Serving 595 students in grades 7-8, Ruth O. Harris Middle School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 7% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 19% (which is lower than the California state average of 47%).
The student:teacher ratio of 20:1 is lower than the California state level of 21:1.
Minority enrollment is 98% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 7-8
- Enrollment: 595 students
- Student:Teacher Ratio: 20:1
- Minority Enrollment: 98%
- Overall Testing Rank: Bottom 50% in CA
- Math Proficiency: 7% (Btm 50%)
- Reading Proficiency: 19% (Btm 50%)
- Science Proficiency: 8% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Ruth O. Harris Middle School ranks among the top 20% of public schools in California for:
Category
Attribute
Student Attention
School Overview
Ruth O. Harris Middle School's student population of 595 students has declined by 20% over five school years.
The teacher population of 30 teachers has declined by 16% over five school years.
Grades Offered
Grades 7-8
Total Students
595 students
Gender %
Total Classroom Teachers
30 teachers
School Rankings
Ruth O. Harris Middle School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Ruth O. Harris Middle School is 0.24, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#9131 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
7%
34%
Reading/Language Arts Test Scores (% Proficient)
19%
47%
Science Test Scores (% Proficient)
8%
29%
Student : Teacher Ratio
20:1
21:1
American Indian
1%
1%
Asian
3%
12%
Hispanic
87%
56%
Black
6%
5%
White
2%
20%
Hawaiian
n/a
n/a
Two or more races
1%
6%
All Ethnic Groups
Eligible for Free Lunch
67%
54%
Eligible for Reduced Lunch
17%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Ruth O. Harris Middle School's ranking?
Ruth O. Harris Middle School is ranked #9131 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
7% of students have achieved math proficiency (compared to the 34% CA state average), while 19% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Ruth O. Harris Middle School?
595 students attend Ruth O. Harris Middle School.
What is the racial composition of the student body?
87% of Ruth O. Harris Middle School students are Hispanic, 6% of students are Black, 3% of students are Asian, 2% of students are White, 1% of students are American Indian, and 1% of students are Two or more races.
What is the student:teacher ratio of Ruth O. Harris Middle School?
Ruth O. Harris Middle School has a student ration of 20:1, which is lower than the California state average of 21:1.
What grades does Ruth O. Harris Middle School offer ?
Ruth O. Harris Middle School offers enrollment in grades 7-8
What school district is Ruth O. Harris Middle School part of?
Ruth O. Harris Middle School is part of Colton Joint Unified School District.
School Reviews
Review Ruth O. Harris Middle School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles

Understanding Self-Contained Classrooms in Public Schools
Learn about the history of public schools incorporating self-contained classrooms, and whether they are right for your child.

Can Naviance Succeed Improve College and Career Readiness?
Learn about a new student assessment system, Naviance Succeed, which provides tools and support to increase student college and career readiness. A number of school districts are using the tool this year in hopes of improving student performance through more accurate assessment process than are currently available.

Do You Need After School Day Care? Public Schools May Be the Solution
Learn about how your child's public school may be the best source of after school and vacation day care.