PublicGrades P-5
Lena M. Preston Elementary School
1750 North Willow Avenue, Rialto, CA 92376-2758(909) 820-7932
Total Students471
Student/Teacher24.08:1
Math Prof.20.74%
Reading Prof.35.78%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Bernardino
School DistrictRialto Unified School District
Principal / AdminErica K Bennett-Bouffard(909) 820-7932
Founded1980
Free/Reduced Lunch88.54% Eligible
Acceptance Rate100%
Student Demographics
White1.3%
Hispanic78.6%
Black15.5%
Asian1.3%
Pacific Islander0.6%
Two Or More2.8%
Gender Distribution
50.5%
49.5%
Male Female
Students per Grade
Grade 166
Grade 275
Grade 364
Grade 472
Grade 585
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Lena M. Preston Elementary School
Academic Calendar (2026-2027)
July 2026
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August 2026
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September 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 Observed HolidayJul 3
First Day for StudentsAug 5
Labor Day HolidaySep 7
Instructional BreakOct 12
Veterans' Day HolidayNov 11
Fall BreakNov 23
Thanksgiving HolidayNov 26
Winter Break BeginsDec 21
Christmas Eve HolidayDec 24
Christmas Day HolidayDec 25
In lieu of Admissions DayDec 31
New Year's Day HolidayJan 1
Winter Recess ContinuationJan 1
Dr. Martin Luther King's Day HolidayJan 18
Lincoln's Day HolidayFeb 8
Presidents' Day HolidayFeb 15
Spring BreakMar 17
Memorial Day HolidayMay 31
Last Day for StudentsJun 2
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027A Foundation for Lifelong Learning
This institution in Rialto, CA, nurtures young minds from Pre-K through 5th grade. Families often seek out schools offering diverse athletic opportunities like basketball and soccer, alongside engaging clubs such as STEM and robotics. Students may also discover a passion for the arts or track.
Engaging Our Community
Lena M. Preston Elementary School is dedicated to fostering a supportive learning environment. Parents can find important dates and events by reviewing the academic calendar available on this page.
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 Lena M. Preston Elementary School serve?
Our school proudly serves students from Pre-Kindergarten through 5th grade.
How can I stay informed about school events and holidays?
The school's academic calendar, which details important dates, events, and holidays, is readily accessible on this page.
What is the school's approach to curriculum development?
The Rialto Unified School District oversees curriculum, with a focus on providing a well-rounded education that encourages exploration in areas like STEM and the arts.
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