Diamond Bar High
Diamond Bar, CA · High School · Grades 9-12
Performance Overview
About This School
Diamond Bar High is a high school located in Diamond Bar, California. The school serves 2,557 students in grades 9-12.
With a DataScore of 64/100 (C), Diamond Bar High performs at the state average for California. Notably, the school is on an upward trend, showing meaningful improvement over the past three years.
23% of students qualify for free or reduced-price lunch, which is factored into the resource access component of the DataScore.
Frequently Asked Questions
Diamond Bar High has a DataScore of 64/100 (Grade C), based on academic proficiency (35%), growth trend (30%), graduation rate (20%), and resource access (15%). This measures actual student outcomes, not school inputs.
Diamond Bar High has 2,557 students enrolled in grades 9-12. The student-to-teacher ratio is 26.6:1.
Yes, Diamond Bar High is on an upward trend with a 3-year growth score of +26, showing meaningful academic improvement.
The DataScore (0-100, A-F) grades every US public school based on academic outcomes: proficiency rates (35%), 3-year growth trend (30%), graduation rate for high schools (20%), and resource access (15%). Unlike other ratings, it focuses on what students actually achieve.
Diamond Bar High is part of the Walnut Valley Unified in Diamond Bar, California. You can view all schools in this district and compare their performance on the district page.
DataScore is calculated from NCES proficiency rates, 3-year growth trends, graduation rates (high schools), and resource access indicators.