Mt. Diablo High (Mt. Diablo Unified SCH DIST.), California - School Profile in 2023-2024 School Year

Updated on August 8, 2025.

Mt. Diablo High is a High in Concord, CA. It currently serves 1477 students (grades 09-12). The school is part of the Mt. Diablo Unified School District.

Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.

You can see similar information for other schools in Mt. Diablo Unified School District and all schools in California.

Other Details

School Type: Regular School
School Level: High
Number of Students:1477
Number of Teachers: 75
Student/Teacher Ratio: 19.75

Location Info

Location: 2450 Grant St., Concord, CA 94520
Mailing Address: 2450 Grant St., Concord, CA 94520-2297
Phone: (925)682-4030
Data Source: NCES.
Student Population Per Grade
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Grade Population
Grade 10 323
Grade 11 355
Grade 12 431
Grade 9 368
Gender/Sex of Mt. Diablo High Student Population
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Gender Population Percent of Population (%)
Male 792 53.62
Female 683 46.24
Race/Ethnicity Demography of Mt. Diablo High Student Population
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Race/Ethnicity Population Percent of Population (%)
American Indian or Alaska Native 1 0.07
Asian 112 7.58
Black or African American 120 8.13
Hispanic/Latino 1096 74.20
Native Hawaiian or Other Pacific Islander 25 1.69
Two or more races 66 4.47
White 55 3.72
Male - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
American Indian or Alaska Native 1 0.13
Asian 62 7.83
Black or African American 66 8.33
Hispanic/Latino 580 73.23
Native Hawaiian or Other Pacific Islander 14 1.77
Two or more races 37 4.67
White 32 4.04
Female - Race/Ethnicity Demography of Student Population
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Race/Ethnicity Population Percent of Population (%)
Asian 50 7.32
Black or African American 54 7.91
Hispanic/Latino 516 75.55
Native Hawaiian or Other Pacific Islander 11 1.61
Two or more races 29 4.25
White 23 3.37

Race Demography Per Grade

The tables below shows the Race/Ethnicity of the student population per grade.
Grade 10 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 21 6.50
Black or African American 30 9.29
Hispanic/Latino 249 77.09
Native Hawaiian or Other Pacific Islander 6 1.86
Two or more races 6 1.86
White 11 3.41
Grade 11 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 27 7.61
Black or African American 27 7.61
Hispanic/Latino 272 76.62
Native Hawaiian or Other Pacific Islander 4 1.13
Two or more races 16 4.51
White 9 2.54
Grade 12 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
Asian 43 9.98
Black or African American 34 7.89
Hispanic/Latino 312 72.39
Native Hawaiian or Other Pacific Islander 10 2.32
Two or more races 12 2.78
White 18 4.18
Grade 9 - Race/Ethnicity of Both Genders
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Race/Ethnicity Population Percent of Population (%)
American Indian or Alaska Native 1 0.27
Asian 21 5.71
Black or African American 29 7.88
Hispanic/Latino 263 71.47
Native Hawaiian or Other Pacific Islander 5 1.36
Two or more races 32 8.70
White 17 4.62