PublicGrades 9-12
San Lorenzo High School
50 East Lewelling Boulevard, San Lorenzo, CA 94580-1732(510) 317-3000
Total Students1,029
Student/Teacher20.73:1
Math Prof.10.33%
Reading Prof.29.82%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyAlameda
School DistrictSan Lorenzo Unified School District
Principal / AdminBrockton Ahrens(510) 317-3000
Founded1980
Free/Reduced Lunch81.54% Eligible
Acceptance Rate100%
Student Demographics
White3.9%
Hispanic68.4%
Black9.8%
Asian13.3%
Native American0.1%
Pacific Islander1.7%
Two Or More2.3%
Gender Distribution
48%
51.5%
Male Female
Students per Grade
Grade 9201
Grade 10261
Grade 11255
Grade 12312
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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San Lorenzo 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 ObservedJul 3
First Day of SchoolAug 13
Labor Day HolidaySep 7
TK-5 Parent Conferences - Minimum DaySep 22
TK-5 Parent Conferences - Minimum DaySep 24
TK-5 Parent Conferences - Elementary HolidaySep 25
End of First Quarter (Middle School)Oct 9
End of First Trimester (Elementary)Nov 6
Veterans DayNov 11
Fall BreakNov 23
End of First Semester / Second QuarterDec 18
Winter RecessDec 21
New Year Holiday (Winter Break)Jan 1
Secondary Workday - No School for Secondary StudentsJan 8
M.L. King Jr. DayJan 18
Lincoln's DayFeb 12
Presidents' DayFeb 15
End of Second Trimester (Elementary)Feb 26
End of Third Quarter (Middle School)Mar 12
Spring BreakMar 29
Cesar Chavez Day - District HolidayMar 31
Spring Break ContinuedApr 1
Spring Break ConcludesApr 5
Reserved No School DayMay 28
Memorial DayMay 31
Last Day of SchoolJun 3
End of Semester / Quarter / TrimesterJun 3
JuneteenthJun 18
Key Dates & Holidays
2026-2027Empowering Futures in San Lorenzo
This public institution, serving grades 9-12 within the San Lorenzo Unified School District, provides a dynamic learning environment. Families often look for schools offering sports like basketball and soccer, or enriching programs like STEM and robotics. Students may have opportunities to explore arts and track.
Your Gateway to Student Success
We are dedicated to fostering academic achievement and personal growth. Parents can conveniently check the academic calendar on this page for important dates. Our goal is to prepare every student for future endeavors.
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.
How can I stay informed about school events and holidays?
The academic calendar, detailing important dates, events, and holidays, is available for review on this page.
What academic support is offered to students?
The campus offers various academic support services designed to help students succeed. Specific resources can be discussed with counselors.
What are the typical grade levels served at this high school?
This institution serves students in grades 9 through 12.
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