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 2025 school year, there are 3 public high schools serving 1,875 students in Colorado River Union High School District (4381). This district's average high testing ranking is 4/10, which is in the bottom 50% of public high schools in Arizona.
Public High Schools in Colorado River Union High School District (4381) have an average math proficiency score of 17% (versus the Arizona public high school average of 35%), and reading proficiency score of 28% (versus the 45% statewide average).
Public High School in Colorado River Union High School District (4381) have a Graduation Rate of 85%, which is more than the Arizona average of 78%.
The school with highest graduation rate is River Valley High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Arizona or national school graduation rate statistics.
Minority enrollment is 51% 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
3 Schools
953 Schools
# Students
1,875 Students
441,181 Students
# Teachers
91 Teachers
15,905 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 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 82% has decreased from 83% over five school years.
Overall District Rank
#406 out of 618 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
18%
34%
Reading/Language Arts Test Scores (% Proficient)
27%
40%
Science Test Scores (% Proficient)
10%
24%
Graduation Rate
82%
77%
Students by Ethnicity:
Diversity Score
0.57
0.66
% American Indian
2%
5%
% Asian
1%
4%
% Hispanic
43%
46%
% Black
2%
6%
% White
49%
35%
% Hawaiian
n/a
n/a
% Two or more races
3%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $11,280 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 $10,418 is less than the state median of $11,323. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$21 MM
$12,837 MM
Spending
$20 MM
$12,727 MM
Revenue / Student
$11,280
$11,421
Spending / Student
$10,418
$11,323
Best Colorado River Union High School District (4381) Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
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
Grades: 9-12
| 1,101 students
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
Grades: 9-12
| 565 students
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
Grades: 9-12
| 209 students
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