For the 2025-26 school year, there is 1 public high school serving 121 students in Duncan Unified District (4228). This district's average high testing ranking is 6/10, which is in the top 50% of public high schools in Arizona.
Public High School in Duncan Unified District (4228) have an average math proficiency score of 20% (versus the Arizona public high school average of 35%), and reading proficiency score of 49% (versus the 45% statewide average).
Public High School in Duncan Unified District (4228) have a Graduation Rate of 80%, which is more than the Arizona average of 78%.
The school with highest graduation rate is Duncan High School, with ≥80% graduation rate. Read more about public school graduation rate statistics in Arizona or national school graduation rate statistics.
Minority enrollment is 17% of the student body (majority Hispanic), which is less than the Arizona public high school average of 65% (majority Hispanic).
Overview
This School District
This State (AZ)
# Schools
2 Schools
947 Schools
# Students
374 Students
440,682 Students
# Teachers
20 Teachers
15,905 Teachers
Student-Teacher Ratio
19:1
19:1
Student By Grade
District Rank
Duncan Unified District (4228), which is ranked within the top 50% of all 601 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 80% has decreased from 90% over five school years.
Overall District Rank
#240 out of 618 school districts
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
27%
34%
Reading/Language Arts Test Scores (% Proficient)
40-44%
40%
Science Test Scores (% Proficient)
15-19%
24%
Graduation Rate
(21-22)≥80%
77%
Students by Ethnicity:
Diversity Score
0.39
0.66
% American Indian
1%
5%
% Asian
n/a
4%
% Hispanic
20%
46%
% Black
n/a
6%
% White
76%
35%
% Hawaiian
n/a
n/a
% Two or more races
3%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $12,455 is higher than the state median of $11,429. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $11,193 is less than the state median of $11,331. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$5 MM
$12,837 MM
Spending
$4 MM
$12,727 MM
Revenue / Student
$12,455
$11,429
Spending / Student
$11,193
$11,331
Best Duncan Unified District (4228) Public High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Duncan High School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
6/
Top 50%10
108 Stadium Street
Duncan, AZ 85534
(928) 359-2474
Duncan, AZ 85534
(928) 359-2474
Gr: 9-12 | 121 students Student-teacher ratio: 17:1 Minority enrollment: 18%
Recent Articles
Public School Open House & Enrollment Season Guide
A parent-focused guide to the public school open house and enrollment season, with expert questions, timelines, and decision tips.
School Supply Budget 2026: Fees, Books, Tech Costs
School Supply Budget 2026 guide for parents, covering fees, textbooks, technology, and hidden extras to plan ahead.
Education Funding in America (2025 Update)
Comprehensive 2025 update on public school funding in America, new federal and state policies, per-pupil spending, and equity challenges.
