Granite Hills High School is a public comprehensive high school in El Cajon, California. It serves students in grades nine through twelve. Opened in 1960, Granite Hills is one of 13 high schools in the Grossmont Union High School District. GHHS is the home of the Eagles.
Serving 2,414 students in grades 9-12, Granite Hills High School ranks in the top 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 25% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 58% (which is higher than the California state average of 47%).
Minority enrollment is 52% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,414 students
- Minority Enrollment: 52%
- Graduation Rate: 91% (Top 50% in CA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 25% (Btm 50%)
- Reading Proficiency: 58% (Top 30%)
- Science Proficiency: 13% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Granite Hills High School's student population of 2,414 students has grown by 5% over five school years.
The teacher population of 17 teachers has declined by 80% over five school years.
Grades Offered
Grades 9-12
Total Students
2,414 students
Gender %
Total Classroom Teachers
17 teachers
Year Founded
1960
Colors
Blue, Navy Blue
School Calendar
School Rankings
Granite Hills High School ranks within the top 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Granite Hills High School is 0.62, 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
#3769 out of 9602 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
25%
33%
Reading/Language Arts Test Scores (% Proficient)
58%
47%
Science Test Scores (% Proficient)
13%
29%
Student : Teacher Ratio
n/a
21:1
American Indian
1%
1%
Asian
4%
12%
Hispanic
39%
56%
Black
3%
5%
White
48%
20%
Hawaiian
n/a
n/a
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
91%
87%
Eligible for Free Lunch
41%
54%
Eligible for Reduced Lunch
22%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Granite Hills High School's ranking?
Granite Hills High School is ranked #3769 out of 9,602 schools, which ranks it among the top 50% of public schools in California.
What schools are Granite Hills High School often compared to?
Granite Hills High Schoolis often viewed alongside schools like El Capitan High School, West Hills High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
25% of students have achieved math proficiency (compared to the 33% CA state average), while 58% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Granite Hills High School?
The graduation rate of Granite Hills High School is 91%, which is higher than the California state average of 87%.
How many students attend Granite Hills High School?
2,414 students attend Granite Hills High School.
What is the racial composition of the student body?
48% of Granite Hills High School students are White, 39% of students are Hispanic, 5% of students are Two or more races, 4% of students are Asian, 3% of students are Black, and 1% of students are American Indian.
What grades does Granite Hills High School offer ?
Granite Hills High School offers enrollment in grades 9-12
What school district is Granite Hills High School part of?
Granite Hills High School is part of Grossmont Union High School District.
School Reviews
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