Top Rankings
MT. Diablo Unified School District ranks among the top 20% of public school district in California for:
Category
Attribute
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 11 public high schools serving 7,803 students in MT. Diablo Unified School District. This district's average high testing ranking is 8/10, which is in the top 30% of public high schools in California.
Public High Schools in MT. Diablo Unified School District have an average math proficiency score of 30% (versus the California public high school average of 28%), and reading proficiency score of 53% (versus the 51% statewide average).
Public High School in MT. Diablo Unified School District have a Graduation Rate of 89%, which is more than the California average of 87%.
The school with highest graduation rate is Northgate High School, with ≥99% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 75% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
52 Schools
2,817 Schools
# Students
29,070 Students
2,139,525 Students
# Teachers
1,220 Teachers
100,737 Teachers
Student : Teacher Ratio
24:1
24:1
Student By Grade
District Rank
MT. Diablo Unified School District, which is ranked #743 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 88% has increased from 84% over five school years.
Overall District Rank
#737 out of 1941 school districts
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
35%
33%
Reading/Language Arts Test Scores (% Proficient)
46%
47%
Science Test Scores (% Proficient)
31%
29%
Graduation Rate
88%
87%
Students by Ethnicity:
Diversity Score
0.71
0.63
% American Indian
n/a
1%
% Asian
13%
11%
% Hispanic
43%
56%
% Black
3%
5%
% White
28%
22%
% Hawaiian
1%
n/a
% Two or more races
12%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $16,559 in this school district is less than the state median of $19,974. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $13,959 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$481 MM
$116,387 MM
Spending
$406 MM
$107,188 MM
Revenue / Student
$16,559
$19,974
Spending / Student
$13,959
$18,396
Best MT. Diablo Unified School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Northgate High School
(Math: 59% | Reading: 86%)
Rank:
Rank:
10/
Top 10%10
425 Castle Rock Rd.
Walnut Creek, CA 94598
(925) 938-0900
Walnut Creek, CA 94598
(925) 938-0900
Grades: 9-12
| 1,535 students
Rank: #22.
College Park High School
(Math: 45% | Reading: 63%)
Rank:
Rank:
8/
Top 30%10
201 Viking Dr.
Pleasant Hill, CA 94523
(925) 682-7670
Pleasant Hill, CA 94523
(925) 682-7670
Grades: 9-12
| 1,997 students
Rank: #33.
Diablo Community Day
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
1026 Mohr Ln.
Concord, CA 94519
(925) 676-6862
Concord, CA 94519
(925) 676-6862
Grades: 7-12
| n/a students
Rank: #44.
Horizons School Independent Study
Alternative School
(Math: 35-39% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
1 Santa Barbara Rd.
Pleasant Hill, CA 94523
(925) 682-8000
Pleasant Hill, CA 94523
(925) 682-8000
Grades: K-12
| 216 students
Rank: #55.
Crossroads High School
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
7/
Top 50%10
2701 Willow Pass Rd.
Concord, CA 94519
(925) 689-6852
Concord, CA 94519
(925) 689-6852
Grades: 7-12
| 18 students
Rank: #66.
Concord High School
(Math: 15% | Reading: 45-49%)
Rank:
Rank:
4/
Bottom 50%10
4200 Concord Blvd.
Concord, CA 94521
(925) 687-2030
Concord, CA 94521
(925) 687-2030
Grades: 9-12
| 1,118 students
Rank: #77.
Ygnacio Valley High School
(Math: 11% | Reading: 47%)
Rank:
Rank:
4/
Bottom 50%10
755 Oak Grove Rd.
Concord, CA 94518
(925) 685-8414
Concord, CA 94518
(925) 685-8414
Grades: 9-12
| 1,111 students
Rank: #88.
Prospect High (Continuation School)
Alternative School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
2/
Bottom 50%10
One Santa Barbara Rd.
Pleasant Hill, CA 94523
(925) 682-8000
Pleasant Hill, CA 94523
(925) 682-8000
Grades: 9-12
| 75 students
Rank: #99.
Mt. Diablo High School
(Math: 9% | Reading: 27%)
Rank:
Rank:
2/
Bottom 50%10
2450 Grant St.
Concord, CA 94520
(925) 682-4030
Concord, CA 94520
(925) 682-4030
Grades: 9-12
| 1,477 students
Rank: #1010.
Olympic Continuation High School
Alternative School
(Math: ≤5% | Reading: ≤5%)
Rank:
Rank:
1/
Bottom 50%10
2730 Salvio St.
Concord, CA 94519
(925) 687-0363
Concord, CA 94519
(925) 687-0363
Grades: 9-12
| 240 students
Rank: n/an/a
Glenbrook Academy
Special Education School
2351 Olivera Rd.
Concord, CA 94520
(925) 682-8000
Concord, CA 94520
(925) 682-8000
Grades: 6-12
| 16 students
Recent Articles
Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.
2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.
Will Single Sex Classrooms Save Public Schools?
Learn about the benefits of single sex classrooms and why public schools are hoping this type of classroom will save the American school system.
