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Email BoardSan Marcos High
1615 San Marcos Boulevard, San Marcos, CA 92078-4020
Summary
San Marcos High is underperforming.
Reading and math results average to the 66th percentile among comparable California schools.
56.4% of students met California's reading standard, and it is slowly trending up.
Math is weaker: 36.3% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 56.4% |
| Current Math Proficiency | 36.3% |
| Reading State Rank | 666/1,596 (58th percentile) |
| Math State Rank | 414/1,596 (74th percentile) |
School information
| Student / Teacher Ratio | 25:1 |
| Student enrollment (2024–25) | 3,067 |
| Low-Income Students | 980 (32.0%) |
| English Learners | 217 (7.1%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 7.4 points from last year and rose 3.2 points over the full period. Math rose 5.6 points from last year and rose 6.6 points over the full period.
•Math +6.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Asian and Filipino students have the strongest results.
Distribution of Scores by Grade
56.4% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank in the top 42% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 20.5-point reading income gap is wider than the 14.7-point gap at a typical California 9–12 school. It narrowed over the period shown.
•English Learners vs English Native
0.0% of English learners meet the reading standard, compared with 61.5% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 70% proficiency. The other reported groups range from about 19% to 51%.
Distribution of Scores by Grade
36.3% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank in the top 26% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 30.4-point math income gap is wider than the 14.2-point gap at a typical California 9–12 school. It widened over the period shown.
•English Learners vs English Native
3.7% of English learners meet the math standard, compared with 41.3% of English-only students. The gap widened as English-learner results rose and English-only results rose.
•How we compare income gaps
“Typical” means the median gap across 876 schools for reading and 882 for math. The comparison uses 2026 California 9–12 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does San Marcos High compare within the district?
San Marcos High is No. 2 in reading and No. 1 in math proficiency among the 2 9–12 schools in San Marcos Unified with 2026 results.
Explore the district’s schoolsHow does San Marcos High rank in California?
San Marcos High ranks No. 666 of 1,596 in reading and No. 414 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at San Marcos High compare within the district?
Low-income students here rank No. 2 in both subjects among 2 9–12 district schools with reportable 2026 results for this group. 42.4% meet the reading standard and 15.6% meet the math standard.
See results by student groupHow does San Marcos High compare with other schools in San Marcos?
San Marcos High is No. 3 in reading and No. 1 in math proficiency among the 3 9–12 schools in San Marcos with 2026 results.
Explore schools in San MarcosHow does San Marcos High compare with other schools in San Diego County?
San Marcos High is No. 50 in reading and No. 38 in math proficiency among the 92 9–12 schools in San Diego County with 2026 results.
Explore schools in San Diego CountyWhich schools should I compare?
Schools serving 9–12 in the same district or city.
| School | Math | Reading |
|---|---|---|
| San Marcos HighThis school | 36.3% | 56.4% |
| Mission Hills High | 32.4% | 61.4% |
| High Tech High North County | 35.3% | 81.2% |
