Enrollment
1,419
Illinois · 2024-25 NCES data
High school (grades 9-12) · Vernon Hills, IL
Federal NCES profile for Vernon Hills High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 59/100.
The verdict
Vernon Hills High School earns 59/100 on the Resource Investment Index, with class sizes smaller than 70% of Illinois schools. It is also one of the largest schools in Illinois.
Vernon Hills High School has class sizes smaller than 70% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Vernon Hills High School ranks #8 of 9 public schools in Vernon Hills, IL.
NCES ID 172283004092 Verify on NCES CCD record →
Enrollment
1,419
Illinois · 2024-25 NCES data
Teachers (FTE)
117.0
Federal CCD staff survey
Students per teacher
12.1:1
vs 14:1 Illinois avg
-14% vs state
How Vernon Hills High School compares with Illinois and U.S. medians
At or below state median
12.1:1 - 1.9 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Vernon Hills High School is a large high school in Vernon Hills, Illinois, enrolling 1,419 students.
Class sizes run a bit leaner than typical: 12.1:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
By headcount it is one of the larger campuses in Illinois, bigger than 96% of state schools at 1,419 students.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by White (50%) and Asian (23%), more mixed than most schools in the state (diversity index 66/100).
On the academic-pipeline side it reports 25 Advanced Placement courses.
Counselor coverage is strong, about 177 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance runs somewhat below the norm, with 20.9% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Chsd 128 spends $30,925 per pupil, 81% above the Illinois average, a better-resourced district than most.
Its district, Chsd 128, also runs Libertyville High School (1,777 students).
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
Vernon Hills 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 | 12.1:1 | ▼ 14% | 14:1 | 15.7:1 |
| Enrollment | 1,419 | top 4% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: White at 49.9% of enrollment.
Simpson diversity index - at 66.3, Vernon Hills High School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Chsd 128, which includes Vernon Hills High School.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Libertyville High School | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Vernon Hills High School's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Vernon Hills High School's federal record.
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.
Vernon Hills High School has 1,419 students enrolled. It is a high school in Vernon Hills, IL.
The student-teacher ratio at Vernon Hills High School is 12.1:1, which is 14% lower than the Illinois average of 14:1 and 23% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Vernon Hills High School is White at 49.9% of enrollment, in Vernon Hills, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 66.3/100.
Vernon Hills High School has a Resource Investment Index of 59/100 (higher reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Vernon Hills High School ranks #8 of 9 public schools in Vernon Hills, 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 Vernon Hills on the city page.
Vernon Hills High School earns 59/100 on the Resource Investment Index, with class sizes smaller than 70% of Illinois schools. It is also one of the largest schools in Illinois. 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.
Besides Vernon Hills High School, Chsd 128 also operates Libertyville High School (1,777 students). See the Chsd 128 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, or report a data error. Data current as of June 2026.
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PlainSchools, “Vernon Hills High School, Vernon Hills IL.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/vernon-hills-high-school-il
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