PublicCharterGrades 1-12
Hayward Twin Oaks Montessori School
951 Palisade Street, Hayward, CA 94542-1048(510) 370-3334
Total Students643
Student/Teacher34.91:1
Math Prof.31.93%
Reading Prof.41.46%
Graduation Rate97.4%
School Information
Charter SchoolYes
Magnet SchoolNo
Virtual SchoolNo
CountyAlameda
School DistrictHayward Unified School District
Principal / AdminYanira Ledezma(510) 370-3334
Founded2013
Free/Reduced Lunch37.95% Eligible
Acceptance Rate100%
Student Demographics
White14.6%
Hispanic46.2%
Black3.6%
Asian14.2%
Pacific Islander0.9%
Two Or More20.4%
Gender Distribution
51.2%
48.7%
Male Female
Students per Grade
Grade 150
Grade 262
Grade 352
Grade 449
Grade 547
Grade 646
Grade 767
Grade 861
Grade 975
Grade 1049
Grade 1144
Grade 1241
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Elementary and Secondary School BeginsEarly Dismissal for Elementary and Secondary
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Early Dismissal for Elementary and Secondary
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Early Dismissal for Elementary and Secondary
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Early Dismissal for Elementary and Secondary
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Early Dismissal for Elementary and Secondary
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Hayward Twin Oaks Montessori School
Academic Calendar (2026-2027)
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August 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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Key Dates & Holidays
Elementary and Secondary School BeginsAug 12
Early Dismissal for Elementary and SecondaryAug 12
Early Dismissal for Elementary and SecondaryAug 19
Early Dismissal for Elementary and SecondaryAug 26
Early Dismissal for Elementary and SecondarySep 2
Labor Day HolidaySep 7
Early Dismissal for Elementary and SecondarySep 9
Early Dismissal for Elementary and SecondarySep 16
Early Dismissal for Elementary and SecondarySep 23
Family Conferences Early DismissalSep 28
Family Conferences Early DismissalOct 1
End of Quarter 1 for SecondaryOct 9
Fall BreakOct 12
Veterans Day ObservanceNov 11
November BreakNov 23
Winter BreakDec 21
Winter Break ContinuationJan 1
End of Semester 1Jan 15
Martin Luther King Jr. Day HolidayJan 18
February BreakFeb 15
Family Conferences Early DismissalMar 1
Farm Workers Day HolidayMar 26
End of Quarter 3 for SecondaryMar 27
Spring BreakMar 29
Spring Break ContinuationApr 1
Intersession for Secondary StudentsApr 26
Memorial Day HolidayMay 31
Last Day of SchoolJun 10
Juneteenth ObservanceJun 18
Key Dates & Holidays
2026-2027Community Reviews
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