Trabuco Hills High School is a high school in Mission Viejo, California, United States. It is in the Saddleback Valley Unified School District.
Serving 2,475 students in grades 9-12, Trabuco Hills High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 42% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 77% (which is higher than the California state average of 47%).
The student-teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 56% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 2,475 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 56%
- Graduation Rate: 95% (Top 30% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 42% (Top 50%)
- Reading Proficiency: 77% (Top 10%)
- Science Proficiency: 46% (Top 30%)
- Attendance Zone: Trabuco Hills High serves the northwest part of Mission Viejo, CA, covering an area of approximately 20.2 square miles. Most students typically live within a 5-10 minute drive from the school, with the furthest distance reaching up to 6.3 miles.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Trabuco Hills High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
School Overview
Trabuco Hills High School's student population of 2,475 students has declined by 8% over five school years.
The teacher population of 107 teachers has declined by 6% over five school years.
Grades Offered
Grades 9-12
Total Students
2,475 students
Showing 2015–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
107 teachers
Showing 2014–2025. Full 39-year historical data available below ↓
Year Founded
1985
School Calendar
School Rankings
Trabuco Hills High School ranks within the top 20% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Trabuco Hills High School is 0.69, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1660 out of 9523 schools
(Top 20%)
(Top 20%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
42%
34%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
77%
47%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
46%
29%
Student-Teacher Ratio
23:1
21:1
Showing 2014–2025. Full 39-year historical data available below ↓
Asian
17%
12%
Showing 2015–2025. Full 38-year historical data available below ↓
Hispanic
29%
56%
Showing 2015–2025. Full 38-year historical data available below ↓
Black
1%
5%
Showing 2015–2025. Full 38-year historical data available below ↓
White
44%
20%
Showing 2015–2025. Full 38-year historical data available below ↓
Two or more races
9%
6%
Showing 2015–2025. Full 17-year historical data available below ↓
All Ethnic Groups
Showing 2015–2025. Full 38-year historical data available below ↓
Graduation Rate
95%
86.2%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(22-23)18.3%
27.7%
Eligible for Free Lunch
25%
54%
Showing 2015–2025. Full 34-year historical data available below ↓
Eligible for Reduced Lunch
12%
8%
Showing 2015–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Sports
Colors
Blue, Grey, Navy Blue
School Mascot
Monty And Millie The Mustangs
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated:
Frequently Asked Questions
What is Trabuco Hills High School's ranking?
Trabuco Hills High School is ranked #1660 out of 9,523 schools, which ranks it among the top 20% of public schools in California.
What schools are Trabuco Hills High School often compared to?
Trabuco Hills High Schoolis often viewed alongside schools like El Toro High School, Mission Viejo High School, Tesoro High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
42% of students have achieved math proficiency (compared to the 34% CA state average), while 77% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Trabuco Hills High School?
The graduation rate of Trabuco Hills High School is 95%, which is higher than the California state average of 86.2%.
How many students attend Trabuco Hills High School?
2,475 students attend Trabuco Hills High School.
What is the racial composition of the student body?
44% of Trabuco Hills High School students are White, 29% of students are Hispanic, 17% of students are Asian, 9% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of Trabuco Hills High School?
Trabuco Hills High School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Trabuco Hills High School offer ?
Trabuco Hills High School offers enrollment in grades 9-12
What school district is Trabuco Hills High School part of?
Trabuco Hills High School is part of Saddleback Valley Unified School District.
School Reviews
2 10/10/2025
We have had some wonderful teachers, Stordahl, Eichenberg, Chappell, Suarez, Pappert,
Hoffman & Hamamura. Truly passionate about teaching these children
Unfortunately you have the horrible teachers that have the majority.
Review Trabuco Hills High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
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