MT. Diablo Unified School District

1936 Carlotta Dr.
Concord, CA 94519-1397
(District boundaries shown in map)
7/
10
Top 50%

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 2026 school year, there is 1 public charter school serving 301 students in MT. Diablo Unified School District. This district's average charter testing ranking is 10/10, which is in the top 10% of public charter schools in California.
Public Charter School in MT. Diablo Unified School District have an average math proficiency score of 52% (versus the California public charter school average of 32%), and reading proficiency score of 72% (versus the 48% statewide average).
Minority enrollment is 66% of the student body (majority Hispanic), which is less than the California public charter school average of 75% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
51 Schools
1,290 Schools
# Students
29,210 Students
726,781 Students
# Teachers
1,238 Teachers
32,221 Teachers
Student-Teacher Ratio
24:1
24:1

Student By Grade

District Rank

MT. Diablo Unified School District, which is ranked #740 of all 1,904 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 86% has stayed relatively flat over five school years.
This School District
State Average (CA)
#712 out of 1932 school districts
(Top 50%)
36%
34%
46%
47%
31%
29%
86%
87%

Students by Ethnicity:

0.72
0.65
% American Indian
n/a
1%
% Asian
14%
7%
% Hispanic
43%
53%
% Black
3%
7%
% White
27%
25%
% Hawaiian
1%
n/a
% Two or more races
12%
7%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $16,480 in this school district is less than the state median of $20,100. The school district revenue/student has grown by 12% over four school years.
The school district's spending/student of $13,892 is less than the state median of $18,511. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (CA)
Total Revenue
$481 MM
$116,387 MM
Spending
$406 MM
$107,188 MM
Revenue / Student
$16,480
$20,100
Spending / Student
$13,892
$18,511

Best MT. Diablo Unified School District Public Charter Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Eagle Peak Montessori
Charter School
(Math: 50-54% | Reading: 70-74%)
Rank:
9/
10
Top 20%
800 Hutchinson Rd.
Walnut Creek, CA 94598
(925) 946-0994
Gr: 1-8 | 301 students Student-teacher ratio: 30:1 Minority enrollment: 66%

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Quick Facts (2026)

  • District size: 51 schools
  • Grades: K-12
  • Enrollment: 29,210 students
  • Student-Teacher Ratio: 24:1
  • Minority Enrollment: 73%
  • : 86% (Top 50% in CA)
  • : Top 50%
  • : 36% (Top 50%)
  • : 46% (Top 50%)
  • : 31% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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