Greyhills Academy High School is a Native American boarding high school in Tuba City, Arizona on the Navajo Nation. It is operated by the Western Navajo Agency, a tribal agency working in affiliation with the Bureau of Indian Education, which funds the school.
Greyhills Academy High School serves 149 students in grades 9-12.
The percentage of students achieving proficiency in math is ≤20% (which is lower than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 40-59% (which is approximately equal to the Arizona state average of 40%).
The student:teacher ratio of 10:1 is lower than the Arizona state level of 17:1.
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 149 students
- Student:Teacher Ratio: 10:1
- Graduation Rate: 40-49%
- Math Proficiency: ≤20%
- Reading Proficiency: 40-59%
- Science Proficiency: 11-19%
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
Top Rankings
Greyhills Academy High School ranks among the top 20% of public schools in Arizona for:
Category
Attribute
Percent Eligible For Free Lunch
Student Attention
School Overview
Greyhills Academy High School's student population of 149 students has declined by 45% over five school years.
The teacher population of 15 teachers has declined by 31% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
149 students
Gender %
Total Classroom Teachers
15 teachers
Year Founded
1972
School Calendar
School Rankings
The diversity score of Greyhills Academy High School is 0.00, 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.
Math Test Scores (% Proficient)
≤20%
34%
Reading/Language Arts Test Scores (% Proficient)
40-59%
40%
Science Test Scores (% Proficient)
11-19%
24%
Student : Teacher Ratio
10:1
17:1
American Indian
100%
5%
Asian
n/a
3%
Hispanic
n/a
48%
Black
n/a
6%
White
n/a
34%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
Graduation Rate
40-49%
77%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
98%
40%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Notes
- School Mascot: (fightin') Knight
Profile last updated: 02/09/2025
Frequently Asked Questions
What percent of students have achieved state testing proficiency in math and reading?
≤20% of students have achieved math proficiency (compared to the 34% AZ state average), while 40-59% of students have achieved reading proficiency (compared to the 40% AZ state average).
What is the graduation rate of Greyhills Academy High School?
The graduation rate of Greyhills Academy High School is 40-49%, which is lower than the Arizona state average of 77%.
How many students attend Greyhills Academy High School?
149 students attend Greyhills Academy High School.
What is the racial composition of the student body?
100% of Greyhills Academy High School students are American Indian.
What is the student:teacher ratio of Greyhills Academy High School?
Greyhills Academy High School has a student ration of 10:1, which is lower than the Arizona state average of 17:1.
What grades does Greyhills Academy High School offer ?
Greyhills Academy High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Greyhills Academy High School part of?
Greyhills Academy High School is part of Greyhills Academy High School District.
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