Serving 512 students in grades Kindergarten-8, Granite Mountain Middle School ranks in the top 50% 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 37% (which is higher than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 44% (which is higher than the Arizona state average of 40%).
The student-teacher ratio of 17:1 is equal to the Arizona state level of 17:1.
Minority enrollment is 30% of the student body (majority Hispanic), which is lower than the Arizona state average of 67% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-8
- Enrollment: 512 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 30%
- Overall Testing Rank: Top 50% in AZ
- Math Proficiency: 37% (Top 50%)
- Reading Proficiency: 44% (Top 50%)
- Science Proficiency: 40% (Top 30%)
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Overview
Granite Mountain Middle School's student population of 512 students has stayed relatively flat over five school years.
The teacher population of 30 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-8
(No virtual instruction)
(No virtual instruction)
Total Students
512 students
Total Classroom Teachers
30 teachers
Year Founded
1905
School Motto
Preparing Today’s Students for Tomorrow’s Opportunities
School Rankings
Granite Mountain Middle School ranks within the top 50% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).
The diversity score of Granite Mountain Middle School is 0.47, 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
#661 out of 1921 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
37%
34%
Reading/Language Arts Test Scores (% Proficient)
44%
40%
Science Test Scores (% Proficient)
40%
24%
Student-Teacher Ratio
17:1
17:1
American Indian
2%
5%
Asian
1%
3%
Hispanic
20%
49%
Black
1%
6%
White
70%
33%
Hawaiian
n/a
n/a
Two or more races
6%
4%
All Ethnic Groups
Eligible for Free Lunch
48%
41%
Eligible for Reduced Lunch
6%
10%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
Frequently Asked Questions
What is Granite Mountain Middle School's ranking?
Granite Mountain Middle School is ranked #661 out of 1,921 schools, which ranks it among the top 50% of public schools in Arizona.
What percent of students have achieved state testing proficiency in math and reading?
37% of students have achieved math proficiency (compared to the 34% AZ state average), while 44% of students have achieved reading proficiency (compared to the 40% AZ state average).
How many students attend Granite Mountain Middle School?
512 students attend Granite Mountain Middle School.
What is the racial composition of the student body?
70% of Granite Mountain Middle School students are White, 20% of students are Hispanic, 6% of students are Two or more races, 2% of students are American Indian, 1% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Granite Mountain Middle School?
Granite Mountain Middle School has a student ration of 17:1, which is equal to the Arizona state average of 17:1.
What grades does Granite Mountain Middle School offer ?
Granite Mountain Middle School offers enrollment in grades Kindergarten-8 (No virtual instruction).
What school district is Granite Mountain Middle School part of?
Granite Mountain Middle School is part of Prescott Unified District (4466).
School Reviews
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