1
Enrollment
2,475
High
DISTRICT 1,257 · STATE 838
SCHOOL COMMUNITY·SADDLEBACK VALLEY UNIFIED·NCES 063386008957
Trabuco Hills High
27501 Mustang Run, Mission Viejo, CA 92691 · (949) 768-1934 · Orange County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL2,475 STUDENTS
B+
allk12 Grade
Scored higher than 72% of California public high schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- BBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- CThree-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded California public high schools
Student : Teacher
23.0:1
107 FTE teachers
DISTRICT 18.0:1 · STATE 18.2:1
Free / Reduced Lunch
37%
922 students
DISTRICT 49% · STATE 65%
Community
6
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 662 | 27% |
| Grade 10 | 586 | 24% |
| Grade 11 | 630 | 25% |
| Grade 12 | 597 | 24% |
Student demographics
69%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 68% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
76.2%
CA avg 49.1% . -2.8pp since 2014
Math
51.9%
CA avg 37.7% . +4.9pp since 2014
What this means: On the CAASPP, California's statewide test, about 76 of every 100 students at this school read and write at grade level and about 52 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are down about 3 points since 2014, while math scores are up about 5 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 42.7% | 33.5% | 13.4% | 10.4% |
| Math | 28.4% | 23.5% | 17.2% | 30.9% |
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.
CAASPP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 76.2% | 51.9% |
| 2023-24 | 69.6% | 41.0% |
| 2022-23 | 65.9% | 42.0% |
| 2021-22 | 77.9% | 51.4% |
| 2020-21 | 81.4% | 67.4% |
| 2018-19 | 72.3% | 51.6% |
| 2017-18 | 80.0% | 49.2% |
| 2016-17 | 83.4% | 52.7% |
| 2015-16 | 83.0% | 50.0% |
| 2014-15 | 79.0% | 47.0% |
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
59.7%
composite math + reading, all grades
Predicted
57.7%
based on CA schools with similar FRL share
Beats by
+2.0pp
above demographic expectation
What this means: About 60% of students here test proficient in math and reading, compared with the roughly 58% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Trabuco Hills High
Trabuco Hills High's state test result (59.7% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Trabuco Hills High this school | 2,475 | 37.3% | 59.7% |
| Buchanan High Clovis | 2,551 | 35.2% | 69.2% |
| Huntington Beach High Huntington Beach | 2,645 | 33.8% | 57.5% |
| College Park High Pleasant Hill | 1,948 | 40.5% | 52.5% |
| Aliso Niguel High Aliso Viejo | 2,563 | 33.1% | 64.7% |
| Capistrano Valley High Mission Viejo | 1,991 | 40.5% | 59.7% |
Matched among California high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Trabuco Hills High ranks
Among high schools| Measure | This school | In California | In Orange County |
|---|---|---|---|
| State test proficiency ranked highest first | 59.7% | #182 of 1,052 | #31 of 68 |
| Math proficiency ranked highest first | 51.9% | #147 of 1,056 ▲ 93 | #23 of 69 ▲ 15 |
| Reading proficiency ranked highest first | 76.2% | #143 of 1,056 ▲ 101 | #17 of 69 ▲ 15 |
| 3-year test score change ranked biggest drop first | -0.5pp | #354 of 1,044 | #26 of 68 |
| Enrollment ranked largest first | 2,475 | #109 of 2,093 | #14 of 105 |
| Students per teacher ranked fewest first | 23.0:1 | #1,000 of 1,352 | #51 of 85 |
| Diversity index ranked most diverse first | 68.7% | #155 of 1,351 | #11 of 85 |
| Free and reduced lunch ranked highest share first | 37.3% | #1,330 of 1,575 | #76 of 95 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.5% | #371 of 802 | #40 of 71 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
2,475
-243 (-9%) vs 2020
+64% since 1990-91, when it was 1,511
Student : Teacher
23.0:1
was 23.8:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 2,475 | 107.5 | 23.0:1 | 37% (922) |
| 2023-24 | 2,507 | 109.3 | 22.9:1 | 37% (937) |
| 2022-23 | 2,579 | 111.7 | 23.1:1 | 37% (944) |
| 2020-21 | 2,718 | 114 | 23.8:1 | 20% (540) |
| 2017-18 | 2,830 | 109.6 | 25.8:1 | 18% (517) |
| 2015-16 | 2,912 | 111 | 26.2:1 | 14% (409) |
| 2010-11 | 3,331 | N/A | N/A | 10% (328) |
| 2000-01 | 2,527 | 105 | 24.1:1 | 5% (128) |
| 1990-91 | 1,511 | 66 | 22.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Trabuco Hills High.
