Total Students444
Student/Teacher23.37:1
Math Prof.44.9%
Reading Prof.49.59%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyLos Angeles
School DistrictClaremont Unified School District
Principal / AdminDiana Taylor(909) 398-0320
Founded1980
Free/Reduced Lunch45.72% Eligible
Acceptance Rate100%
Student Demographics
White24.8%
Hispanic55.4%
Black5.6%
Asian8.1%
Native American0.5%
Pacific Islander0.5%
Two Or More5.2%
Gender Distribution
55.4%
44.6%
Male Female
Students per Grade
Grade 148
Grade 255
Grade 353
Grade 457
Grade 569
Grade 690
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Sumner Elementary 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 InstructionAug 19
School Closure (Local Holiday)Sep 4
Labor Day HolidaySep 7
Secondary: End of 1st TriadSep 25
Secondary: End of 2nd TriadOct 30
Veterans' Day HolidayNov 11
Elementary: End of 1st TrimesterNov 13
Thanksgiving BreakNov 23
Secondary: End of 1st SemesterDec 18
Winter Break BeginsDec 21
New Year's Day HolidayJan 1
MLK Day HolidayJan 18
Lincoln's Day HolidayFeb 8
Elementary: End of 2nd TrimesterFeb 12
Presidents' Day HolidayFeb 15
Secondary: End of 1st TriadFeb 19
Spring BreakMar 29
Spring Break EndsApr 1
Secondary: End of 2nd TriadApr 16
Memorial Day HolidayMay 31
Last Day of SchoolJun 3
Juneteenth HolidayJun 21
Key Dates & Holidays
2026-2027A Foundation for Lifelong Learning
Families often seek institutions that foster well-rounded development. Students may find opportunities to explore engaging activities like STEM clubs and the arts, alongside athletics such as soccer and track. This institution is dedicated to nurturing young minds.
Connect with Our Community
Discover a vibrant learning environment within the Claremont Unified School District. Parents and guardians can easily access important dates and events by reviewing the academic calendar featured on this page.
Frequently Asked Questions
What types of 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.
What grades does Sumner Elementary School serve?
The school provides education for students in Kindergarten through 6th grade.
How can I stay informed about school events and holidays?
Key dates and school holidays are conveniently listed on the academic calendar available on this page.
Is this a public school?
Yes, this elementary school is part of the Claremont Unified School District and operates as a public institution.
Community Reviews
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