Serving 779 students in grades 7-9, Poston Junior High School ranks in the bottom 50% of all schools in Arizona for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 24% (which is lower than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 33% (which is lower than the Arizona state average of 40%).
The student-teacher ratio of 18:1 is higher than the Arizona state level of 17:1.
Minority enrollment is 67% of the student body (majority Hispanic), which is higher than the Arizona state average of 66% (majority Hispanic).
Quick Facts (2025)
- Grades: 7-9
- Enrollment: 779 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 67%
- Graduation Rate: <50%
- Overall Testing Rank: Bottom 50% in AZ
- Math Proficiency: 24% (Btm 50%)
- Reading Proficiency: 33% (Btm 50%)
- Science Proficiency: 20% (Btm 50%)
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Overview
Poston Junior High School's student population of 779 students has declined by 21% over five school years.
The teacher population of 44 teachers has declined by 12% over five school years.
Grades Offered
Grades 7-9
(No virtual instruction)
(No virtual instruction)
Total Students
779 students
Gender %
Total Classroom Teachers
44 teachers
Year Founded
2025
School Rankings
Poston Junior High School ranks within the bottom 50% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).
The diversity score of Poston Junior High School is 0.60, 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
#1062 out of 1921 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
24%
34%
Reading/Language Arts Test Scores (% Proficient)
33%
40%
Science Test Scores (% Proficient)
20%
24%
Student-Teacher Ratio
18:1
17:1
American Indian
3%
5%
Asian
1%
3%
Hispanic
54%
48%
Black
5%
6%
White
33%
34%
Hawaiian
1%
n/a
Two or more races
3%
4%
All Ethnic Groups
Graduation Rate
(11-12)<50%
78%
Eligible for Free Lunch
74%
40%
Eligible for Reduced Lunch
12%
10%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Poston Junior High School's ranking?
Poston Junior High School is ranked #1062 out of 1,921 schools, which ranks it among the bottom 50% of public schools in Arizona.
What percent of students have achieved state testing proficiency in math and reading?
24% of students have achieved math proficiency (compared to the 34% AZ state average), while 33% of students have achieved reading proficiency (compared to the 40% AZ state average).
What is the graduation rate of Poston Junior High School?
The graduation rate of Poston Junior High School is 50%, which is lower than the Arizona state average of 78%.
How many students attend Poston Junior High School?
779 students attend Poston Junior High School.
What is the racial composition of the student body?
54% of Poston Junior High School students are Hispanic, 33% of students are White, 5% of students are Black, 3% of students are American Indian, 3% of students are Two or more races, 1% of students are Asian, and 1% of students are Hawaiian.
What is the student-teacher ratio of Poston Junior High School?
Poston Junior High School has a student ration of 18:1, which is higher than the Arizona state average of 17:1.
What grades does Poston Junior High School offer ?
Poston Junior High School offers enrollment in grades 7-9 (No virtual instruction).
What school district is Poston Junior High School part of?
Poston Junior High School is part of Mesa Unified District (4235) School District.
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