Tesoro High School is a public high school in southern Orange County area of Las Flores, California, United States. Established in the fall of 2001, Tesoro is 1 of 6 regular high schools in the Capistrano Unified School District. As of the 2014–2015 year, Tesoro serves nearly 2500 students in grades 9–12.
Serving 2,030 students in grades 9-12, Tesoro High School ranks in the top 10% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 58% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 83% (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 44% of the student body (majority Hispanic and Asian), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 2,030 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 44%
- Graduation Rate: 97% (Top 5% in CA)
- Overall Testing Rank: Top 10%
- Math Proficiency: 58% (Top 20%)
- Reading Proficiency: 83% (Top 5%)
- Science Proficiency: 54% (Top 20%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Tesoro High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Tesoro High School's student population of 2,030 students has declined by 15% over five school years.
The teacher population of 89 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,030 students
Total Classroom Teachers
89 teachers
Year Founded
2001
Colors
White, Navy Blue, Scarlet
School Calendar
School Motto
Wisdom, Strength, Honor
School Rankings
Tesoro High School ranks within the top 10% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Tesoro High School is 0.63, which is equal to the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#772 out of 9523 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
58%
34%
Reading/Language Arts Test Scores (% Proficient)
83%
47%
Science Test Scores (% Proficient)
54%
29%
Student-Teacher Ratio
23:1
21:1
American Indian
n/a
1%
Asian
16%
12%
Hispanic
16%
56%
Black
2%
5%
White
56%
20%
Hawaiian
n/a
n/a
Two or more races
10%
6%
All Ethnic Groups
Graduation Rate
97%
87%
Eligible for Free Lunch
15%
54%
Eligible for Reduced Lunch
8%
8%
School Statewide Testing
School District Name
Capistrano Unified School District
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Tesoro High School's ranking?
Tesoro High School is ranked #772 out of 9,523 schools, which ranks it among the top 10% of public schools in California.
What schools are Tesoro High School often compared to?
Tesoro High Schoolis often viewed alongside schools like Trabuco Hills High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
58% of students have achieved math proficiency (compared to the 34% CA state average), while 83% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Tesoro High School?
The graduation rate of Tesoro High School is 97%, which is higher than the California state average of 87%.
How many students attend Tesoro High School?
2,030 students attend Tesoro High School.
What is the racial composition of the student body?
56% of Tesoro High School students are White, 16% of students are Asian, 16% of students are Hispanic, 10% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Tesoro High School?
Tesoro High School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Tesoro High School offer ?
Tesoro High School offers enrollment in grades 9-12
What school district is Tesoro High School part of?
Tesoro High School is part of Capistrano Unified School District.
School Reviews
5 10/10/2025
The academics at this school are great. Wonderful teachers and a very involved principal who has the kids as a priority. Sad to be moving out of the area. We LOVED this school!! Basketball coach and program TOPS!!
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