Top Rankings
Yuma Union High School District (4507) ranks among the top 20% of public school district in Arizona for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 10%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 8 public schools serving 11,369 students in Yuma Union High School District (4507). This district's average testing ranking is 3/10, which is in the bottom 50% of public schools in Arizona.
51±¬ÁÏs in Yuma Union High School District (4507) have an average math proficiency score of 17% (versus the Arizona public school average of 34%), and reading proficiency score of 27% (versus the 41% statewide average).
Minority enrollment is 90% of the student body (majority Hispanic), which is more than the Arizona public school average of 66% (majority Hispanic).
Overview
This School District
This State (AZ)
# Schools
8 Schools
2,476 Schools
# Students
11,369 Students
1,124,009 Students
# Teachers
438 Teachers
50,048 Teachers
Student-Teacher Ratio
26:1
26:1
Student By Grade
District Rank
Yuma Union High School District (4507), which is ranked within the bottom 50% of all 603 school districts in Arizona (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 91% has decreased from 92% over five school years.
Overall District Rank
#413 out of 618 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
17%
34%
Reading/Language Arts Test Scores (% Proficient)
27%
40%
Science Test Scores (% Proficient)
5%
24%
Graduation Rate
91%
77%
Students by Ethnicity:
Diversity Score
0.24
0.66
% American Indian
1%
5%
% Asian
n/a
3%
% Hispanic
87%
48%
% Black
1%
6%
% White
10%
34%
% Hawaiian
n/a
n/a
% Two or more races
1%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $10,028 in this school district is less than the state median of $11,421. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $9,229 is less than the state median of $11,323. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$114 MM
$12,837 MM
Spending
$105 MM
$12,727 MM
Revenue / Student
$10,028
$11,421
Spending / Student
$9,229
$11,323
Best Yuma Union High School District (4507) 51±¬ÁÏs (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Yuma Online Distance Academy
(Math: ≥50% | Reading: ≥50% )
Rank:
Rank:
9/
Top 20%10
3150 S Avenue A
Yuma, AZ 85364
(928) 502-4600
Yuma, AZ 85364
(928) 502-4600
Gr: 9-12 | 37 students Minority enrollment: 81%
Rank: #22.
Gila Ridge High School
(Math: 20% | Reading: 39%)
Rank:
Rank:
5/
Bottom 50%10
7150 E 24th St
Yuma, AZ 85365
(928) 502-6402
Yuma, AZ 85365
(928) 502-6402
Gr: 9-12 | 2,325 students Student-teacher ratio: 29:1 Minority enrollment: 72%
Rank: #33.
Cibola High School
(Math: 21% | Reading: 31%)
Rank:
Rank:
4/
Bottom 50%10
4100 W 20th St
Yuma, AZ 85364
(928) 502-5700
Yuma, AZ 85364
(928) 502-5700
Gr: 9-12 | 2,411 students Student-teacher ratio: 27:1 Minority enrollment: 90%
Rank: #44.
San Luis High School
(Math: 18% | Reading: 20%)
Rank:
Rank:
3/
Bottom 50%10
1250 North Eighth Avenue
San Luis, AZ 85349
(928) 502-6100
San Luis, AZ 85349
(928) 502-6100
Gr: 9-12 | 2,586 students Student-teacher ratio: 25:1
Rank: #55.
Kofa High School
(Math: 12% | Reading: 24%)
Rank:
Rank:
3/
Bottom 50%10
3100 S Avenue A
Yuma, AZ 85364
(928) 502-5400
Yuma, AZ 85364
(928) 502-5400
Gr: 9-12 | 2,323 students Student-teacher ratio: 27:1 Minority enrollment: 93%
Rank: #66.
Vista High School
Alternative School
(Math: ≤20% | Reading: 11-19%)
Rank:
Rank:
3/
Bottom 50%10
2350 S Virginia Dr
Yuma, AZ 85364
(928) 502-6800
Yuma, AZ 85364
(928) 502-6800
Gr: 9-12 | 261 students Student-teacher ratio: 16:1 Minority enrollment: 92%
Rank: #77.
Yuma High School
(Math: 6% | Reading: 21%)
Rank:
Rank:
1/
Bottom 50%10
400 S 6th Ave
Yuma, AZ 85364
(928) 502-5002
Yuma, AZ 85364
(928) 502-5002
Gr: 9-12 | 1,122 student Student-teacher ratio: 24:1 Minority enrollment: 95%
Rank: n/an/a
1093 W Jefferson St
Somerton, AZ 85350
(928) 502-6153
Somerton, AZ 85350
(928) 502-6153
Gr: 9-12 | 304 students Student-teacher ratio: 19:1
Frequently Asked Questions
How many schools belong to Yuma Union High School District (4507)?
Yuma Union High School District (4507) manages 8 public schools serving 11,369 students.
What is the rank of Yuma Union High School District (4507)?
Yuma Union High School District (4507) is ranked #450 out of 603 school districts in Arizona (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of Arizona school districts for: Highest graduation rate (Top 10%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in Yuma Union High School District (4507)?
87% of Yuma Union High School District (4507) students are Hispanic, 10% of students are White, 1% of students are American Indian, 1% of students are Black, and 1% of students are Two or more races.
What is the student/teacher ratio of Yuma Union High School District (4507)?
Yuma Union High School District (4507) has a student/teacher ratio of 26:1, which is higher than the Arizona state average of 18:1.
What is Yuma Union High School District (4507)'s spending/student ratio?
The school district's spending/student of $9,229 is less than the state median of $11,323. The school district spending/student has stayed relatively flat over four school years.
Recent Articles

Why Single-Sex 51±¬ÁÏs are Growing in Popularity
This article examines the growing trend of single-sex public schools in the United States. It explores the potential benefits, research findings, and controversies surrounding gender-specific education, as well as the factors driving its increasing popularity among parents and educators.

When Teachers Cheat: The Standardized Test Controversies
Teachers across the country are being accused of cheating on standardized tests, using erasers to conveniently change their students’ answers. However, are these teachers driven to cheat because the funding system is flawed?

When Field Trips Turn Deadly: Who is Responsible?
Recent deaths during field trips have parents and school officials questioning the safety of these excursions. Learn about these tragedies and what parameters should be in place to ensure a safe field trip.