Enrollment
275
California · 2024-25 NCES data
Elementary school (grades K-5) · Sonoma, CA
Federal NCES profile for Prestwood Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 13/100.
The verdict
Prestwood Elementary earns 13/100 on the Resource Investment Index, with class sizes near the California median.
Prestwood Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Prestwood Elementary ranks #4 of 6 elementary schools in Sonoma, CA.
NCES ID 063720006302 Verify on NCES CCD record →
Enrollment
275
California · 2024-25 NCES data
Teachers (FTE)
12.0
Federal CCD staff survey
Students per teacher
22.9:1
vs 21.5:1 California avg
+7% vs state
Free-lunch eligible
28.6%
vs 55.5% California avg
-48% vs state
How Prestwood Elementary compares with California and U.S. medians
Slightly above state median
22.9:1 - 1.4 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Prestwood Elementary is a mid-sized elementary school in Sonoma, California, enrolling 275 students.
Class loads run somewhat heavier than typical: 22.9:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 28.6% of students eligible for free meals.
Enrollment of 275 puts it in the smaller third of California schools by headcount.
Its Resource Investment Index trails 94% of the 9,998 California schools with a score on record, one of the lower results on this measure.
Among 511 similarly sized, similarly resourced-need California schools statewide, it ranks #502, in the lower tier once campus size and economic need are matched.
Its student body is led by White (49%) and Hispanic or Latino (42%) (diversity index 58/100).
Chronic absenteeism is elevated: 45.5% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Sonoma Valley Unified spends $21,339 per pupil, 29% above the California average, a better-resourced district than most.
Among Sonoma's elementary schools, it stands alongside Flowery Elementary (368 students): Prestwood Elementary is smaller than that campus by headcount and runs leaner classes (22.9:1 vs 24.5:1).
Sonoma Valley Unified also operates Sonoma Valley High (1,071 students) and Flowery Elementary (368 students) alongside Prestwood 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
Prestwood 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 | 22.9:1 | ▲ 7% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 28.6% | ▼ 48% | 55.5% | 51.7% |
| Enrollment | 275 | top 76% | - | - |
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 49.1% of enrollment.
Simpson diversity index - at 58.1, Prestwood Elementary is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Sonoma Valley Unified, which includes Prestwood 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 |
|---|---|---|---|
| Sonoma Valley High | Larger | Higher economic need | Lower S:T ratio |
| Flowery Elementary | Larger | Higher economic need | Higher S:T ratio |
| Adele Harrison Middle | Similar size | Similar economic need | Lower S:T ratio |
| Altimira Middle | Similar size | Higher economic need | Lower S:T ratio |
| El Verano Elementary | Similar size | Higher economic need | Higher S:T ratio |
Comparisons are relative to Prestwood Elementary's own figures; each column derives from NCES Common Core of Data.
5 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 Prestwood 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.
Prestwood Elementary has 275 students enrolled. It is an elementary school in Sonoma, CA.
The student-teacher ratio at Prestwood Elementary is 22.9:1, which is 7% higher than the California average of 21.5:1 and 46% higher than the national average of 15.7:1.
28.6% of students at Prestwood Elementary are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Prestwood Elementary is White at 49.1% of enrollment, in Sonoma, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 58.1/100.
Prestwood Elementary has a Resource Investment Index of 13/100 (lower 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, Prestwood Elementary ranks #4 of 6 elementary schools in Sonoma, 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 Sonoma on the city page.
Prestwood Elementary earns 13/100 on the Resource Investment Index, with class sizes near the California median. 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 Prestwood Elementary, Sonoma Valley Unified also operates Sonoma Valley High (1,071 students), Flowery Elementary (368 students), and Adele Harrison Middle (334 students). See the Sonoma Valley 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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PlainSchools, “Prestwood Elementary, Sonoma 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/prestwood-elementary-ca/
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