- Enrollment
- 552
- Students per teacher
- 14.2:1
- Resource Index
- 40/100
Elementary school (grades K-5) · Williamsville, IL
Williamsville Jr High School
Federal NCES profile for Williamsville Jr High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
2024-25 NCES dataElementary school (grades K-5)NCES 174248004272
👥 S:T ratio 32
🌟 Gifted program 30
🎓 Counselors 11
📋 Attendance 69
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Williamsville Jr High School earns 35/100 on the Resource Investment Index, with class sizes larger than 87% of Illinois schools.
- 35
- Resource Index · Typical
- 17.1:1
- large classes for Illinois
- 444
- students enrolled
Williamsville Jr High School has class sizes larger than 87% of Illinois schools. Computed live against every Illinois school reporting to NCES.
School address
District: Williamsville Cusd 15 · Illinois
NCES ID 174248004272 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-31 students YoY
Williamsville Jr High School shrank from 473 students in 2022-23 to 442 in 2023-24 (-6.6%).
Teacher FTE added 26.3 → 29.3 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-31 students YoY 174248004272 · Williamsville, IL Elementary · SMALL · TRAD
444 enr · 17.1:1 · RII 35
Nearest enrollment peer: Sherman Elem School (552 students)
Williamsville Jr High School shrank from 473 students in 2022-23 to 442 in 2023-24 (-6.6%). Teacher FTE added 26.3 → 29.3 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Williamsville Jr High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Sherman Elem S
Sherman Elem School
552 students
- Williamsville
Williamsville High School
462 students
- This school
Williamsville Jr High School
444 students
What this shows Williamsville Jr High School reports 444 students on the CCD universe file.
How Williamsville Jr High School compares
Williamsville Jr High School is a shrinking campus on CCD: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.1:1 | ▲ 22% | 14:1 | 15.7:1 |
| Enrollment | 444 | top 38% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.1:1
Leaner classes than 30% of US schools, heavier class loads than most.
444
Bigger than 54% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
17.1:1
students per teacher
- 22% above state mean
Top 87% in Illinois - lower ratio than 13% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
12.6%
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
$12,503
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
Counselors1.0 FTE
Per 444 students, the combined health-and-guidance staffing load for this school.
Discipline context
12
in-school suspensions + 1 out-of-school
Suspension rate: 2.7 per 100 students. Combined in-school and out-of-school rate: 2.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 92.6%
Two or More 3.8%
Hispanic or Latino 2.0%
African American 1.4%
Asian 0.2%
Largest group: White at 92.6% of enrollment.
Student-body diversity index 14.0/100
Simpson diversity index - at 14.0, Williamsville Jr High School is less mixed than the Illinois school average of 38.9.
Programs
District finance for Williamsville Cusd 15 reports $12,503 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Williamsville Jr High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Sherman Elem School | Similar size | No free-lunch data | Lower S:T ratio |
| Williamsville High School | Similar size | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Williamsville Jr High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 462
- Students per teacher
- 14.9:1
- Resource Index
- 39/100
Nationwide elementary 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 (~444 students)
Frequently asked questions about Williamsville Jr High School
How many students attend Williamsville Jr High School?
Williamsville Jr High School has 444 students enrolled. It is an elementary school in Williamsville, IL. CCD year-over-year: 473 (2022-23) → 442 (2023-24), down 31.
What is the student-teacher ratio at Williamsville Jr High School?
The student-teacher ratio at Williamsville Jr High School is 17.1:1, which is 22% higher than the Illinois average of 14:1 and 9% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Williamsville Jr High School?
The largest demographic group at Williamsville Jr High School is White at 92.6% of enrollment, in Williamsville, IL.
What is the Resource Investment Index for Williamsville Jr High School?
Williamsville Jr High School has a Resource Investment Index of 35/100 (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).
What other schools are in Williamsville Cusd 15?
Besides Williamsville Jr High School, Williamsville Cusd 15 also operates Sherman Elem School (552 students) and Williamsville High School (462 students). See the Williamsville Cusd 15 district page for the complete list.