Total Students293
Student/Teacher9.69:1
Math Prof.3.9%
Reading Prof.21.29%
Graduation Rate59.8%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Diego
School DistrictSan Diego Unified School District
Principal / AdminMichael Rebman(858) 800-5300
Founded1980
Free/Reduced Lunch88.05% Eligible
Acceptance Rate100%
Student Demographics
White8.9%
Hispanic69.6%
Black8.2%
Asian6.1%
Native American0.3%
Pacific Islander0.3%
Two Or More6.5%
Gender Distribution
61.4%
38.6%
Male Female
Students per Grade
Grade 92
Grade 105
Grade 1174
Grade 12212
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Twain 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 Day of SchoolAug 10
Labor Day HolidaySep 7
Veterans Day HolidayNov 11
Thanksgiving Break RecessNov 23
Winter Break BeginsDec 21
New Year's Day HolidayJan 1
Martin Luther King Jr. Day HolidayJan 18
Lincoln Day HolidayFeb 12
Washington Day HolidayFeb 15
Spring Break Recess BeginsMar 29
Spring Break Recess EndsApr 1
Last Day of SchoolMay 26
Memorial Day HolidayMay 31
Juneteenth Observed HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
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