PublicGrades K-6
Mary B. Lewis Elementary School
18040 San Bernardino Avenue, Bloomington, CA 92316-1643(909) 580-5025
Total Students548
Student/Teacher22.83:1
Math Prof.16.61%
Reading Prof.30.92%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Bernardino
School DistrictColton Joint Unified School District
Principal / AdminCari Bill(909) 580-5025
Founded1980
Free/Reduced Lunch93.07% Eligible
Acceptance Rate100%
Student Demographics
White4.2%
Hispanic87.2%
Black7.1%
Asian0.4%
Native American0.2%
Pacific Islander0.2%
Two Or More0.7%
Gender Distribution
48%
52%
Male Female
Students per Grade
Grade 166
Grade 271
Grade 371
Grade 483
Grade 599
Grade 682
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Mary B. Lewis 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 HolidayJul 3
First Day of SchoolAug 6
Labor Day HolidaySep 7
Veterans Day ObservanceNov 11
Thanksgiving RecessNov 23
District-wide Minimum DayDec 18
Winter Break BeginsDec 21
New Year's Day Holiday (Winter Break)Jan 1
Martin Luther King Jr. Day HolidayJan 18
Lincoln's Day ObservanceFeb 8
Washington's Day ObservanceFeb 15
Spring HolidayApr 2
District-wide Minimum DayMay 27
Memorial Day HolidayMay 31
Last Day of SchoolJun 17
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
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