PublicGrades 9-12
Sierra Vista High (Alternative) School
9401 South Painter Avenue, Whittier, CA 90605-2729(562) 698-8121
Total Students284
Student/Teacher21.98:1
Math Prof.7.14%
Reading Prof.41.82%
Graduation Rate81.9%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyLos Angeles
School DistrictWhittier Union High School District
Principal / AdminMargie Moriarty(562) 698-8121
Founded1991
Free/Reduced Lunch80.28% Eligible
Acceptance Rate100%
Student Demographics
White3.5%
Hispanic93%
Black0.7%
Asian1.1%
Native American0.4%
Two Or More1.4%
Gender Distribution
43.3%
56.7%
Male Female
Students per Grade
Grade 919
Grade 1037
Grade 11108
Grade 12120
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Student First Day (Freshmen)
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Sierra Vista High (Alternative) 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
Teacher Float DayAug 7
Student First Day (Freshmen)Aug 11
First Day of School (All Students)Aug 12
Labor Day HolidaySep 7
End of Quarter 1Oct 9
Floating DayOct 12
Veteran's Day HolidayNov 11
Floating DaysNov 23
Admission's Day HolidayNov 25
Thanksgiving BreakNov 26
End of Semester 1Dec 18
Winter BreakDec 21
Winter Break (Continued)Jan 1
Start of 2nd SemesterJan 6
Floating DayJan 11
MLK HolidayJan 18
Lincoln's B-Day HolidayFeb 8
President's Day HolidayFeb 15
End of Quarter 3Mar 18
Spring BreakMar 22
Good Friday HolidayMar 26
Floating Day (Easter Monday)Mar 29
Floating DaysApr 23
Memorial Day HolidayMay 31
End of Semester 2Jun 3
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
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