Mt. Diablo High School

Grades: 9-12
Students: 1397
Type: Public
GreatSchools Rating
Student-Teacher Ratio: 22:1
Student-Counselor Ratio: 524:1
Certified Teachers: 99%
Community Reviews
7 Reviews
Additional GreatSchools Ratings
4/10
Test Scores
4/10
Equity
NA
Academic Progress
2/10
College Readiness
NA
Student Growth

Community Reviews

Great Schools
Read what parents are saying about Mt. Diablo High School
This is one of the Bay Area’s best kept secrets. It’s reputation used to be bad but it’s not that way anymore. The Administration is great, the teachers are great and you can see it in the attitudes of the kids.
Posted by a community member on 8/4/2026
I love this school, just came there and Im an freshman. Rgeardless people are going to say this is a bad school. IT IS NOT. They are very welcoming and nice. They have JROCT, cooking, Public speaking or Debate team/class and more. MUptiple luages classes like French, Spanish and Mandorian chinnise.
[...]
Posted by a student on 2/23/2022
This school has potential and could be better than what it is. The school is in Concord but serves the kids of Bay Point which is a far more ethnically diverse area than Concord. As a result of “white flight” , nearly 80% of the students who reside in concord and are supposed to feed into Mt. Diablo
[...]
Posted by a community member on 10/8/2021
Really Great school. They have medicine academy, engineering academy, architecture academy, design academy and chef academy. All the students go to the college or university or army.
Posted by a parent on 7/9/2021
This school is horrible. I would not recommend sending your child here. There are gangs, drug problems, and other things that are just horrible. The school is so easy, and has no challenge at all. I doubt any colleges would want you if you have a diploma from here.
Posted by a community member on 9/19/2014

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Concord schools - Mt. Diablo High School is located at 2450 Grant Street, Concord CA 94520. Mt. Diablo High School is in the Mt. Diablo Unified School District. Mt. Diablo High School is a Public school that serves grade levels 9-12.

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