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
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