Total Students332
Student/Teacher22.51:1
Math Prof.51.23%
Reading Prof.55.39%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyContra Costa
School DistrictKnightsen Elementary School District
Principal / AdminVeronica Polk(925) 626-3330
Founded2016
Free/Reduced Lunch15.36% Eligible
Acceptance Rate100%
Student Demographics
White46.1%
Hispanic37.7%
Black3%
Asian4.8%
Pacific Islander0.9%
Two Or More7.5%
Gender Distribution
54.2%
45.8%
Male Female
Students per Grade
Grade 131
Grade 231
Grade 351
Grade 434
Grade 532
Grade 632
Grade 731
Grade 831
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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First Day of School and Trimester 1 Begins
28
29
Minimum Day for Students
30
31
Old River 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 and Trimester 1 BeginsJul 27
Minimum Day for StudentsJul 29
Minimum Days for Students (Wednesdays)Aug 5
Labor Day HolidaySep 7
Fall BreakSep 28
Trimester 1 EndsOct 30
Trimester 1 Conferences (Minimum Days)Nov 16
Thanksgiving BreakNov 23
Winter BreakDec 21
Winter Break ContinuesJan 1
Martin Luther King Jr. Day HolidayJan 18
Lincoln's Day HolidayFeb 12
Washington's Day HolidayFeb 15
Trimester 2 EndsFeb 19
Trimester 2 Conferences (Minimum Days)Mar 1
Spring BreakMar 15
Board Approved HolidayApr 23
Open HouseMay 14
Memorial Day HolidayMay 31
Last Day of School and Trimester 3 EndsJun 3
Key Dates & Holidays
2026-2027A Foundation for Lifelong Learning in Brentwood
Families often seek institutions that foster well-rounded development. Opportunities to explore passions in areas like STEM, robotics, or the arts can be invaluable. Furthermore, participation in sports such as basketball and soccer builds teamwork and discipline.
Connecting with Our Community
This institution is proud to serve the Knightsen Elementary School District community. We encourage prospective and current families to stay informed. Please check the academic calendar on this page for important dates and events.
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 Old River Elementary School serve?
The campus provides educational opportunities for students from Kindergarten through 8th grade.
How can I get in touch with the school administration?
Contact information for the school administration can typically be found on the official district website or by calling the main school line.
Is this a public school?
Yes, this institution is a public school within the Knightsen Elementary School District.
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