Sun Valley High School is a public charter high school in Mesa, Arizona. It is operated by The Leona Group. In the 2009-11 conference and region alignment from the Arizona Interscholastic Association, its 813 students at the time made it the largest of the associate members.
Serving 345 students in grades 9-12, Sun Valley High School ranks in the bottom 50% of all schools in Arizona for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤5% (which is lower than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 6-9% (which is lower than the Arizona state average of 40%).
The student-teacher ratio of 23:1 is higher than the Arizona state level of 17:1.
Minority enrollment is 82% of the student body (majority Hispanic), which is higher than the Arizona state average of 67% (majority Hispanic).
Quick Facts (2026)
- School Type: Alternative school / Charter School
- Grades: 9-12
- Enrollment: 345 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 82%
- Graduation Rate: 15-19% (Btm 50% in AZ)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤5% (Btm 50%)
- Reading Proficiency: 6-9% (Btm 50%)
- Science Proficiency: ≤5% (Btm 50%)
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Overview
Sun Valley High School's student population of 345 students has grown by 33% over five school years.
The teacher population of 15 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
345 students
Total Classroom Teachers
15 teachers
Year Founded
1996
School Rankings
Sun Valley High School ranks within the bottom 50% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).
The diversity score of Sun Valley High School is 0.58, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1901 out of 1921 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤5%
34%
Reading/Language Arts Test Scores (% Proficient)
6-9%
40%
Science Test Scores (% Proficient)
≤5%
24%
Student-Teacher Ratio
23:1
17:1
American Indian
4%
5%
Asian
1%
3%
Hispanic
62%
49%
Black
9%
6%
White
18%
33%
Hawaiian
n/a
n/a
Two or more races
6%
4%
All Ethnic Groups
Graduation Rate
15-19%
77%
Eligible for Free Lunch (22-23)
55%
39%
Eligible for Reduced Lunch
100%
10%
School Statewide Testing
School District Name
American Charter Schools Foundation D.B.A. Sun Val (79877)
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Notes
- School Mascot: Dragons
Frequently Asked Questions
What is Sun Valley High School's ranking?
Sun Valley High School is ranked #1901 out of 1,921 schools, which ranks it among the bottom 50% of public schools in Arizona.
What percent of students have achieved state testing proficiency in math and reading?
≤5% of students have achieved math proficiency (compared to the 34% AZ state average), while 6-9% of students have achieved reading proficiency (compared to the 40% AZ state average).
What is the graduation rate of Sun Valley High School?
The graduation rate of Sun Valley High School is 15-19%, which is lower than the Arizona state average of 77%.
How many students attend Sun Valley High School?
345 students attend Sun Valley High School.
What is the racial composition of the student body?
62% of Sun Valley High School students are Hispanic, 18% of students are White, 9% of students are Black, 6% of students are Two or more races, 4% of students are American Indian, and 1% of students are Asian.
What is the student-teacher ratio of Sun Valley High School?
Sun Valley High School has a student ration of 23:1, which is higher than the Arizona state average of 17:1.
What grades does Sun Valley High School offer ?
Sun Valley High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Sun Valley High School part of?
Sun Valley High School is part of American Charter Schools Foundation D.B.A. Sun Val (79877).
In what neighborhood is Sun Valley High School located?
Sun Valley High School is located in the Robin Neighborhood Alliance neighborhood of Mesa, AZ. There are 1 other public schools located in Robin Neighborhood Alliance.
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