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 2026-27 school year, there are 5 public middle schools serving 3,115 students in Colton Joint Unified School District. This district's average middle testing ranking is 1/10, which is in the bottom 50% of public middle schools in California.
Public Middle Schools in Colton Joint Unified School District have an average math proficiency score of 11% (versus the California public middle school average of 32%), and reading proficiency score of 21% (versus the 46% statewide average).
Minority enrollment is 96% of the student body (majority Hispanic), which is more than the California public middle school average of 78% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
28 Schools
3,459 Schools
# Students
18,397 Students
1,857,843 Students
# Teachers
878 Teachers
88,071 Teachers
Student-Teacher Ratio
21:1
21:1
Student By Grade
District Rank
Colton Joint Unified School District, which is ranked #1503 of all 1,903 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.
Overall District Rank
#1472 out of 1932 school districts
(Bottom 50%)
(Bottom 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
19%
34%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
31%
47%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
14%
29%
Graduation Rate
86%
86.2%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(2022-23)36.2%
27.7%
Students by Ethnicity:
Diversity Score
0.22
0.64
Showing 2014–2023. Full 36-year historical data available below ↓
% American Indian
n/a
1%
Showing 1995–2007. Full 20-year historical data available below ↓
% Asian
2%
11%
Showing 2014–2023. Full 36-year historical data available below ↓
% Hispanic
88%
55%
Showing 2014–2023. Full 36-year historical data available below ↓
% Black
5%
5%
Showing 2014–2023. Full 36-year historical data available below ↓
% White
4%
22%
Showing 2014–2023. Full 36-year historical data available below ↓
% Hawaiian
n/a
n/a
% Two or more races
1%
6%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $25,934 in this school district is less than the state median of $26,022. The school district revenue/student has grown by 33% over four school years.
The school district's spending/student of $21,258 is less than the state median of $22,604. The school district spending/student has grown by 20% over four school years.
Total Revenue
$477 MM
$150,628 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Spending
$391 MM
$130,845 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Revenue / Student
$25,934
$26,022
Showing 2014–2023. Full 34-year historical data available below ↓
Spending / Student
$21,258
$22,604
Showing 2014–2023. Full 34-year historical data available below ↓
Best Colton Joint Unified School District Public Middle Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Terrace Hills Middle School
(Math: 14% | Reading: 20%)
Rank:
Rank:
2/
Bottom 50%10
22579 Deberry St.
Grand Terrace, CA 92313
(909) 580-5022
Grand Terrace, CA 92313
(909) 580-5022
Gr: 7-8 | 852 students Student-teacher ratio: 22:1 Minority enrollment: 92%
Rank: #22.
Joe Baca
(Math: 13% | Reading: 21%)
Rank:
Rank:
2/
Bottom 50%10
1640 South Lilac Ave.
Bloomington, CA 92316
(909) 580-5014
Bloomington, CA 92316
(909) 580-5014
Gr: 7-8 | 705 students Student-teacher ratio: 18:1 Minority enrollment: 97%
Rank: #33.
Colton Middle School
(Math: 9% | Reading: 23%)
Rank:
Rank:
1/
Bottom 50%10
670 West Laurel St.
Colton, CA 92324
(909) 580-5009
Colton, CA 92324
(909) 580-5009
Gr: 7-8 | 870 students Student-teacher ratio: 22:1 Minority enrollment: 98%
Rank: #44.
Washington High School
Alternative School
(Math: 6-9% | Reading: ≤20%)
Rank:
Rank:
1/
Bottom 50%10
900 East C St.
Colton, CA 92324
(909) 580-5011
Colton, CA 92324
(909) 580-5011
Gr: K-12 | 126 students Student-teacher ratio: 7:1 Minority enrollment: 92%
Rank: #55.
Ruth O. Harris Middle School
(Math: 7% | Reading: 19%)
Rank:
Rank:
1/
Bottom 50%10
11150 Alder Ave.
Bloomington, CA 92316
(909) 580-5020
Bloomington, CA 92316
(909) 580-5020
Gr: 7-8 | 562 students Student-teacher ratio: 20:1 Minority enrollment: 98%
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