Clayton Valley Charter High School is a comprehensive charter high school located in Concord, California, United States, just under two miles from Clayton. Most of the school's students live in Clayton and various parts of Contra Costa County.
Serving 2,390 students in grades 9-12, Clayton Valley Charter 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 40% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 70% (which is higher than the California state average of 47%).
The student:teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 71% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 2,390 students
- Student:Teacher Ratio: 25:1
- Minority Enrollment: 71%
- Graduation Rate: 97% (Top 5% in CA)
- Overall Testing Rank: Top 30%
- Math Proficiency: 40% (Top 50%)
- Reading Proficiency: 70% (Top 20%)
- Science Proficiency: 40% (Top 30%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Clayton Valley Charter High School ranks among the top 20% of public schools in California for:
Category
Attribute
Reading/Language Arts Proficiency
Graduation Rate
Diversity
School Overview
Clayton Valley Charter High School's student population of 2,390 students has grown by 8% over five school years.
The teacher population of 97 teachers has grown by 21% over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
2,390 students
Gender %
Total Classroom Teachers
97 teachers
Year Founded
1958
School Rankings
Clayton Valley Charter High School ranks within the top 30% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Clayton Valley Charter High School is 0.77, 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
#2100 out of 9523 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
40%
34%
Reading/Language Arts Test Scores (% Proficient)
70%
47%
Science Test Scores (% Proficient)
40%
29%
Student : Teacher Ratio
25:1
21:1
American Indian
n/a
1%
Asian
15%
12%
Hispanic
28%
56%
Black
4%
5%
White
29%
20%
Hawaiian
1%
n/a
Two or more races
23%
6%
All Ethnic Groups
Graduation Rate
97%
87%
Eligible for Free Lunch
23%
54%
Eligible for Reduced Lunch
3%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Ugly Eagles
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Clayton Valley Charter High School's ranking?
Clayton Valley Charter High School is ranked #2100 out of 9,523 schools, which ranks it among the top 30% of public schools in California.
What schools are Clayton Valley Charter High School often compared to?
Clayton Valley Charter High Schoolis often viewed alongside schools like Northgate High School, Concord High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
40% of students have achieved math proficiency (compared to the 34% CA state average), while 70% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Clayton Valley Charter High School?
The graduation rate of Clayton Valley Charter High School is 97%, which is higher than the California state average of 87%.
How many students attend Clayton Valley Charter High School?
2,390 students attend Clayton Valley Charter High School.
What is the racial composition of the student body?
29% of Clayton Valley Charter High School students are White, 28% of students are Hispanic, 23% of students are Two or more races, 15% of students are Asian, 4% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Clayton Valley Charter High School?
Clayton Valley Charter High School has a student ration of 25:1, which is higher than the California state average of 21:1.
What grades does Clayton Valley Charter High School offer ?
Clayton Valley Charter High School offers enrollment in grades 9-12
What school district is Clayton Valley Charter High School part of?
Clayton Valley Charter High School is part of Clayton Valley Charter High School District.
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