CAHighVerified for 2025-26
Mt. Diablo High — School Profile & District Info
High|Concord, California|Mt. Diablo Unified|Last audited: Not yet synced
Concord, CA 94520
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School Profile
Grades
9–12
Enrollment
1,477
Student:Teacher
20:1
Locale
Suburban
District
Mt. Diablo UnifiedEcon. Disadvantaged
62.0%
Phone
(925)682-4030School Statistics
Academics (SY 2020-21)
ELA Proficiency
45-49%
Math Proficiency
20-24%
Graduation Rate
85%
Programs & Activities (SY 2021-22)
AP Program
11 courses offered
Dual Enrollment
Athletics
19 sports offered
Student-Teacher Ratio: 23.6:1
Worse than average in CADistrict Finance (FY 2023)
Per-Pupil Spending
$15,421
District-level data
Funding Sources
Federal 8%State 48%Local 44%
Community Context
Median Home Value
$1,116,383
-2.3% YoY
San Francisco, CA metro area · Zillow Feb 2026
Community Need Level
Moderate
CDC/ATSDR Social Vulnerability Index 2022
Enrollment Trend (2014-2025)
1,397
Current enrollment
Stable(-9% 5yr)Full School Calendar 2025-26
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Frequently Asked Questions about Mt. Diablo High
Mt. Diablo High currently enrolls 1,477 students across High grade levels. The school operates under the local school district in CA.