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Email BoardTrabuco Hills High
27501 Mustang Run, Mission Viejo, CA 92691-1027
Summary
Reading and math results average to the 83rd percentile among comparable California schools.
69.9% of students met California's reading standard, and it is holding steady.
Math is weaker: 48.5% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 69.9% |
| Current Math Proficiency | 48.5% |
| Reading State Rank | 316/1,596 (80th percentile) |
| Math State Rank | 216/1,596 (87th percentile) |
School information
| Student / Teacher Ratio | 23:1 |
| Student enrollment (2024–25) | 2,475 |
| Low-Income Students | 922 (37.3%) |
| English Learners | 140 (5.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | Yes |
Test score trends
Reading fell 6.3 points from last year and rose 0.3 points over the full period. Math fell 3.4 points from last year and rose 7.5 points over the full period.
•Math +7.5 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Most students in every reported group meet the reading standard. Asian and Filipino students have the strongest results.
Distribution of Scores by Grade
70.0% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank in the top 20% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 16.7-point reading income gap is slightly 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
14.3% of English learners meet the reading standard, compared with 72.2% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Asian students have the strongest math results at about 78% proficiency. The other reported groups range from about 29% to 53%.
Distribution of Scores by Grade
48.5% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank in the top 14% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 23.8-point math income gap is wider than the 14.2-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 math standard, compared with 51.5% of English-only students. The gap widened as English-learner results fell 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 Trabuco Hills High compare within the district?
Trabuco Hills High is No. 1 in reading and No. 2 in math proficiency among the 5 9–12 schools in Saddleback Valley Unified with 2026 results.
Explore the district’s schoolsHow does Trabuco Hills High rank in California?
Trabuco Hills High ranks No. 316 of 1,596 in reading and No. 216 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 Trabuco Hills High compare within the district?
Low-income students here rank No. 1 in both subjects among 5 9–12 district schools with reportable 2026 results for this group. 59.6% meet the reading standard and 33.7% meet the math standard.
See results by student groupHow does Trabuco Hills High compare with other schools in Mission Viejo?
Trabuco Hills High is No. 2 in reading and No. 3 in math proficiency among the 4 9–12 schools in Mission Viejo with 2026 results.
Explore schools in Mission ViejoHow does Trabuco Hills High compare with other schools in Orange County?
Trabuco Hills High is No. 25 in reading and No. 26 in math proficiency among the 65 9–12 schools in Orange County with 2026 results.
Explore schools in Orange CountyWhich schools should I compare?
Schools serving 9–12 in the same district.
| School | Math | Reading |
|---|---|---|
| Trabuco Hills HighThis school | 48.5% | 69.9% |
| Mission Viejo High | 50.6% | 65.0% |
| Silverado High | 2.5% | 12.7% |
