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 2,418 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 20:1 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 67% (majority Hispanic).
Quick Facts (2026)
- Grades: 7-12
- Enrollment: 2,418 students
- Student-Teacher Ratio: 20:1
- 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 2,418 students has grown by 38% over five school years.
The teacher population of 124 teachers has grown by 20% over five school years.
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
2,418 students
Total Classroom Teachers
124 teachers
Year Founded
1918
School Calendar
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
20:1
17:1
American Indian
1%
5%
Asian
3%
3%
Hispanic
33%
49%
Black
3%
6%
White
52%
33%
Hawaiian
1%
n/a
Two or more races
7%
4%
All Ethnic Groups
Graduation Rate
87%
77%
Eligible for Free Lunch
20%
41%
Eligible for Reduced Lunch
5%
10%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Notes
- School Mascot: Tiger
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?
2,418 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, 7% of students are Two or more races, 3% 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 20:1, 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 Reviews
Review Gilbert High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
