Rialto High School is a public high school located in San Bernardino, California, with a Rialto postal address. that opened in September 1992.
Serving 2,747 students in grades 9-12, Rialto High 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 16% (which is lower than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 37% (which is lower than the California state average of 47%).
The student:teacher ratio of 24:1 is higher 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: 9-12
- Enrollment: 2,747 students
- Student:Teacher Ratio: 24:1
- Minority Enrollment: 98%
- Graduation Rate: 97% (Top 10% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 16% (Btm 50%)
- Reading Proficiency: 37% (Btm 50%)
- Science Proficiency: 14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Rialto High School ranks among the top 20% of public schools in California for:
Category
Attribute
Graduation Rate
School Overview
Rialto High School's student population of 2,747 students has stayed relatively flat over five school years.
The teacher population of 116 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
2,747 students
Gender %
Total Classroom Teachers
116 teachers
Year Founded
1992
Colors
White, Blue, Silver
School Calendar
School Rankings
Rialto High School ranks within the bottom 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Rialto High School is 0.17, 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
#6479 out of 9602 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
16%
33%
Reading/Language Arts Test Scores (% Proficient)
37%
47%
Science Test Scores (% Proficient)
14%
29%
Student : Teacher Ratio
24:1
21:1
American Indian
n/a
1%
Asian
2%
12%
Hispanic
91%
56%
Black
5%
5%
White
2%
20%
Hawaiian
n/a
n/a
Two or more races
n/a
6%
All Ethnic Groups
Graduation Rate
97%
87%
Eligible for Free Lunch
74%
54%
Eligible for Reduced Lunch
14%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Knight
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Rialto High School's ranking?
Rialto High School is ranked #6479 out of 9,602 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Rialto High School often compared to?
Rialto High Schoolis often viewed alongside schools like Eisenhower High School, Colton High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
16% of students have achieved math proficiency (compared to the 33% CA state average), while 37% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Rialto High School?
The graduation rate of Rialto High School is 97%, which is higher than the California state average of 87%.
How many students attend Rialto High School?
2,747 students attend Rialto High School.
What is the racial composition of the student body?
91% of Rialto High School students are Hispanic, 5% of students are Black, 2% of students are Asian, and 2% of students are White.
What is the student:teacher ratio of Rialto High School?
Rialto High School has a student ration of 24:1, which is higher than the California state average of 21:1.
What grades does Rialto High School offer ?
Rialto High School offers enrollment in grades 9-12
What school district is Rialto High School part of?
Rialto High School is part of Rialto Unified School District.
In what neighborhood is Rialto High School located?
Rialto High School is located in the Rancho West neighborhood of Rialto, CA. There are 1 other public schools located in Rancho West.
School Reviews
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