Granite Hills High School is a public high school located in Apple Valley, California and is part of the Apple Valley Unified School District. The school was established in 1999 to relieve pressure on the crowded Apple Valley High School.
Serving 1,791 students in grades 9-12, Granite Hills High School ranks in the bottom 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 13% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 37% (which is lower than the California state average of 47%).
The student-teacher ratio of 22:1 is higher than the California state level of 21:1.
Minority enrollment is 77% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,791 students
- Student-Teacher Ratio: 22:1
- Minority Enrollment: 77%
- Graduation Rate: 92% (Top 30% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 13% (Btm 50%)
- Reading Proficiency: 37% (Btm 50%)
- 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 1,791 students has grown by 9% over five school years.
The teacher population of 80 teachers has grown by 11% over five school years.
Grades Offered
Grades 9-12
Total Students
1,791 students
Total Classroom Teachers
80 teachers
Year Founded
1999
School Rankings
Granite Hills High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Granite Hills High School is 0.57, 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
#6881 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
13%
34%
Reading/Language Arts Test Scores (% Proficient)
37%
47%
Science Test Scores (% Proficient)
13%
29%
Student-Teacher Ratio
22:1
21:1
Asian
2%
12%
Hispanic
61%
56%
Black
10%
5%
White
23%
20%
Two or more races
4%
6%
All Ethnic Groups
Graduation Rate
92%
87%
Chronically Absent Students
(22-23)47.9%
27.7%
Eligible for Free Lunch
65%
54%
Eligible for Reduced Lunch
9%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Cougar
Frequently Asked Questions
What is Granite Hills High School's ranking?
Granite Hills High School is ranked #6881 out of 9,523 schools, which ranks it among the bottom 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 Apple Valley High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
13% of students have achieved math proficiency (compared to the 34% CA state average), while 37% 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 92%, which is higher than the California state average of 87%.
How many students attend Granite Hills High School?
1,791 students attend Granite Hills High School.
What is the racial composition of the student body?
61% of Granite Hills High School students are Hispanic, 23% of students are White, 10% of students are Black, 4% of students are Two or more races, and 2% of students are Asian.
What is the student-teacher ratio of Granite Hills High School?
Granite Hills High School has a student ration of 22:1, which is higher than the California state average of 21:1.
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 Apple Valley Unified School District.
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