Total Students696
Student/Teacher26.17:1
Math Prof.85.63%
Reading Prof.83.58%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyAlameda
School DistrictDublin Unified School District
Principal / AdminClara Lee(925) 551-4000
Founded2011
Free/Reduced Lunch15.37% Eligible
Acceptance Rate100%
Student Demographics
White8.2%
Hispanic6.5%
Black2.4%
Asian77.7%
Two Or More5.2%
Gender Distribution
49%
51%
Male Female
Students per Grade
Grade 1113
Grade 2117
Grade 3116
Grade 4120
Grade 5103
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Harold William Kolb 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
First Day of School and Early Release for Grades 1-5Aug 11
Labor Day HolidaySep 7
First Quarter EndOct 9
Early Release Days for Grades 1-5Oct 12
Student Mini-BreakOct 15
Minimum Day for TK-8 StudentsOct 30
Veterans Day HolidayNov 11
Thanksgiving BreakNov 23
Minimum Day for TK-8 StudentsDec 18
End of First SemesterDec 18
Winter RecessDec 21
Winter Recess ContinuedJan 1
Second Semester BeginsJan 5
Martin Luther King Jr. HolidayJan 18
President's Day HolidayFeb 15
Early Release Day for Grades 1-5Mar 8
Third Quarter EndMar 11
Minimum Day for TK-12 StudentsApr 2
Spring BreakApr 5
Early Release for Grades 1-5May 24
Minimum Day for TK-8 StudentsMay 27
Last Day of SchoolMay 27
Memorial Day HolidayMay 31
Key Dates & Holidays
2026-2027Community Reviews
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