San Marino High School at a glance
- National rank: #164 (2026-27 edition)
- California rank: #19
- Previous edition: Up from #325 in 2025-26
- Graduation rate: 99.5% (2025-26 edition data)
- Students: 886
Questions about San Marino High School
How is San Marino High School ranked?
San Marino High School is ranked #164 nationally and #19 in California in the 2026-27 U.S. News Best High Schools edition, better than 99% of the 17,945 schools U.S. News ranked.
Has San Marino High School's ranking changed?
San Marino High School is #164 nationally in 2026-27, up from #325 in 2025-26.
How many students attend San Marino High School?
San Marino High School has 886 students (2026-27 edition data), compared with a median of 873 for ranked schools across California.
What is the graduation rate at San Marino High School?
San Marino High School's graduation rate is 99.5% (2025-26 edition data).
How many students at San Marino High School take AP exams?
At San Marino High School, 80% of students take at least one AP exam (2026-27 edition data).
How do San Marino High School students score on state tests?
At San Marino High School, 87% of students are proficient in math and 94% in reading on state assessments (2026-27 edition data).
Ranks are from the 2026-27 U.S. News & World Report Best High Schools edition. How HighSchoolTrends uses this data.
Sources
- U.S. News & World Report, Best High Schools, 2026-2027 edition: California list, read Aug 20, 2026. California list (live page; it may have changed since we read it)
Used for: national rank, state rank, AP participation, math proficiency, reading proficiency, enrollment. - U.S. News & World Report, Best High Schools, 2025-2026 edition: figures recovered from our records and checked against archived U.S. News pages by sample; archived U.S. News list page.
Used for: previous national rank, graduation rate. - U.S. News & World Report, Best High Schools, editions 2012 to 2026-2027.
Used for: rank and figure history on the trend chart. - U.S. News & World Report, Best High Schools, 2026-2027 edition, California list, read Aug 20, 2026. California list (live page; it may have changed since we read it)
Used for: median school figures. - NCES Common Core of Data (U.S. Department of Education), school years 2015-2016 to 2024-2025, via the Urban Institute Education Data Portal. NCES school record · Urban Institute Education Data Portal · ODC-By license
Used for: enrollment by school year, students per teacher, free or reduced-price lunch share. - EDFacts adjusted cohort graduation rates (U.S. Department of Education), school years 2010-2011 to 2019-2020, via the Urban Institute Education Data Portal. Urban Institute Education Data Portal · ODC-By license
Used for: federal graduation rate by school year. - Civil Rights Data Collection (U.S. Department of Education), 2021-2022 collection, chronic absenteeism 2022-2023, via the Urban Institute Education Data Portal. Civil Rights Data Collection data · Urban Institute Education Data Portal · ODC-By license
Used for: chronic absenteeism, suspension rates, counselors per 1,000 students, certified teachers, AP courses offered. - U.S. Census Bureau, American Community Survey 5-year estimates, 2020-2024, ZIP Code Tabulation Area 91108. Table B19013, ZIP 91108 · Table B25077, ZIP 91108 · Table B15003, ZIP 91108 · Table B20002, ZIP 91108
Used for: ZIP-area median household income, ZIP-area median home value, ZIP-area adults with a bachelor's degree, ZIP-area median earnings.