Total Students1,059
Student/Teacher18.96:1
Math Prof.11.79%
Reading Prof.29.15%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyContra Costa
School DistrictMt. Diablo Unified School District
Principal / AdminAmanda Loushin(925) 685-8414
Founded1980
Free/Reduced Lunch81.49% Eligible
Acceptance Rate100%
Student Demographics
White4.9%
Hispanic78.1%
Black3.2%
Asian8%
Pacific Islander0.8%
Two Or More4.8%
Gender Distribution
52%
47.8%
Male Female
Students per Grade
Grade 9258
Grade 10261
Grade 11293
Grade 12247
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Ygnacio Valley 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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June 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 Growth and Exploration
Families often look for institutions offering diverse athletic pursuits like basketball and soccer, alongside engaging academic avenues such as STEM and robotics. This public high school provides a dynamic environment where students can discover their passions and develop valuable skills.
Your Path to Success Starts Here
This institution in Concord, CA, part of the Mt. Diablo Unified School District, is dedicated to student achievement. Parents can review the academic calendar directly on this page to stay informed about key dates and events throughout the school year.
Frequently Asked Questions
What extracurricular activities are available for students?
While specific programs vary each year, students often have access to clubs like robotics and athletics such as soccer. We recommend contacting the administration directly for the current list of activities.
What is the typical class size at Ygnacio Valley High School?
Class sizes can fluctuate based on course enrollment and grade level. For the most current information, it's best to reach out to the school's administrative office.
How can I get involved as a parent?
Parent involvement is highly valued. Opportunities typically include volunteering for school events, joining the PTA, or participating in parent-teacher conferences.
Are there opportunities for college and career readiness?
Yes, the school often provides resources and guidance to prepare students for post-graduation plans, including college applications and career exploration.
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