Since 2017-18: students down 13% (2,830 to 2,475); teachers down 2% (109.6 to 107.5).
About Trabuco Hills High
Trabuco Hills High operates as a large high school in Mission Viejo, California. It serves 2,475 students in grades 9 through 12. An average school in this group (high schools in California) has about 838 students.
District-wide, Saddleback Valley Unified has 33 schools and 22,646 students.
At Trabuco Hills High, the largest share of students is White, at 44%. After that, the student body is 29% Hispanic, 17% Asian, and 9% multiracial. For comparison, Orange County is about 43% White. Pick two students at random and there is a 69% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.
Its 107.5 full-time-equivalent teachers give the school a ratio of 23.0:1. This ratio sits 4.8 above the 18.2:1 average for high schools in California. Free or reduced-price lunch eligibility is 37%. That is 18 points below the 55% average for public schools in Orange County.
The allk12 Grade for Trabuco Hills High is B+. Compared with California public high schools, the school scored higher than 72% on a mix of test scores, poverty-adjusted results, and recent trend.
The model predicts 57.7% for a school in California with Trabuco Hills High's free or reduced-price lunch share. Trabuco Hills High posts 59.7%.
In Orange County (population about 3,165,820), the median household income is $116,289, 44% of adults hold a bachelor's degree or higher, and about 7% of people live in poverty. Trabuco Hills High is one of 649 public schools in the county.
The closest public school, Del Lago Elementary, is about 0.6 miles from Trabuco Hills High. Other public schools within five miles: at least 8. The average proficiency across nearby scored schools is 56.1%; Trabuco Hills High's is 59.7%, ranking 4th of 8.
The National Center for Education Statistics classifies the school's location as Suburb: Large, meaning it is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
Compared with 2020-21, the school had 243 fewer students in 2024-25.
Questions about school safety, transportation, and start times can be posted here. Reviews and ratings from people who know the school are welcome.
Orange County at a glance
View full county profilePopulation
3,165,820
Census ACS
Median income
$116,289
Household, ACS
Bachelor's+
44%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
649
430,458 students
Quick facts
Related schools
Other schools in Saddleback Valley Unified
- El Toro HighHigh · 1,902 students
- Mission Viejo HighHigh · 1,566 students
- Laguna Hills HighHigh · 1,317 students
- Rancho Santa Margarita IntermediateMiddle · 1,153 students
- Foothill Ranch ElementaryElementary · 990 students
- Melinda Heights ElementaryElementary · 950 students
Other schools in Mission Viejo
- Capistrano Valley HighHigh · 1,991 students
- Mission Viejo HighHigh · 1,566 students
- Fred Newhart MiddleMiddle · 1,105 students
- La Paz IntermediateMiddle · 713 students
- Oxford Preparatory Academy - South Orange CountyElementary · 704 students
- Los Alisos IntermediateMiddle · 595 students
Nearby schools
- Del Lago Elementary0.6 mi · 362
- Lake Forest Elementary1.4 mi · 640
- Oxford Preparatory Academy - South Orange County1.8 mi · 704
- Glen Yermo Elementary2.0 mi · 308
- Foothill Ranch Elementary2.0 mi · 990
- Portola Hills Elementary2.0 mi · 809
Frequently asked questions
About Trabuco Hills HighHow large is Trabuco Hills High?
Trabuco Hills High enrolls approximately 2,475 students in grades 09-12.
Is Trabuco Hills High an elementary, middle, or high school?
Trabuco Hills High is a high school covering grades 09-12.
How many teachers does Trabuco Hills High have?
Trabuco Hills High employs 107 FTE teachers, for a student-to-teacher ratio of 23.0:1.
What is the racial breakdown of students at Trabuco Hills High?
At Trabuco Hills High, the student body is approximately 44% White, 29% Hispanic, 1% Black, 17% Asian, 9% Two or more.
Is Trabuco Hills High public or private?
Trabuco Hills High is a public K-12 school, overseen by Saddleback Valley Unified.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.