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EDITION 2026.08 /8,821 RECORDS / PUBLIC DOMAIN

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Public school / Primary

Arma J. Shull Elementary

San Dimas, California

NCES ID
060561000504
School type
Regular
Title I
Not designated

Arma J. Shull Elementary is a public primary school in San Dimas, California, run by Bonita Unified. It enrols 630 students — the 24173rd largest of 10,418 public schools in California.

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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

630students

24173rd nationally, tied with 82

Teachers

23.0FTE

57824th nationally, tied with 2,357

Students per teacher

27.4students

91730th nationally, tied with 36

Free or reduced-price lunch

28.6%percent

70752nd nationally, tied with 80

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 Bonita Unified

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. 1Bonita High1,883 students
  2. 2Ramona Middle1,304 students
  3. 3San Dimas High1,251 students
  4. 4Lone Hill Middle912 students
  5. 5J. Marion Roynon Elementary841 students
  6. 6Arma J. Shull Elementary630 students
  7. 7Oak Mesa Elementary566 students
  8. 8Gladstone Elementary515 students
Distance from the state median

Baseline: California median across 10,418 public schools. Bars right of the rule are above it.

  • Enrollment+32.9%
  • Teachers+9.5%
  • Students per teacher+24.0%
  • Free or reduced-price lunch−57.9%
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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.