Castro Valley High
Castro Valley, CA · High School · Grades 9-12
Performance Overview
About This School
Castro Valley High is a high school located in Castro Valley, California. The school serves 2,799 students in grades 9-12.
With a DataScore of 64/100 (C), Castro Valley High performs at the state average for California. Notably, the school is on an upward trend, showing meaningful improvement over the past three years.
35% of students qualify for free or reduced-price lunch, which is factored into the resource access component of the DataScore.
Frequently Asked Questions
Castro Valley 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.
Castro Valley High has 2,799 students enrolled in grades 9-12. The student-to-teacher ratio is 23.5:1.
Yes, Castro Valley High is on an upward trend with a 3-year growth score of +21, 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.
Castro Valley High is part of the Castro Valley Unified in Castro Valley, 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.