Serving 2,842 students in grades 9-12, Castro Valley High School ranks in the top 10% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 58% (which is higher than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 78% (which is higher 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 77% of the student body (majority Asian), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
Grades: 9-12
Enrollment: 2,842 students
Student:Teacher Ratio: 24:1
Minority Enrollment: 77%
Graduation Rate
: 97% (Top 10% in CA)
Overall Testing Rank
: Top 10%
Math Proficiency
: 58% (Top 20%)
Reading Proficiency
: 78% (Top 10%)
Science Proficiency
: 48% (Top 20%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Castro Valley High School ranks within the top 10% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Castro Valley High School is 0.75, 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.
Castro Valley High School is ranked #903 out of 9,602 schools, which ranks it among the top 10% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
58% of students have achieved math proficiency (compared to the 33% CA state average), while 78% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Castro Valley High School?
The graduation rate of Castro Valley High School is 97%, which is higher than the California state average of 87%.
How many students attend Castro Valley High School?
2,842 students attend Castro Valley High School.
What is the racial composition of the student body?
35% of Castro Valley High School students are Asian, 25% of students are Hispanic, 23% of students are White, 12% of students are Two or more races, and 5% of students are Black.
What is the student:teacher ratio of Castro Valley High School?
Castro Valley High School has a student ration of 24:1, which is higher than the California state average of 21:1.
What grades does Castro Valley High School offer ?
Castro Valley High School offers enrollment in grades 9-12
What school district is Castro Valley High School part of?
School is constantly asking for handouts. Its state funded... why are we asked persistently to donate to everything? It sounds like some of our budget surplus could go towards SCHOOLS.
- Posted by Parent - Bombcat
210/6/2012
This school has a bullying problem and esculates when you tell staff about it. So many students suffer in misery as there lives are made miserable. These girl students are very vicious and threaten other students to join in with their viciousness.
- Posted by Parent - Bubbl
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Quick Stats (2025)
Grades: 9-12
Enrollment: 2,842 students
Student:Teacher Ratio: 24:1
Minority Enrollment: 77%
Graduation Rate
: 97% (Top 10%)
Overall Testing Rank
: Top 10%
Math Proficiency
: 58% (Top 20%)
Reading Proficiency
: 78% (Top 10%)
Science Proficiency
: 48% (Top 20%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education
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