Total Students233
Student/Teacher14.42:1
Math Prof.5.41%
Reading Prof.15.58%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyContra Costa
School DistrictMt. Diablo Unified School District
Principal / AdminCourtney Lyon(925) 687-0363
Founded1980
Free/Reduced Lunch89.7% Eligible
Acceptance Rate100%
Student Demographics
White9%
Hispanic74.7%
Black6.4%
Asian2.1%
Native American0.4%
Pacific Islander2.1%
Two Or More4.3%
Gender Distribution
61.4%
37.8%
Male Female
Students per Grade
Grade 1161
Grade 12172
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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Olympic High School
Academic Calendar (2026-2027)
July 2026
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August 2026
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September 2026
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October 2026
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November 2026
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December 2026
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January 2027
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February 2027
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March 2027
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April 2027
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May 2027
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Key Dates & Holidays
Independence Day Observed HolidayJul 3
First Student DayAug 6
First Quarter BeginsAug 6
Labor Day HolidaySep 7
End of First Quarter HolidayOct 2
Fall Recess BreakOct 5
Indigenous Peoples Day HolidayOct 12
Second Quarter BeginsOct 13
End of First Trimester HolidayOct 30
Caregiver Conferences BreakNov 2
Veterans Day HolidayNov 11
School Recess BreakNov 23
Thanksgiving Day HolidayNov 26
Board HolidayNov 27
Second Trimester BeginsNov 30
End of First Semester HolidayDec 18
End of Second Quarter HolidayDec 18
Winter Recess BreakDec 21
Christmas HolidayDec 25
New Year's Day HolidayJan 1
Third Quarter BeginsJan 4
Martin Luther King Day HolidayJan 18
Presidents Day HolidayFeb 15
End of Trimester 2 HolidayFeb 26
Third Trimester BeginsMar 1
End of Third Quarter HolidayMar 12
Farmworkers Day HolidayMar 31
Spring Recess BreakApr 5
Board HolidayApr 9
Fourth Quarter BeginsApr 13
Memorial Day HolidayMay 31
Last Student DayJun 2
End of Second Semester HolidayJun 2
End of Fourth Quarter HolidayJun 2
End of Third Trimester HolidayJun 2
Juneteenth Observed HolidayJun 18
Key Dates & Holidays
2026-2027A Hub for Student Success in Concord
This public high school, part of the Mt. Diablo Unified School District, provides a vibrant environment for grades 9-12. Families often seek institutions offering diverse athletics like basketball and track, alongside engaging clubs such as robotics or a strong arts program.
Connect with Our Community
Discover a supportive educational setting in Concord, CA. Parents can easily access important dates and school holidays by reviewing the academic calendar available on this page.
Frequently Asked Questions
What extracurricular activities are available for students?
While specific programs can vary, students at our school often have opportunities to participate in a range of athletics like soccer and join clubs focused on areas such as STEM. For the most current offerings, please reach out to the school's administration.
How does the school support students academically?
The campus offers a comprehensive curriculum designed to prepare students for future success. Various academic support systems and enrichment programs are typically available to help students excel.
What is the typical school day schedule?
The daily schedule is structured to maximize learning and engagement. Specific timings for classes and breaks can be found within the detailed academic calendar on this page.
Are there opportunities for students interested in the arts?
Yes, this institution often provides avenues for artistic expression through various clubs and potentially integrated curriculum elements. Inquire with the school for specific details on current arts programs.
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