Enrollment
649
California · 2024-25 NCES data
Elementary school (grades K-5) · Brea, CA
Federal NCES profile for Olinda Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
The verdict
Olinda Elementary earns 50/100 on the Resource Investment Index, with class sizes larger than 71% of California schools.
Olinda Elementary has class sizes larger than 71% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Olinda Elementary ranks #3 of 7 elementary schools in Brea, CA.
NCES ID 060588000532 Verify on NCES CCD record →
Enrollment
649
California · 2024-25 NCES data
Teachers (FTE)
27.0
Federal CCD staff survey
Students per teacher
24:1
vs 21.5:1 California avg
+12% vs state
Free-lunch eligible
14.3%
vs 55.5% California avg
-74% vs state
How Olinda Elementary compares with California and U.S. medians
Slightly above state median
24:1 - 2.5 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Olinda Elementary is a lower-poverty, mid-sized elementary school in Brea, California, enrolling 649 students.
Class loads run somewhat heavier than typical: 24:1 puts it in the larger third of California schools by student-teacher ratio.
Comparatively few students face economic hardship here, 14.3% free-meal eligibility runs 74% below the California average.
Enrollment of 649 puts it in the larger third of California schools by headcount.
Its Resource Investment Index outscores 92% of the 9,998 California schools with a score on record, a top-tier result on this measure.
Among 1,092 similarly sized, similarly resourced-need California schools statewide, it ranks #57, a top-tier result once campus size and economic need are matched.
Its student body is led by Asian (61%) and Hispanic or Latino (17%) (diversity index 58/100).
Attendance holds up well here: only 9.4% of students were chronically absent, below the typical post-pandemic national figure.
Among Brea's elementary schools, it stands alongside Falcon Academy of Science and Technology (544 students): Olinda Elementary is larger than that campus by headcount and runs leaner classes (24:1 vs 24.7:1).
Brea-Olinda Unified also operates Brea Olinda High (1,676 students) and Brea Junior High (921 students) alongside Olinda Elementary.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Olinda Elementary on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 24:1 | ▲ 12% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 14.3% | ▼ 74% | 55.5% | 51.7% |
| Enrollment | 649 | top 27% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: Asian at 61.2% of enrollment.
Simpson diversity index - at 57.5, Olinda Elementary is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Brea-Olinda Unified, which includes Olinda Elementary.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Brea Olinda High | Larger | Similar economic need | Lower S:T ratio |
| Brea Junior High | Larger | Similar economic need | Lower S:T ratio |
| Falcon Academy of Science and Technology | Similar size | Similar economic need | Similar S:T ratio |
| Mariposa Elementary | Similar size | Similar economic need | Lower S:T ratio |
| Brea Country Hills Elementary | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Olinda Elementary's own figures; each column derives from NCES Common Core of Data.
6 comparable elementary schools (grades K-5) serving the same city.
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Olinda Elementary's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Olinda Elementary has 649 students enrolled. It is an elementary school in Brea, CA.
The student-teacher ratio at Olinda Elementary is 24:1, which is 12% higher than the California average of 21.5:1 and 53% higher than the national average of 15.7:1.
14.3% of students at Olinda Elementary are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Olinda Elementary is Asian at 61.2% of enrollment, in Brea, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.5/100.
Olinda Elementary has a Resource Investment Index of 50/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Olinda Elementary ranks #3 of 7 elementary schools in Brea, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Brea on the city page.
Olinda Elementary earns 50/100 on the Resource Investment Index, with class sizes larger than 71% of California schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Olinda Elementary, Brea-Olinda Unified also operates Brea Olinda High (1,676 students), Brea Junior High (921 students), and Falcon Academy of Science and Technology (544 students). See the Brea-Olinda Unified district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
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Last updated:
PlainSchools, “Olinda Elementary, Brea CA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/olinda-elementary-ca
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