Enrollment
522
California · 2024-25 NCES data
Elementary school (grades K-5) · Atherton, CA
Federal NCES profile for Las Lomitas Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
The verdict
Las Lomitas Elementary earns 43/100 on the Resource Investment Index, with class sizes near the California median. It is also more racially and ethnically mixed than most California schools.
Las Lomitas Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Las Lomitas Elementary ranks #1 of 4 elementary schools in Atherton, CA.
NCES ID 062238002675 Verify on NCES CCD record →
Enrollment
522
California · 2024-25 NCES data
Teachers (FTE)
26.0
Federal CCD staff survey
Students per teacher
20.1:1
vs 21.5:1 California avg
-7% vs state
Free-lunch eligible
6.0%
vs 55.5% California avg
-89% vs state
How Las Lomitas Elementary compares with California and U.S. medians
At or below state median
20.1:1 - 1.4 below the California state median of 21.5:1, indicating smaller average class loads than typical schools in the state.
Las Lomitas Elementary is a lower-poverty, mid-sized elementary school in Atherton, California, enrolling 522 students.
Class sizes run a bit leaner than typical: 20.1:1 puts it in the smaller third of California schools by student-teacher ratio.
Comparatively few students face economic hardship here, 6.0% free-meal eligibility runs 89% below the California average.
With 522 students, its enrollment sits close to the California median campus size.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 706 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #166.
Its student body is led by White (42%) and Asian (25%), more mixed than most schools in the state (diversity index 71/100).
Counselor coverage runs a bit thin, about 290 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Attendance holds up well here: only 8.0% of students were chronically absent, below the typical post-pandemic national figure.
The surrounding Las Lomitas Elementary spends $30,394 per pupil, 84% above the California average, a better-resourced district than most.
Among Atherton's elementary schools, it stands alongside Laurel Elementary (658 students): Las Lomitas Elementary is smaller than that campus by headcount and runs heavier classes (20.1:1 vs 16:1).
Its district, Las Lomitas Elementary, also runs La Entrada Middle (612 students).
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
Las Lomitas 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 | 20.1:1 | ▼ 7% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 6.0% | ▼ 89% | 55.5% | 51.7% |
| Enrollment | 522 | top 42% | - | - |
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: White at 42.1% of enrollment.
Simpson diversity index - at 70.8, Las Lomitas Elementary is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Las Lomitas Elementary, which includes Las Lomitas 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 |
|---|---|---|---|
| La Entrada Middle | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to Las Lomitas Elementary's own figures; each column derives from NCES Common Core of Data.
3 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 Las Lomitas 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.
Las Lomitas Elementary has 522 students enrolled. It is an elementary school in Atherton, CA.
The student-teacher ratio at Las Lomitas Elementary is 20.1:1, which is 7% lower than the California average of 21.5:1 and 28% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
6.0% of students at Las Lomitas Elementary are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Las Lomitas Elementary is White at 42.1% of enrollment, in Atherton, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 70.8/100.
Las Lomitas Elementary has a Resource Investment Index of 43/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Las Lomitas Elementary ranks #1 of 4 elementary schools in Atherton, 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 Atherton on the city page.
Las Lomitas Elementary earns 43/100 on the Resource Investment Index, with class sizes near the California median. It is also more racially and ethnically mixed than most 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 Las Lomitas Elementary, Las Lomitas Elementary also operates La Entrada Middle (612 students). See the Las Lomitas Elementary 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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PlainSchools, “Las Lomitas Elementary, Atherton 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/las-lomitas-elementary-ca
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