Enrollment
586
California · 2024-25 NCES data
Middle school (grades 6-8) · Alamo, CA
Federal NCES profile for Stone Valley Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
The verdict
Stone Valley Middle earns 45/100 on the Resource Investment Index, with class sizes near the California median.
Stone Valley Middle has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Stone Valley Middle ranks #1 of 4 public schools in Alamo, CA.
NCES ID 063513005958 Verify on NCES CCD record →
Enrollment
586
California · 2024-25 NCES data
Teachers (FTE)
25.0
Federal CCD staff survey
Students per teacher
23.4:1
vs 21.5:1 California avg
+9% vs state
Free-lunch eligible
3.8%
vs 55.5% California avg
-93% vs state
How Stone Valley Middle compares with California and U.S. medians
Slightly above state median
23.4:1 - 1.9 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Stone Valley Middle is a lower-poverty, mid-sized middle school in Alamo, California, enrolling 586 students.
Class loads run somewhat heavier than typical: 23.4:1 puts it in the larger third of California schools by student-teacher ratio.
Comparatively few students face economic hardship here, 3.8% free-meal eligibility runs 93% below the California average.
Enrollment of 586 puts it in the larger third of California schools by headcount.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 620 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #112.
Its student body is led by White (63%) and Asian (14%) (diversity index 56/100).
Counselor availability sits well past the ASCA benchmark, roughly 391 students sharing each counselor, though short of the most stretched campuses.
Attendance holds up well here: only 7.3% of students were chronically absent, below the typical post-pandemic national figure.
San Ramon Valley Unified also operates Dougherty Valley High (3,039 students) and California High (2,894 students) alongside Stone Valley Middle.
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
Stone Valley Middle on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23.4:1 | ▲ 9% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 3.8% | ▼ 93% | 55.5% | 51.7% |
| Enrollment | 586 | top 34% | - | - |
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 62.6% of enrollment.
Simpson diversity index - at 56.4, Stone Valley Middle is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for San Ramon Valley Unified, which includes Stone Valley Middle.
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 |
|---|---|---|---|
| Dougherty Valley High | Larger | Similar economic need | Similar S:T ratio |
| California High | Larger | Similar economic need | Higher S:T ratio |
| Monte Vista High | Larger | Similar economic need | Similar S:T ratio |
| San Ramon Valley High | Larger | Similar economic need | Higher S:T ratio |
| Windemere Ranch Middle | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Stone Valley Middle's own figures; each column derives from NCES Common Core of Data.
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 Stone Valley Middle'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.
Stone Valley Middle has 586 students enrolled. It is a middle school in Alamo, CA.
The student-teacher ratio at Stone Valley Middle is 23.4:1, which is 9% higher than the California average of 21.5:1 and 49% higher than the national average of 15.7:1.
3.8% of students at Stone Valley Middle are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Stone Valley Middle is White at 62.6% of enrollment, in Alamo, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.4/100.
Stone Valley Middle has a Resource Investment Index of 45/100 (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, Stone Valley Middle ranks #1 of 4 public schools in Alamo, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Alamo on the city page.
Stone Valley Middle earns 45/100 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 Stone Valley Middle, San Ramon Valley Unified also operates Dougherty Valley High (3,039 students), California High (2,894 students), and Monte Vista High (2,042 students). See the San Ramon 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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Last updated:
PlainSchools, “Stone Valley Middle, Alamo 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/stone-valley-middle-ca
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