger than 90% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Staffing depth
14.4:1
students per teacher
- 3% above state mean
Top 62% in Illinois - lower ratio than 38% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
13.4%
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
$22,199
per pupil, district-wide
- above Illinois avg of $18,196
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 312 students, the combined health-and-guidance staffing load for this school.
Discipline context
60
in-school suspensions + 16 out-of-school
Suspension rate: 6.4 per 100 students. Combined in-school and out-of-school rate: 8.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 42.3%
Asian 41.6%
Two or More 6.7%
Hispanic or Latino 6.6%
African American 2.5%
American Indian / Alaska Native 0.2%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 42.3% of enrollment.
Student-body diversity index 63.9/100
Simpson diversity index - at 63.9, Kennedy Junior High School is more mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Naperville Cusd 203, which includes Kennedy Junior High School.
$22,199
Per student
+22%
vs Illinois
Avg $18,196
+26%
vs U.S.
Avg $17,658
Revenue mix
Local 69.9%
State 25.6%
Federal 4.4%
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 Kennedy Junior High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Naperville Central High School | Larger | No free-lunch data | Similar S:T ratio |
| Naperville North High School | Larger | No free-lunch data | Similar S:T ratio |
| Jefferson Jr High School | Similar size | No free-lunch data | Lower S:T ratio |
| Lincoln Jr High School | Similar size | No free-lunch data | Similar S:T ratio |
| Elmwood Elem School | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Kennedy Junior High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,467
- Students per teacher
- 13.5:1
- Resource Index
- 36/100
- Enrollment
- 832
- Students per teacher
- 12.8:1
- Resource Index
- 42/100
- Enrollment
- 774
- Students per teacher
- 13.8:1
- Resource Index
- 44/100
- Enrollment
- 726
- Students per teacher
- 16.1:1
- Resource Index
- 41/100
Similar middle schools in Lisle
1 comparable middle schools (grades 6-8) serving the same city.
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 (~937 students)
Frequently asked questions about Kennedy Junior High School
How many students attend Kennedy Junior High School?
Kennedy Junior High School has 937 students enrolled. It is a middle school in Lisle, IL.
What is the student-teacher ratio at Kennedy Junior High School?
The student-teacher ratio at Kennedy Junior High School is 14.4:1, which is 3% higher than the Illinois average of 14:1 and 8% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Kennedy Junior High School?
The largest demographic group at Kennedy Junior High School is White at 42.3% of enrollment, in Lisle, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 63.9/100.
What is the Resource Investment Index for Kennedy Junior High School?
Kennedy Junior High School has a Resource Investment Index of 54/100 (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 Kennedy Junior High School rank among public schools in Lisle?
By Resource Investment Index, Kennedy Junior High School ranks #2 of 4 public schools in Lisle, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Naperville Cusd 203?
Besides Kennedy Junior High School, Naperville Cusd 203 also operates Naperville Central High School (2,589 students), Naperville North High School (2,467 students), and Jefferson Jr High School (832 students). See the Naperville Cusd 203 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.