Red Mountain High School
Mesa, AZ · High School · Grades 9-12
Red Mountain High School is a high school in Mesa, AZ with 3,448 students enrolled and a 63% proficiency rate. Part of Mesa Unified District (4235). NCES data from the U.S. Department of Education.
Red Mountain High School is a high school in Mesa, AZ that enrolls 3,448 students in grades 9-12, putting it among the larger public campuses in the Mesa Unified District (4235). That headcount is above the 758-student average for schools in the district.
EDFacts assessment data puts 63% of students at or above grade level in combined math and reading, a little above the national midpoint where roughly half of tested students clear the bar. That is 15 points above the 48% average for the Mesa Unified District (4235). Against the 48% Arizona statewide average, the school sits 15 points higher.
Over the last three reported years the district proficiency rate this school inherits has risen by about 26 points. As a high school, it reports a 87% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 20.8 to 1, above the U.S. average of roughly 16 to 1. 27% of students qualify for free or reduced-price lunch.
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About This School
Red Mountain High School is a high school located in Mesa, Arizona. The school serves 3,448 students in grades 9-12. The student-to-teacher ratio is 20.8:1.
According to EDFacts assessment data, 63% of students meet grade-level proficiency standards in combined math and reading. The school reports a 87% graduation rate.
27% of students qualify for free or reduced-price lunch.
Red Mountain High School is part of the Mesa Unified District (4235) in Arizona.
How This School Compares
Red Mountain High School has 3,448 students enrolled, making it larger than the average school in Mesa Unified District (4235) (758 students). Its 63% proficiency rate is 15 percentage points above the district average of 48%. Compared to the Arizona state average of 48%, the school performs 15 points higher. The 20.8:1 student-teacher ratio is above the national average of 16:1.
Other Schools in Mesa Unified District (4235)
Frequently Asked Questions
Red Mountain High School has 3,448 students enrolled in grades 9-12. The student-to-teacher ratio is 20.8:1.
According to EDFacts data, 63% of students at Red Mountain High School meet grade-level proficiency standards in combined math and reading assessments.
Red Mountain High School has a 87% graduation rate, measuring the percentage of students who graduate within four years.
Red Mountain High School is part of the Mesa Unified District (4235) in Mesa, Arizona. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
Source: NCES Common Core of Data, 2026.