Serving 3,343 students in grades 9-12, Rancho Cucamonga High School ranks in the top 30% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 38% (which is higher than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 74% (which is higher than the California state average of 47%).
The student:teacher ratio of 26:1 is higher than the California state level of 21:1.
Minority enrollment is 79% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 3,343 students
- Student:Teacher Ratio: 26:1
- Minority Enrollment: 79%
- Graduation Rate: 97% (Top 10% in CA)
- Overall Testing Rank: Top 30%
- Math Proficiency: 38% (Top 50%)
- Reading Proficiency: 74% (Top 10%)
- Science Proficiency: 35% (Top 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Rancho Cucamonga High School ranks among the top 20% of public schools in California for:
Category
Attribute
Reading/Language Arts Proficiency
Graduation Rate
Diversity
School Overview
Rancho Cucamonga High School's student population of 3,343 students has stayed relatively flat over five school years.
The teacher population of 128 teachers has declined by 7% over five school years.
Grades Offered
Grades 9-12
Total Students
3,343 students
Gender %
Total Classroom Teachers
128 teachers
Students by Grade
School Rankings
Rancho Cucamonga High School ranks within the top 30% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Rancho Cucamonga High School is 0.73, which is more 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
#1930 out of 9602 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
38%
33%
Reading/Language Arts Test Scores (% Proficient)
74%
47%
Science Test Scores (% Proficient)
35%
29%
Student : Teacher Ratio
26:1
21:1
American Indian
n/a
1%
Asian
16%
12%
Hispanic
43%
56%
Black
13%
5%
White
21%
20%
Hawaiian
1%
n/a
Two or more races
6%
6%
All Ethnic Groups
Graduation Rate
97%
87%
Eligible for Free Lunch
33%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Rancho Cucamonga High School's ranking?
Rancho Cucamonga High School is ranked #1930 out of 9,602 schools, which ranks it among the top 30% of public schools in California.
What schools are Rancho Cucamonga High School often compared to?
Rancho Cucamonga High Schoolis often viewed alongside schools like Los Osos High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
38% of students have achieved math proficiency (compared to the 33% CA state average), while 74% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Rancho Cucamonga High School?
The graduation rate of Rancho Cucamonga High School is 97%, which is higher than the California state average of 87%.
How many students attend Rancho Cucamonga High School?
3,343 students attend Rancho Cucamonga High School.
What is the racial composition of the student body?
43% of Rancho Cucamonga High School students are Hispanic, 21% of students are White, 16% of students are Asian, 13% of students are Black, 6% of students are Two or more races, and 1% of students are Hawaiian.
What is the student:teacher ratio of Rancho Cucamonga High School?
Rancho Cucamonga High School has a student ration of 26:1, which is higher than the California state average of 21:1.
What grades does Rancho Cucamonga High School offer ?
Rancho Cucamonga High School offers enrollment in grades 9-12
What school district is Rancho Cucamonga High School part of?
Rancho Cucamonga High School is part of Chaffey Joint Union High School District.
School Calendar
View the Rancho Cucamonga High School yearly calendar below.
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