Serving 2,534 students in grades 9-12, Diamond Bar High School ranks in the top 5% of all schools in California for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 77% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 79% (which is higher than the California state average of 49%).
The student:teacher ratio of 26:1 is higher than the California state level of 21:1.
Minority enrollment is 93% of the student body (majority Asian), which is higher than the California state average of 79% (majority Hispanic and Asian).
Quick Stats (2024)
- Grades: 9-12
- Enrollment: 2,534 students
- Student:Teacher Ratio: 26:1
- Minority Enrollment: 93%
- Graduation Rate: 98% (Top 5% in CA)
- Overall Testing Rank: Top 5%
- Math Proficiency: 77% (Top 5%)
- Reading Proficiency: 79% (Top 10%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Diamond Bar High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Diamond Bar High School's student population of 2,534 students has declined by 6% over five school years.
The teacher population of 98 teachers has declined by 9% over five school years.
Grades Offered
Grades 9-12
Total Students
2,534 students
Gender %
Total Classroom Teachers
98 teachers
Students by Grade
School Rankings
Diamond Bar High School ranks within the top 5% of all 3,649 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Diamond Bar High School is 0.51, 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
#155 out of 3649 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
77%
34%
Reading/Language Arts Test Scores (% Proficient)
79%
49%
Student : Teacher Ratio
26:1
21:1
American Indian
n/a
1%
Asian
67%
12%
Hispanic
19%
56%
Black
2%
5%
White
7%
21%
Hawaiian
1%
n/a
Two or more races
4%
5%
All Ethnic Groups
Graduation Rate
98%
84%
Eligible for Free Lunch
22%
51%
Eligible for Reduced Lunch
1%
7%
School Statewide Testing
School District Name
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Diamond Bar High School's ranking?
Diamond Bar High School is ranked #155 out of 3,649 schools, which ranks it among the top 5% of public schools in California.
What schools are Diamond Bar High School often compared to?
Diamond Bar High Schoolis often viewed alongside schools like Walnut High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
77% of students have achieved math proficiency (compared to the 34% CA state average), while 79% of students have achieved reading proficiency (compared to the 49% CA state average).
What is the graduation rate of Diamond Bar High School?
The graduation rate of Diamond Bar High School is 98%, which is higher than the California state average of 84%.
How many students attend Diamond Bar High School?
2,534 students attend Diamond Bar High School.
What is the racial composition of the student body?
67% of Diamond Bar High School students are Asian, 19% of students are Hispanic, 7% of students are White, 4% of students are Two or more races, 2% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Diamond Bar High School?
Diamond Bar High School has a student ration of 26:1, which is higher than the California state average of 21:1.
What grades does Diamond Bar High School offer ?
Diamond Bar High School offers enrollment in grades 9-12
What school district is Diamond Bar High School part of?
Diamond Bar High School is part of Walnut Valley Unified School District.
School Reviews
5 6/30/2018
Performing arts program is amazing. Orchestra is #1 in nation.
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