Enrollment
794
Illinois · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 171635001948
Geneseo High School — Geneseo, IL
Federal NCES profile for Geneseo High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 47/100.
👥 Class size 36
📚 AP courses 55
🌟 Gifted program 30
🎓 Counselors 47
📋 Attendance 68
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: Geneseo Cusd 228 · 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)
51.0
Federal CCD staff survey
Students per teacher
15.9:1
vs 14.6:1 Illinois avg
+9% vs state
Student-teacher ratio in context
How Geneseo High School 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
Geneseo High School reports 794 enrolled students to the National Center for Education Statistics (NCES) alongside 51.0 full-time-equivalent teachers, producing a 15.9:1 student-teacher ratio. That figure sits 9% above the Illinois state mean of 14.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 0% higher, a useful calibration for families comparing districts across state lines.
The school offers 11 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 265 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 12.7% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Geneseo Cusd 228 spends $14,355 per pupil district-wide, below the Illinois average of $20,099 and below the national average of $19,490. Revenue comes 57.9% from local sources (property taxes), 33.5% from the state, and 8.6% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 47/100 (D), 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 Geneseo High School 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 | 15.9:1 | ▲ 9% | 14.6:1 | 15.9:1 |
| Enrollment | 794 | top 89% | — | — |
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
15.9:1
students per teacher
— 9% above state mean
Top 80% in Illinois — lower ratio than 20% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
12.7%
chronically absent (missed 10%+ of school days)
Between 10–20% — above the pre-pandemic baseline of ~15% nationally but within the current U.S. range.
Funding equity
$14,355
per pupil, district-wide
— below Illinois avg of $20,099
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors3.0 FTE
Per 265 students — the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 36 out-of-school
Suspension rate: 0.1 per 100 students. Combined in-school and out-of-school rate: 4.7 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 794 Top 89% in Illinois — larger than 11% of 3,845 state schools
Teachers (FTE) 51.0
Students per teacher 15.9:1 +9% vs state
Free-lunch eligible —
NCES ID 171635001948
Student demographics
White 90.4%
Hispanic or Latino 4.5%
Two or More 2.6%
African American 1.1%
Asian 1.1%
American Indian / Alaska Native 0.1%
Largest group: White at 90.4% of enrollment.
Programs & staff
AP courses offered 11
Counselors (FTE) 3.0
Students per counselor 265:1
Discipline & special education
Chronically absent 12.7%
In-school suspensions 1
Out-of-school suspensions 36
Funding & spending
District-wide per-pupil expenditure for Geneseo Cusd 228, which includes Geneseo High School.
$14,355
Per student
-29%
vs Illinois
Avg $20,099
-26%
vs U.S.
Avg $19,490
Revenue mix
Local 57.9%
State 33.5%
Federal 8.6%
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
- 573
- Students per teacher
- 14.8:1
- Enrollment
- 364
- Students per teacher
- 14.2:1
- Enrollment
- 357
- Students per teacher
- 14.6:1
- Enrollment
- 334
- Students per teacher
- 15:1
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 Geneseo High School
How many students attend Geneseo High School?
Geneseo High School has 794 students enrolled. It is a high school in Geneseo, IL.
What is the student-teacher ratio at Geneseo High School?
The student-teacher ratio at Geneseo High School is 15.9:1, which is 9% higher than the Illinois average of 14.6:1 and 0% higher than the national average of 15.9:1.
What is the racial and ethnic makeup of Geneseo High School?
The largest demographic group at Geneseo High School is White at 90.4%. The school serves a diverse student body in Geneseo, IL.
What is the Resource Investment Index for Geneseo High School?
Geneseo High School has a Resource Investment Index of 47/100 (D) 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.