Enrollment
937
Illinois · 2024-25 NCES data
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 43
🌟 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
- 14.3:1
- 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 →
Teachers (FTE)
65.0
Federal CCD staff survey
Students per teacher
14.3:1
vs 14:1 Illinois avg
+2% vs state
Student-teacher ratio in context
How Kennedy Junior High School compares with Illinois and U.S. medians
What stands out at Kennedy Junior High School
Kennedy Junior High School is a large middle school in Lisle, Illinois, enrolling 937 students.
Class loads run somewhat heavier than typical: 14.3:1 puts it in the larger third of Illinois schools by student-teacher ratio.
By headcount it is one of the larger campuses in Illinois, bigger than 92% of state schools at 937 students.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by White (42%) and Asian (42%), more mixed than most schools in the state (diversity index 64/100).
Counselor coverage runs a bit thin, about 312 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
13.4% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Naperville Cusd 203 spends $21,103 per pupil, 24% above the Illinois average, a better-resourced district than most.
Among Lisle's middle schools, it stands alongside Lisle Jr High School (338 students): Kennedy Junior High School is larger than that campus by headcount and runs heavier classes (14.3:1 vs 10.6:1).
Naperville Cusd 203 also operates Naperville Central High School (2,589 students) and Naperville North High School (2,467 students) alongside Kennedy Junior High School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
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 | 14.3:1 | ▲ 2% | 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
14.3:1
Leaner classes than 56% 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
14.3:1
students per teacher
- 2% above state mean
Top 61% in Illinois - lower ratio than 39% 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
$21,103
per pupil, district-wide
- above Illinois avg of $17,042
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.
Overview
Enrollment 937 Top 8% in Illinois - larger than 92% of 3,845 state schools
Teachers (FTE) 65.0
Students per teacher 14.3:1 +2% vs state
Free-lunch eligible -
NCES ID 172771005436
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 & staff
Gifted & talented Yes
Counselors (FTE) 3.0
Students per counselor 312:1
Discipline & special education
Chronically absent 13.4%
In-school suspensions 60
Out-of-school suspensions 16
Funding & spending
District-wide per-pupil expenditure for Naperville Cusd 203, which includes Kennedy Junior High School.
$21,103
Per student
+24%
vs Illinois
Avg $17,042
+27%
vs U.S.
Avg $16,593
Revenue mix
Local 69.9%
State 25.6%
Federal 4.4%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 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
- 2,589
- Students per teacher
- 14.4:1
- Resource Index
- 42/100
- Enrollment
- 2,467
- Students per teacher
- 14:1
- Resource Index
- 35/100
- Enrollment
- 832
- Students per teacher
- 12.6:1
- Resource Index
- 42/100
- Enrollment
- 774
- Students per teacher
- 13.7:1
- Resource Index
- 44/100
- Enrollment
- 726
- Students per teacher
- 15.8:1
- Resource Index
- 41/100
Similar middle schools in Lisle
1 comparable middle schools (grades 6-8) serving the same city.
Next steps
Verify locally before acting on Kennedy Junior High School's federal record.
- Compare Kennedy Junior High School against another school. Compare schools
- Naperville Cusd 203's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
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 14.3:1, which is 2% higher than the Illinois average of 14:1 and 9% 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, counselor availability, attendance rates. 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. See all public schools in Lisle on the city page.
Is Kennedy Junior High School a good school?
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. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
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.