Total enrollment
3,083
+274 (+10%) vs SY 2020-21
4 schools in San Marino Unified
California · 3,083 students · 1 city
San Marino Unified reports 4 public K-12 schools and approximately 3,083 students enrolled, per NCES, an average school size of 771.
4-year change in San Marino Unified
SY 2020-21 vs SY 2024-25School count
4
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How San Marino Unified ranks
Among districts| Measure | This district | In California | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 87.0% | #2 of 534 | N/A |
| Enrollment ranked largest first | 3,083 | #355 of 587 | #3,136 of 9,234 |
| Number of schools ranked most first | 4 | #502 of 587 | N/A |
| Students per teacher ranked fewest first | 21.4:1 | #275 of 587 | #8,616 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 11.9% | #554 of 587 | #7,888 of 8,164 |
| Diversity index ranked most diverse first | 55.1% | #264 of 530 | #2,319 of 6,853 |
Districts need at least 2 schools and 500 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Inside San Marino Unified
State test results across the district's 4 scored schools run from Carver Elementary at 88.9% proficient to Huntington Middle at 85.0%, a gap of 3.9 points. That is the 457th widest gap among 458 California districts with four or more scored schools.
Since 2017-18, the 4 district schools that reported both years went from 3,061 to 3,083 students (up 1%) and from 147 to 144 full-time teachers (down 2%), as of 2024-25.
Proficient is the average share of students meeting the state standard across each school's state tests in 2023-24 and 2024-25; schools with fewer than 100 students and schools serving specialized populations are left out. Staffing figures come from the NCES Common Core of Data and count only schools that reported students and teachers in both years.
| Name | City | Level | Grades | Enrollment |
|---|---|---|---|---|
| San Marino High | San Marino | High | 09-12 | 886 |
| Carver Elementary | San Marino | Elementary | KG-05 | 777 |
| Valentine Elementary | San Marino | Elementary | KG-05 | 711 |
| Huntington Middle | San Marino | Middle | 06-08 | 709 |
About San Marino Unified
San Marino Unified is a small California school district running 4 schools with combined enrollment near 3,083.
Looking at the level breakdown, San Marino Unified covers 2 elementary, 1 middle, and 1 high school.
Per-school enrollment averages around 771 in this district, higher than the California typical of 578.
Looking at the last 4 years. Combined enrollment now sits at 3,083 students, increased 10% from the 2,809 reported in SY 2020-21.
In the discussion threads here, the community for San Marino Unified discusses sports rivalries, cross-district programs, and shared facilities. Discussions cut across districts, schools, and grade levels.