Contact & Location
Enrollment & Schools
50
Total Schools
27,932
Total Enrollment
PK-UG
Grade Range
School Breakdown
1
Preschools
25
Elementary
Schools
7
Middle
Schools
8
High
Schools
Rating Distribution
2047%
1535%
819%
School Types
By Type
Public
49Charter
1Private
0By Level
Elementary
25Middle
7High
8Reviews (Aggregated)
3.3
Average Rating
346
Total Reviews
Demographics (Aggregated)
Ethnicity Breakdown
Hispanic / Latino
61%
White
25%
Black / African American
7%
Asian
3%
Two or More Races
3%
Gender Distribution
51%Male
49%Female
Free / Reduced Lunch
37%Students Eligible
vs. State Average
54%
Academic Performance (Aggregated)
Average Ratings
4.9
Overall4.5
Test Scores—
Equity5.9
College ReadinessAverage ACT Score
19.8
(out of 36)
Average SAT Score
1067
(out of 1600)
Average Graduation Rate
92%
Students
AP / IB / Dual Enrollment
16%
Students
School Performance Summary
Below Average
47% (20)
Average
35% (15)
Above Average
19% (8)
Colton Joint Unified School District is committed to excellence, equity, and preparing every student for a successful future.
Schools in Colton Joint Unified School District
50 schoolsPreschools
(1)Elementary Schools
(25)2
Abraham Lincoln Elementary School
Elementarypublic•587 students
4
Alice Birney Elementary School
Elementarypublic•681 students
4
Cooley Ranch Elementary School
Elementarypublic•530 students
5
Crestmore Elementary School
Elementarypublic•586 students
6
Geo G Dodge Elementary School
Elementarypublic•857 students
6
Gerald A. Smith Elementary School
Elementarypublic•565 students
3
Grand Terrace Elementary School
Elementarypublic•654 students
4
Jurupa Vista Elementary School
Elementarypublic•388 students
8
Leonard Intermediate School
Elementarypublic•115 students
4
Mary B. Lewis Elementary School
Elementarypublic•548 students
5
Michael D'arcy Elementary School
Elementarypublic•336 students
North Pennfield Elementary
Elementarypublic•270 students
3
Paul Rogers Elementary School
Elementarypublic•602 students
6
Pennfield Dunlap Elementary
Elementarypublic•401 students
Pennfield Purdy School
Elementarypublic•197 students
4
Reche Canyon Elementary School
Elementarypublic•547 students
5
Ruth Grimes Elementary School
Elementarypublic•606 students
9
Samuel Bissell Elementary School
Elementarypublic•581 students
6
Southold Elementary School
Elementarypublic•305 students
5
Sycamore Hills Elementary School
Elementarypublic•565 students
6
Terrace View Elementary School
Elementarypublic•625 students
6
Ulysses Grant Elementary School
Elementarypublic•589 students
4
Walter Zimmerman Elementary School
Elementarypublic•512 students
4
William Mckinley Elementary School
Elementarypublic•495 students
3
Woodrow Wilson Elementary School
Elementarypublic•465 students
Middle Schools
(7)2
Colton Middle School
Middlepublic•870 students
2
Joe Baca Middle School
Middlepublic•705 students
8
Leonard Junior High School
Middlepublic•200 students
3
Pennfield Middle School
Middlepublic•412 students
6
R B Chamberlin Middle School
Middlepublic•565 students
2
Ruth O. Harris Middle School
Middlepublic•562 students
2
Terrace Hills Middle School
Middlepublic•852 students
High Schools
(8)4
Bloomington High School
Highpublic•1,794 students
4
Colton High School
Highpublic•1,729 students
5
Grand Terrace High School
Highpublic•1,647 students
9
Lake Forest High School
Highpublic•1,348 students
6
Leonard High School
Highpublic•255 students
6
Pennfield Senior High School
Highpublic•750 students
1
Slover Mountain High (Continuation) School
Highpublic•231 students
8
Twinsburg High School
Highpublic•1,106 students
Other Schools
(9)————
Colton Joint Unified School District Adult Education
Schoolpublic
7
Leonard Elementary School
Schoolpublic•244 students
San Salvador Preschool
Schoolpublic
5
Southold Junior Senior High School
Schoolpublic•334 students
8
Twin Cities German Immersion Charter School
Schoolcharter•615 students
Twinsburg Online Learning Academy
Schoolpublic•56 students
3
Washington High School
Schoolpublic•126 students
Wilcox Elementary School
Schoolpublic•669 students
7
Woodbury Heights Elementary School
Schoolpublic•255 students
Reported Incidents
Report an IncidentCommunity-reported and third-party-sourced concerns. All incidents are allegations, not established facts.
No incidents have been reported for Colton Joint Unified School District.
Data aggregated from 50 schools in Colton Joint Unified School District.
Source: GreatSchools, U.S. Department of Education, and school surveys.
Last updated: May 1, 2026Source: GreatSchools, U.S. Department of Education, and school surveys.