Enrollment
165
Illinois · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 170495000186
Bannockburn School — Bannockburn, IL
Federal NCES profile for Bannockburn School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 54/100.
👥 Class size 58
🌟 Gifted program 30
📋 Attendance 74
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 →
The verdict
Bannockburn School earns a C- Resource Investment Index (54/100), with class sizes smaller than 89% of Illinois schools.
- C-
- Resource Index · 54/100
- 10.4:1
- small classes for Illinois
- 165
- students enrolled
School address
District: Bannockburn Sd 106 · 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)
17.0
Federal CCD staff survey
Students per teacher
10.4:1
vs 14.6:1 Illinois avg
-29% vs state
Student-teacher ratio in context
How Bannockburn 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
Bannockburn School reports 165 enrolled students to the National Center for Education Statistics (NCES) alongside 17.0 full-time-equivalent teachers, producing a 10.4:1 student-teacher ratio. That figure sits 29% 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 15.7:1, it is 34% lower, a useful calibration for families comparing districts across state lines.
Chronic absenteeism — missing 10% or more of school days — stands at 10.3% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Bannockburn Sd 106 spends $42,301 per pupil district-wide, above the Illinois average of $17,042 and above the national average of $16,593. Revenue comes 70.9% from local sources (property taxes), 24.0% from the state, and 5.0% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 54/100 (C-), calculated from 3 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 Bannockburn 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 | 10.4:1 | ▼ 29% | 14.6:1 | 15.7:1 |
| Enrollment | 165 | top 13% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Class size vs. every US school
Students per teacher (lower means more individual attention)
10 Among the smallest classes smaller classes than 88% of 92,598 US schools
Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Department of Education — NCES Common Core of Data · 2024-25
School size vs. every US school
Total enrollment — where this school sits by size (neither large nor small is 'better')
165 larger than 16% of 95,891 US schools
Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Department of Education — NCES Common Core of Data · 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
10.4:1
students per teacher
— 29% below state mean
Top 11% in Illinois — lower ratio than 89% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
10.3%
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
$42,301
per pupil, district-wide
— above Illinois avg of $17,042
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
5
in-school suspensions + 2 out-of-school
Suspension rate: 3.0 per 100 students. Combined in-school and out-of-school rate: 4.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 165 Top 13% in Illinois — larger than 87% of 3,845 state schools
Teachers (FTE) 17.0
Students per teacher 10.4:1 -29% vs state
Free-lunch eligible —
NCES ID 170495000186
Student demographics
White 63.6%
Asian 24.2%
Two or More 7.3%
Hispanic or Latino 3.0%
African American 1.8%
Largest group: White at 63.6% of enrollment.
Programs & staff
Counselors (FTE) 0.0
Discipline & special education
Chronically absent 10.3%
In-school suspensions 5
Out-of-school suspensions 2
Funding & spending
District-wide per-pupil expenditure for Bannockburn Sd 106, which includes Bannockburn School.
$42,301
Per student
+148%
vs Illinois
Avg $17,042
+155%
vs U.S.
Avg $16,593
Revenue mix
Local 70.9%
State 24.0%
Federal 5.0%
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.
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 Bannockburn School
How many students attend Bannockburn School?
Bannockburn School has 165 students enrolled. It is a elementary school in Bannockburn, IL.
What is the student-teacher ratio at Bannockburn School?
The student-teacher ratio at Bannockburn School is 10.4:1, which is 29% lower than the Illinois average of 14.6:1 and 34% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Bannockburn School?
The largest demographic group at Bannockburn School is White at 63.6%. The school serves a diverse student body in Bannockburn, IL.
What is the Resource Investment Index for Bannockburn School?
Bannockburn School has a Resource Investment Index of 54/100 (C-) based on 3 factors: student-teacher ratio, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.
Is Bannockburn School a good school?
Bannockburn School earns a C- Resource Investment Index (54/100), with class sizes smaller than 89% of Illinois schools. The Resource Investment Index reflects staffing, counselor access, gifted programs, and attendance reported to NCES, not test scores or academic outcomes, so treat it as a resource snapshot rather than an overall rating.