San Gabriel High School is a public high school located in Los Angeles County, California and operated by the Alhambra Unified School District. It is almost entirely in the city limits of Alhambra, with a small portion and the school's address in the city limits of San Gabriel.
Serving 1,768 students in grades 9-12, San Gabriel High School ranks in the top 30% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 43% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 64% (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 99% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,768 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 99%
- Graduation Rate: 94% (Top 30% in CA)
- Overall Testing Rank: Top 30%
- Math Proficiency: 43% (Top 30%)
- Reading Proficiency: 64% (Top 20%)
- Science Proficiency: 35% (Top 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
San Gabriel High School ranks among the top 20% of public schools in California for:
Category
Attribute
Reading/Language Arts Proficiency
School Overview
San Gabriel High School's student population of 1,768 students has declined by 9% over five school years.
The teacher population of 78 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
1,768 students
Gender %
Total Classroom Teachers
78 teachers
Year Founded
1955
Colors
Red, Royal blue
Last Day of School
Mon. May 25, 2026
School Rankings
San Gabriel High School ranks within the top 30% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of San Gabriel High School is 0.55, which is less 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
#2185 out of 9523 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
43%
34%
Reading/Language Arts Test Scores (% Proficient)
64%
47%
Science Test Scores (% Proficient)
35%
29%
Student-Teacher Ratio
23:1
21:1
American Indian
n/a
1%
Asian
55%
12%
Hispanic
39%
56%
Black
n/a
5%
White
1%
20%
Hawaiian
n/a
n/a
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
94%
87%
Eligible for Free Lunch
65%
54%
Eligible for Reduced Lunch
7%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Gabriel The Bull
Frequently Asked Questions
What is San Gabriel High School's ranking?
San Gabriel High School is ranked #2185 out of 9,523 schools, which ranks it among the top 30% of public schools in California.
What schools are San Gabriel High School often compared to?
San Gabriel High Schoolis often viewed alongside schools like Mark Keppel High School, Alhambra High School, Gabrielino High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
43% of students have achieved math proficiency (compared to the 34% CA state average), while 64% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of San Gabriel High School?
The graduation rate of San Gabriel High School is 94%, which is higher than the California state average of 87%.
How many students attend San Gabriel High School?
1,768 students attend San Gabriel High School.
What is the racial composition of the student body?
55% of San Gabriel High School students are Asian, 39% of students are Hispanic, 5% of students are Two or more races, and 1% of students are White.
What is the student-teacher ratio of San Gabriel High School?
San Gabriel High School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does San Gabriel High School offer ?
San Gabriel High School offers enrollment in grades 9-12
What school district is San Gabriel High School part of?
San Gabriel High School is part of Alhambra Unified School District.
School Calendar
View the San Gabriel High School yearly calendar below. Note key dates such as:
Event
Date
LAST DAY OF SCHOOL
May 28, 2026 (Thursday)
MINIMUM DAY - LAST DAY OF SEM. 2
May 28, 2026 (Thursday)
School Reviews
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