Top Rankings
Colorado River Union High School District (4381) ranks among the top 20% of public school district in Arizona for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2026-27 school year, there are 3 public schools serving 1,847 students in Colorado River Union High School District (4381). This district's average testing ranking is 4/10, which is in the bottom 50% of public schools in Arizona.
Public Schools in Colorado River Union High School District (4381) have an average math proficiency score of 17% (versus the Arizona public school average of 34%), and reading proficiency score of 28% (versus the 41% statewide average).
Minority enrollment is 54% of the student body (majority Hispanic), which is less than the Arizona public school average of 67% (majority Hispanic).
Overview
This School District
This State (AZ)
# Schools
3 Schools
2,470 Schools
# Students
1,847 Students
1,108,833 Students
# Teachers
90 Teachers
61,988 Teachers
Student-Teacher Ratio
21:1
21:1
Student By Grade
District Rank
Colorado River Union High School District (4381), which is ranked within the bottom 50% of all 599 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 82% has decreased from 83% over five school years.
Overall District Rank
#406 out of 618 school districts
(Bottom 50%)
(Bottom 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
18%
34%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
27%
40%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
10%
24%
Graduation Rate
82%
77.8%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(2022-23)45.8%
41.2%
Students by Ethnicity:
Diversity Score
0.59
0.66
Showing 2014–2023. Full 33-year historical data available below ↓
% American Indian
2%
5%
Showing 2014–2023. Full 32-year historical data available below ↓
% Asian
1%
3%
Showing 2014–2023. Full 32-year historical data available below ↓
% Hispanic
45%
49%
Showing 2014–2023. Full 33-year historical data available below ↓
% Black
2%
6%
Showing 2014–2023. Full 31-year historical data available below ↓
% White
46%
33%
Showing 2014–2023. Full 33-year historical data available below ↓
% Hawaiian
n/a
n/a
% Two or more races
4%
4%
Showing 2014–2023. Full 13-year historical data available below ↓
All Ethnic Groups
District Revenue and Spending
The revenue/student of $14,699 is higher than the state median of $14,457. The school district revenue/student has grown by 10% over four school years.
The school district's spending/student of $12,310 is less than the state median of $13,869. The school district spending/student has grown by 12% over four school years.
Total Revenue
$27 MM
$16,030 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Spending
$23 MM
$15,378 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Revenue / Student
$14,699
$14,457
Showing 2014–2023. Full 34-year historical data available below ↓
Spending / Student
$12,310
$13,869
Showing 2014–2023. Full 34-year historical data available below ↓
Best Colorado River Union High School District (4381) Public Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mohave High School
(Math: 16% | Reading: 34%)
Rank:
Rank:
4/
Bottom 50%10
2251 Highway 95
Bullhead City, AZ 86442
(928) 758-3916
Bullhead City, AZ 86442
(928) 758-3916
Gr: 9-12 | 1,067 students Student-teacher ratio: 19:1 Minority enrollment: 60%
Rank: #22.
River Valley High School
(Math: 20-24% | Reading: 15-19%)
Rank:
Rank:
3/
Bottom 50%10
2250 E Laguna Rd
Mohave Valley, AZ 86440
(928) 768-2300
Mohave Valley, AZ 86440
(928) 768-2300
Gr: 9-12 | 585 students Student-teacher ratio: 20:1 Minority enrollment: 44%
Rank: #33.
Cruhsd Academy
(Math: ≤10% | Reading: ≤20%)
Rank:
Rank:
2/
Bottom 50%10
5221 Highway 95 Ste 5
Bullhead City, AZ 86439
(928) 219-3070
Bullhead City, AZ 86439
(928) 219-3070
Gr: 9-12 | 195 students Student-teacher ratio: 33:1 Minority enrollment: 51%
Frequently Asked Questions
How many schools belong to Colorado River Union High School District (4381)?
Colorado River Union High School District (4381) manages 3 public schools serving 1,847 students.
What is the rank of Colorado River Union High School District (4381)?
Colorado River Union High School District (4381) is ranked #419 out of 599 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: Largest student body (number of students) (Top 1%)
What is the racial composition of students in Colorado River Union High School District (4381)?
46% of Colorado River Union High School District (4381) students are White, 45% of students are Hispanic, 4% of students are Two or more races, 2% of students are American Indian, 2% of students are Black, and 1% of students are Asian.
What is the student/teacher ratio of Colorado River Union High School District (4381)?
Colorado River Union High School District (4381) has a student/teacher ratio of 21:1, which is higher than the Arizona state average of 17:1.
What is Colorado River Union High School District (4381)'s spending/student ratio?
The school district's spending/student of $12,310 is less than the state median of $13,869. The school district spending/student has grown by 12% over four school years.
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