Enrollment
406
California · 2024-25 NCES data
Elementary school (grades K-5) · San Diego, CA
Federal NCES profile for Hamilton Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
The verdict
Hamilton Elementary earns 36/100 on the Resource Investment Index, with class sizes near the California median.
Hamilton Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Hamilton Elementary ranks #43 of 179 elementary schools in San Diego, CA.
NCES ID 063432005473 Verify on NCES CCD record →
Enrollment
406
California · 2024-25 NCES data
Teachers (FTE)
19.0
Federal CCD staff survey
Students per teacher
21.4:1
vs 21.5:1 California avg
-0% vs state
Free-lunch eligible
85.1%
vs 55.5% California avg
+53% vs state
How Hamilton Elementary compares with California and U.S. medians
At or below state median
21.4:1 - 0.1 below the California state median of 21.5:1, indicating smaller average class loads than typical schools in the state.
Hamilton Elementary is a high-poverty, mid-sized elementary school in San Diego, California, enrolling 406 students.
At 21.4:1, 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.
Economic need is high: 85.1% of students qualify for free meals, 53% above the California average, a Title I-weighted population that federal funding formulas prioritise.
With 406 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 1,631 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #220.
Its student body is led by Hispanic or Latino (73%) and African American (12%) (diversity index 44/100).
Counselor coverage is strong, about 203 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 41.1% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among San Diego's elementary schools, it stands alongside Albert Einstein Academies (1,448 students): Hamilton Elementary is smaller than that campus by headcount and runs leaner classes (21.4:1 vs 24.1:1).
San Diego Unified also operates Henry High (2,485 students) and Mira Mesa High (2,187 students) alongside Hamilton 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
Hamilton 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 | 21.4:1 | ▼ 0% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 85.1% | ▲ 53% | 55.5% | 51.7% |
| Enrollment | 406 | top 60% | - | - |
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: Hispanic or Latino at 73.4% of enrollment.
Simpson diversity index - at 44.1, Hamilton Elementary is about as mixed as the California school average of 46.0.
District-wide per-pupil expenditure for San Diego Unified, which includes Hamilton 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 |
|---|---|---|---|
| Henry High | Larger | Lower economic need | Higher S:T ratio |
| Mira Mesa High | Larger | Lower economic need | Higher S:T ratio |
| Hoover High | Larger | Similar economic need | Similar S:T ratio |
| Scripps Ranch High | Larger | Lower economic need | Higher S:T ratio |
| Point Loma High | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Hamilton 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 Hamilton 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.
Hamilton Elementary has 406 students enrolled. It is an elementary school in San Diego, CA.
The student-teacher ratio at Hamilton Elementary is 21.4:1, which is 0% lower than the California average of 21.5:1 and 36% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
85.1% of students at Hamilton Elementary are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Hamilton Elementary is Hispanic or Latino at 73.4% of enrollment, in San Diego, CA.
Hamilton Elementary has a Resource Investment Index of 36/100 (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, Hamilton Elementary ranks #43 of 179 elementary schools in San Diego, 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 Diego on the city page.
Hamilton Elementary earns 36/100 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 Hamilton Elementary, San Diego Unified also operates Henry High (2,485 students), Mira Mesa High (2,187 students), and Hoover High (2,011 students). See the San Diego 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, “Hamilton Elementary, San Diego 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/hamilton-elementary-ca-6
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