Colton Joint Unified School District

1212 Valencia Dr.
Colton, CA 92324-1798
(District boundaries shown in map)
3/
10
Bottom 50%

Top Rankings

Colton Joint Unified School District ranks among the top 20% of public school district in California for:

Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 5 public high schools serving 5,796 students in Colton Joint Unified School District. This district's average high testing ranking is 3/10, which is in the bottom 50% of public high schools in California.
Public High Schools in Colton Joint Unified School District have an average math proficiency score of 13% (versus the California public high school average of 28%), and reading proficiency score of 35% (versus the 51% statewide average).
Public High School in Colton Joint Unified School District have a Graduation Rate of 86%, which is equal to the California average of 86%.
Minority enrollment is 96% of the student body (majority Hispanic), which is more than the California public high school average of 79% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
28 Schools
2,817 Schools
# Students
18,896 Students
2,139,525 Students
# Teachers
892 Teachers
100,737 Teachers
Student-Teacher Ratio
21:1
21:1

Student By Grade

District Rank

Colton Joint Unified School District, which is ranked #1505 of all 1,910 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 86% has stayed relatively flat over five school years.
This School District
State Average (CA)
#1472 out of 1932 school districts
(Bottom 50%)
19%
34%
31%
47%
14%
29%
86%
87%

Students by Ethnicity:

0.22
0.63
% American Indian
n/a
1%
% Asian
2%
11%
% Hispanic
88%
56%
% Black
5%
5%
% White
4%
22%
% Hawaiian
n/a
n/a
% Two or more races
1%
5%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $19,083 in this school district is less than the state median of $19,974. The school district revenue/student has grown by 8% over four school years.
The school district's spending/student of $17,021 is less than the state median of $18,396. The school district spending/student has grown by 8% over four school years.
This School District
This State (CA)
Total Revenue
$361 MM
$116,387 MM
Spending
$322 MM
$107,188 MM
Revenue / Student
$19,083
$19,974
Spending / Student
$17,021
$18,396

Best Colton Joint Unified School District Public High Schools (2025)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Colton High School
(Math: 15% | Reading: 41%)
Rank:
4/
10
Bottom 50%
777 West Valley Blvd.
Colton, CA 92324
(909) 580-5005
Gr: 9-12 | 1,768 student Student-teacher ratio: 19:1 Minority enrollment: 98%
Rank: #22.
Grand Terrace High Sch At The Ray Abril Jr. Edal Complex
(Math: 15% | Reading: 37%)
Rank:
3/
10
Bottom 50%
21810 Main St.
Grand Terrace, CA 92313
(909) 580-5006
Gr: 9-12 | 1,747 student Student-teacher ratio: 22:1 Minority enrollment: 91%
Rank: #33.
Bloomington High School
(Math: 12% | Reading: 37%)
Rank:
3/
10
Bottom 50%
10750 Laurel Ave.
Bloomington, CA 92316
(909) 580-5004
Gr: 9-12 | 1,864 student Student-teacher ratio: 20:1 Minority enrollment: 98%
Rank: #44.
Washington High School
Alternative School
(Math: 6-9% | Reading: ≤20%)
Rank:
1/
10
Bottom 50%
900 East C St.
Colton, CA 92324
(909) 580-5011
Gr: K-12 | 174 students Student-teacher ratio: 6:1 Minority enrollment: 94%
Rank: #55.
Slover Mountain High (Continuation School)
Alternative School
(Math: ≤5% | Reading: 6-9%)
Rank:
1/
10
Bottom 50%
18829 Orange St.
Bloomington, CA 92316
(909) 580-5013
Gr: 9-12 | 243 students Student-teacher ratio: 14:1 Minority enrollment: 98%

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Quick Facts (2025)

  • District size: 28 schools
  • Grades: KG-12
  • Enrollment: 18,896 students
  • Student-Teacher Ratio: 21:1
  • Minority Enrollment: 96%
  • : 86% (Top 50% in CA)
  • : Bottom 50%
  • : 19% (Btm 50%)
  • : 31% (Btm 50%)
  • : 14% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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