Concord High School is a 9–12 comprehensive public high school in Concord, California, United States. It is one of the six high schools in the Mount Diablo Unified School District.
Serving 1,118 students in grades 9-12, Concord High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 11% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 45-49% (which is approximately equal to the California state average of 47%).
The student:teacher ratio of 18:1 is lower than the California state level of 21:1.
Minority enrollment is 79% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,118 students
- Student:Teacher Ratio: 18:1
- Minority Enrollment: 79%
- Graduation Rate: 92% (Top 30% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 11% (Btm 50%)
- Reading Proficiency: 45-49% (Top 50%)
- Science Proficiency: 13% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Concord High School's student population of 1,118 students has declined by 19% over five school years.
The teacher population of 61 teachers has declined by 12% over five school years.
Grades Offered
Grades 9-12
Total Students
1,118 students
Gender %
Total Classroom Teachers
61 teachers
Year Founded
1966
First Day of School
Mon. Sep 1, 2025
Last Day of School
Wed. Jun 3, 2026
School Motto
We are a community that strives to inspire independent critical thinkers who are academically, emotionally, socially, and physically prepared to become contributing members of a global society.
School Rankings
Concord High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Concord High School is 0.63, which is equal to the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#6388 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
11%
34%
Reading/Language Arts Test Scores (% Proficient)
45-49%
47%
Science Test Scores (% Proficient)
13%
29%
Student : Teacher Ratio
18:1
21:1
American Indian
n/a
1%
Asian
9%
12%
Hispanic
56%
56%
Black
4%
5%
White
21%
20%
Hawaiian
1%
n/a
Two or more races
9%
6%
All Ethnic Groups
Graduation Rate
92%
87%
Eligible for Free Lunch
40%
54%
Eligible for Reduced Lunch
2%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Bears
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Concord High School's ranking?
Concord High School is ranked #6388 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Concord High School often compared to?
Concord High Schoolis often viewed alongside schools like Mt. Diablo High School, Clayton Valley Charter High School, College Park High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
11% of students have achieved math proficiency (compared to the 34% CA state average), while 45-49% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Concord High School?
The graduation rate of Concord High School is 92%, which is higher than the California state average of 87%.
How many students attend Concord High School?
1,118 students attend Concord High School.
What is the racial composition of the student body?
56% of Concord High School students are Hispanic, 21% of students are White, 9% of students are Asian, 9% of students are Two or more races, 4% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Concord High School?
Concord High School has a student ration of 18:1, which is lower than the California state average of 21:1.
What grades does Concord High School offer ?
Concord High School offers enrollment in grades 9-12
What school district is Concord High School part of?
Concord High School is part of MT. Diablo Unified School District.
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