Enrollment
349
California · 2024-25 NCES data
Elementary school (grades K-5) · San Leandro, CA
Corvallis Elementary
Federal NCES profile for Corvallis Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 28/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063471005848
👥 S:T ratio 13
🌟 Gifted program 70
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Corvallis Elementary earns 28/100 on the Resource Investment Index, with class sizes near the California median.
- #1 of 11
- elementary schools in San Leandro · Resource Index
- 28
- Resource Index · Lower
- 21.8:1
- students per teacher
- 59.3%
- free-lunch eligible
Corvallis Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Corvallis Elementary ranks #1 of 11 elementary schools in San Leandro, CA.
School address
District: San Lorenzo Unified · California
NCES ID 063471005848 Verify on NCES CCD record →
Teachers (FTE)
16.0
Federal CCD staff survey
Students per teacher
21.8:1
vs 21.5:1 California avg
+1% vs state
Free-lunch eligible
59.3%
vs 55.5% California avg
+7% vs state
Student-teacher ratio in context
How Corvallis Elementary compares with California and U.S. medians
What stands out at Corvallis Elementary
Corvallis Elementary is a higher-need, mid-sized elementary school in San Leandro, California, enrolling 349 students.
At 21.8:1, its student-teacher ratio sits close to the California median, within a few percentage points of the 21.5:1 state norm, neither notably crowded nor notably small.
Its free-meal eligibility rate of 59.3% lands close to the California typical range, neither a high- nor low-need campus by this measure.
Enrollment of 349 puts it in the smaller third of California schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 1,337 statewide peers matched on enrollment and economic need, it ranks mid-pack at #608.
Its student body is led by Hispanic or Latino (51%) and Asian (31%) (diversity index 63/100).
Chronic absenteeism is elevated: 62.2% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among San Leandro's elementary schools, it stands alongside Halkin Elementary (724 students): Corvallis Elementary is smaller than that campus by headcount and runs leaner classes (21.8:1 vs 25:1).
San Lorenzo Unified also operates Arroyo High (1,499 students) and San Lorenzo High (1,029 students) alongside Corvallis 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
How Corvallis Elementary compares
Corvallis 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 | 21.8:1 | ▲ 1% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 59.3% | ▲ 7% | 55.5% | 51.7% |
| Enrollment | 349 | top 68% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.8:1
Leaner classes than 11% of US schools, heavier class loads than most.
349
Bigger than 40% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
59.3%
free-lunch eligible
- 7% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
21.8:1
students per teacher
- 1% above state mean
Top 51% in California - lower ratio than 49% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
62.2%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$15,066
per pupil, district-wide
- below California avg of $16,509
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 2 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.6 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
Hispanic or Latino 51.1%
Asian 31.3%
African American 6.3%
Two or More 5.7%
White 4.6%
Native Hawaiian / Pacific Islander 0.9%
Largest group: Hispanic or Latino at 51.1% of enrollment.
Student-body diversity index 63.1/100
Simpson diversity index - at 63.1, Corvallis Elementary is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for San Lorenzo Unified, which includes Corvallis Elementary.
$15,066
Per student
-9%
vs California
Avg $16,509
-9%
vs U.S.
Avg $16,593
Revenue mix
Local 36.5%
State 56.3%
Federal 7.1%
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.
How Corvallis Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Arroyo High | Larger | Similar economic need | Higher S:T ratio |
| San Lorenzo High | Larger | Higher economic need | Similar S:T ratio |
| Bohannon Middle | Larger | Similar economic need | Lower S:T ratio |
| Hesperian Elementary | Larger | Similar economic need | Higher S:T ratio |
| Washington Manor Middle | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Corvallis Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,499
- Students per teacher
- 24.6:1
- Resource Index
- 28/100
- Enrollment
- 1,029
- Students per teacher
- 20.6:1
- Resource Index
- 34/100
- Enrollment
- 606
- Students per teacher
- 20.2:1
- Resource Index
- 32/100
- Enrollment
- 500
- Students per teacher
- 26.3:1
- Resource Index
- 17/100
- Enrollment
- 500
- Students per teacher
- 21.7:1
- Resource Index
- 34/100
Similar elementary schools in San Leandro
6 comparable elementary schools (grades K-5) serving the same city.
Halkin Elementary
Standard public school
724 students 25:1 students per teacher
Madison Elementary
Standard public school
694 students 23.9:1 students per teacher
Jefferson Elementary
Standard public school
551 students 23:1 students per teacher
Roosevelt Elementary
Standard public school
524 students 25:1 students per teacher
Mckinley Elementary
Standard public school
454 students 23.9:1 students per teacher
Washington Elementary
Standard public school
425 students 20.2:1 students per teacher
Similar elementary schools statewide
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.
Similar enrollment (~349 students)
Similar student-teacher ratio (~21.8:1)
Next steps
Verify locally before acting on Corvallis Elementary's federal record.
- Compare Corvallis Elementary against another school. Compare schools
- San Lorenzo Unified's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Corvallis Elementary
How many students attend Corvallis Elementary?
Corvallis Elementary has 349 students enrolled. It is an elementary school in San Leandro, CA.
What is the student-teacher ratio at Corvallis Elementary?
The student-teacher ratio at Corvallis Elementary is 21.8:1, which is 1% higher than the California average of 21.5:1 and 39% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Corvallis Elementary?
59.3% of students at Corvallis Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Corvallis Elementary?
The largest demographic group at Corvallis Elementary is Hispanic or Latino at 51.1% of enrollment, in San Leandro, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 63.1/100.
What is the Resource Investment Index for Corvallis Elementary?
Corvallis Elementary has a Resource Investment Index of 28/100 (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).
How does Corvallis Elementary rank among elementary schools in San Leandro?
By Resource Investment Index, Corvallis Elementary ranks #1 of 11 elementary schools in San Leandro, 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 San Leandro on the city page.
Is Corvallis Elementary a good school?
Corvallis Elementary earns 28/100 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.
What other schools are in San Lorenzo Unified?
Besides Corvallis Elementary, San Lorenzo Unified also operates Arroyo High (1,499 students), San Lorenzo High (1,029 students), and Bohannon Middle (606 students). See the San Lorenzo Unified district page for the complete list.
Related tools
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.