PublicGrades K-6
Berlyn Elementary School
1320 North Berlyn Avenue, Ontario, CA 91764-1907(909) 986-8995
Total Students639
Student/Teacher22.82:1
Math Prof.21.61%
Reading Prof.33.62%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Bernardino
School DistrictOntario-Montclair School District
Principal / AdminKatie Bartosh(909) 986-8995
Founded1980
Free/Reduced Lunch91.71% Eligible
Acceptance Rate100%
Student Demographics
White3.4%
Hispanic91.4%
Black1.4%
Asian1.7%
Native American0.3%
Pacific Islander1.1%
Two Or More0.6%
Gender Distribution
54.1%
45.9%
Male Female
Students per Grade
Grade 189
Grade 282
Grade 381
Grade 496
Grade 582
Grade 6103
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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Berlyn 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
Independence Day ObservanceJul 3
First Day of SchoolAug 5
Labor Day HolidaySep 7
First Trimester EndsOct 30
Elementary School Minimum Day - Report CardNov 6
Veterans Day HolidayNov 11
Thanksgiving BreakNov 23
Middle School Minimum Day - Report CardDec 17
First Semester EndsDec 17
Winter RecessDec 18
New Year's Day ObservanceJan 1
Martin Luther King Jr. Day HolidayJan 18
Lincoln's Birthday HolidayFeb 8
Presidents' Day HolidayFeb 15
Second Trimester EndsFeb 26
Elementary School Minimum Day - Report CardMar 5
Spring BreakMar 29
Spring BreakApr 1
Middle School Minimum Day - Report CardApr 30
Last Day for StudentsMay 20
Third Trimester EndsMay 20
Second Semester EndsMay 20
Memorial Day HolidayMay 31
Juneteenth ObservanceJun 18
Key Dates & Holidays
2026-2027A Foundation for Future Success
Families often look for schools offering beloved sports like basketball and soccer, or enriching programs such as STEM and robotics. Our school provides a nurturing environment where young learners can explore their interests. Students may also have opportunities to engage with the arts and track.
Engage and Stay Informed
The Ontario-Montclair School District campus is dedicated to fostering a strong learning community. Parents are encouraged to review the academic calendar directly on this page for important dates and events. We believe in open communication to support every student's journey.
Frequently Asked Questions
What 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 Berlyn Elementary School serve?
This institution serves students from Kindergarten through 6th grade.
Is this a public or private school?
Berlyn Elementary School is a public school within the Ontario-Montclair School District.
What is the typical school day schedule?
The school day typically runs from morning until mid-afternoon. For precise timings, please refer to the academic calendar or contact the school office.
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