Gilbert High School is the oldest public high school in Gilbert, Arizona, United States and is part of Gilbert Public Schools. It opened in 1918 and celebrated its 100th graduating class in 2017. The school enrolled 2,051 students in 2018–19, grades 9–12, and operates on a traditional school calendar.
Serving 2,334 students in grades 7-12, Gilbert High School ranks in the top 30% of all schools in Arizona for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 41% (which is higher than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 53% (which is higher than the Arizona state average of 40%).
The student-teacher ratio of 19:1 is higher than the Arizona state level of 17:1.
Minority enrollment is 48% of the student body (majority Hispanic), which is lower than the Arizona state average of 66% (majority Hispanic).
Quick Facts (2025)
- Grades: 7-12
- Enrollment: 2,334 students
- Student-Teacher Ratio: 19:1
- Minority Enrollment: 48%
- Graduation Rate: 87% (Top 50% in AZ)
- Overall Testing Rank: Top 30%
- Math Proficiency: 41% (Top 50%)
- Reading Proficiency: 53% (Top 30%)
- Science Proficiency: 17% (Btm 50%)
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Overview
Gilbert High School's student population of 2,334 students has grown by 13% over five school years.
The teacher population of 120 teachers has grown by 10% over five school years.
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
2,334 students
Gender %
Total Classroom Teachers
120 teachers
Year Founded
1918
School Calendar
Last Day of School
Mon. May 25, 2026
School Motto
'A' Rated & International Baccalaureate World School
School Rankings
Gilbert High School ranks within the top 30% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).
The diversity score of Gilbert High School is 0.62, 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
#514 out of 1921 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
41%
34%
Reading/Language Arts Test Scores (% Proficient)
53%
40%
Science Test Scores (% Proficient)
17%
24%
Student-Teacher Ratio
19:1
17:1
American Indian
1%
5%
Asian
4%
3%
Hispanic
33%
48%
Black
3%
6%
White
52%
34%
Hawaiian
1%
n/a
Two or more races
6%
4%
All Ethnic Groups
Graduation Rate
87%
77%
Eligible for Free Lunch
21%
40%
Eligible for Reduced Lunch
6%
10%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Notes
- School Mascot: Tiger
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Gilbert High School's ranking?
Gilbert High School is ranked #514 out of 1,921 schools, which ranks it among the top 30% of public schools in Arizona.
What schools are Gilbert High School often compared to?
Gilbert High Schoolis often viewed alongside schools like Mesquite High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
41% of students have achieved math proficiency (compared to the 34% AZ state average), while 53% of students have achieved reading proficiency (compared to the 40% AZ state average).
What is the graduation rate of Gilbert High School?
The graduation rate of Gilbert High School is 87%, which is higher than the Arizona state average of 77%.
How many students attend Gilbert High School?
2,334 students attend Gilbert High School.
What is the racial composition of the student body?
52% of Gilbert High School students are White, 33% of students are Hispanic, 6% of students are Two or more races, 4% of students are Asian, 3% of students are Black, 1% of students are American Indian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Gilbert High School?
Gilbert High School has a student ration of 19:1, which is higher than the Arizona state average of 17:1.
What grades does Gilbert High School offer ?
Gilbert High School offers enrollment in grades 7-12 (No virtual instruction).
What school district is Gilbert High School part of?
Gilbert High School is part of Gilbert Unified District (4239) School District.
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