Enrollment
2,770
Illinois · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 172820002975
New Trier Township H S Winnetka — Winnetka, IL
Federal NCES profile for New Trier Township H S Winnetka, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 52/100.
👥 Class size 55
📚 AP courses 100
🌟 Gifted program 30
🎓 Counselors 31
📋 Attendance 44
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: New Trier Twp Hsd 203 · Illinois
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
252.0
Federal CCD staff survey
Students per teacher
11.3:1
vs 14.6:1 Illinois avg
-23% vs state
Student-teacher ratio in context
How New Trier Township H S Winnetka compares with Illinois and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
New Trier Township H S Winnetka reports 2,770 enrolled students to the National Center for Education Statistics (NCES) alongside 252.0 full-time-equivalent teachers, producing a 11.3:1 student-teacher ratio. That figure sits 23% below the Illinois state mean of 14.6:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 29% lower, a useful calibration for families comparing districts across state lines.
The school offers 30 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 346 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 22.5% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding New Trier Twp Hsd 203 spends $46,129 per pupil district-wide, above the Illinois average of $20,099 and above the national average of $19,490. Revenue comes 77.3% from local sources (property taxes), 19.6% from the state, and 3.0% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 52/100 (C-), calculated from 5 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How New Trier Township H S Winnetka compares
Cross-validating school-level NCES values against Illinois state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.3:1 | ▼ 23% | 14.6:1 | 15.9:1 |
| Enrollment | 2,770 | top 99% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Staffing depth
11.3:1
students per teacher
— 23% below state mean
Top 20% in Illinois — lower ratio than 80% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
22.5%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$46,129
per pupil, district-wide
— above Illinois avg of $20,099
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors8.0 FTE
Per 346 students — the combined health-and-guidance staffing load for this school.
Discipline context
63
in-school suspensions + 5 out-of-school
Suspension rate: 2.3 per 100 students. Combined in-school and out-of-school rate: 2.5 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 2,770 Top 99% in Illinois — larger than 1% of 3,845 state schools
Teachers (FTE) 252.0
Students per teacher 11.3:1 -23% vs state
Free-lunch eligible —
NCES ID 172820002975
Student demographics
White 73.9%
Asian 10.0%
Hispanic or Latino 8.6%
Two or More 6.4%
African American 0.8%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 73.9% of enrollment.
Programs & staff
AP courses offered 30
Counselors (FTE) 8.0
Students per counselor 346:1
Discipline & special education
Chronically absent 22.5%
In-school suspensions 63
Out-of-school suspensions 5
Funding & spending
District-wide per-pupil expenditure for New Trier Twp Hsd 203, which includes New Trier Township H S Winnetka.
$46,129
Per student
+130%
vs Illinois
Avg $20,099
+137%
vs U.S.
Avg $19,490
Revenue mix
Local 77.3%
State 19.6%
Federal 3.0%
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.
Other Schools in This District
- Enrollment
- 886
- Students per teacher
- 11:1
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about New Trier Township H S Winnetka
How many students attend New Trier Township H S Winnetka?
New Trier Township H S Winnetka has 2,770 students enrolled. It is a high school in Winnetka, IL.
What is the student-teacher ratio at New Trier Township H S Winnetka?
The student-teacher ratio at New Trier Township H S Winnetka is 11.3:1, which is 23% lower than the Illinois average of 14.6:1 and 29% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of New Trier Township H S Winnetka?
The largest demographic group at New Trier Township H S Winnetka is White at 73.9%. The school serves a diverse student body in Winnetka, IL.
What is the Resource Investment Index for New Trier Township H S Winnetka?
New Trier Township H S Winnetka has a Resource Investment Index of 52/100 (C-) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.