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EDITION 2026.08 /8,821 RECORDS / PUBLIC DOMAIN

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Public school / Primary

Three Oaks School

Cary, Illinois

NCES ID
170873000573
District
Cary CCSD 26
School type
Regular
Title I
Not designated

Three Oaks School is a public primary school in Cary, Illinois, run by Cary CCSD 26. It enrols 416 students — the 48577th largest of 4,435 public schools in Illinois.

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Reported figures, 2022–2023

The Common Core of Data is a directory collection: it records size and staffing, not achievement. Nothing here says whether a school is good.

Enrollment

416students

48577th nationally, tied with 143

Teachers

41.0FTE

23419th nationally, tied with 1,277

Students per teacher

10.1students

9594th nationally, tied with 378

Free or reduced-price lunch

31.7%percent

68097th nationally, tied with 88

How these figures are defined

Enrollment

Students reported in the autumn headcount. Size is not quality — it is here because it is the figure every other one has to be read against, and because a school of 90 and a school of 4,000 are not comparable on anything else.

Teachers

Classroom teachers in full-time equivalents, so a half-time teacher counts as 0.5. Non-teaching staff are excluded.

Students per teacher

Enrollment divided by teacher FTE. It is not class size: it counts every teacher against every student, including specialists who never take a full class. A school can have 15 students per teacher and 30 in the room.

Free or reduced-price lunch

Share of students eligible for free or reduced-price meals — the most widely used proxy for concentrated poverty in a school. Districts under community eligibility report all students as eligible, which inflates the figure and makes cross-district comparison unreliable.

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Within Cary CCSD 26

Schools in the same district, which is the comparison the data actually supports — a peer group defined by who runs them rather than by whichever names sort nearby.

Enrollment — same district
  1. 1Cary Jr High School681 students
  2. 2Deer Path Elem School485 students
  3. 3Three Oaks School416 students
  4. 4Briargate Elem School413 students
  5. 5Oak Knoll Early Childhood Center307 students
Distance from the state median

Baseline: Illinois median across 4,435 public schools. Bars right of the rule are above it.

  • Enrollment+3.0%
  • Teachers+57.7%
  • Students per teacher−26.3%
  • Free or reduced-price lunch−40.6%
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Sources & licence

Collected by the National Center for Education Statistics. Nothing here is edited, interpolated or estimated.

Provenance

National Center for Education Statistics
Common Core of Data — school and district directory
Current · as of August 17, 2026U.S. Public Domain (NCES)

Collected and published by NCES; retrieved through the Urban Institute Education Data Portal, which republishes the NCES files unchanged.

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Data as of September 1, 2022.