Total Students423
Student/Teacher20.81:1
Math Prof.45.79%
Reading Prof.51.55%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyContra Costa
School DistrictMartinez Unified School District
Principal / AdminTaynesha LeBeaux(925) 335-5850
Founded1980
Free/Reduced Lunch38.3% Eligible
Acceptance Rate100%
Student Demographics
White41.4%
Hispanic30.7%
Black3.1%
Asian6.6%
Two Or More18.2%
Gender Distribution
49.9%
50.1%
Male Female
Students per Grade
Grade 169
Grade 253
Grade 377
Grade 460
Grade 567
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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John Muir 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 Observance HolidayJul 3
First Day of SchoolAug 12
Labor Day HolidaySep 7
Thanksgiving Break RecessNov 23
Thanksgiving HolidaysNov 27
Student Minimum DayDec 18
Christmas Eve Classified HolidayDec 24
Christmas Day HolidayDec 25
New Year's Eve HolidayDec 31
New Year's Day HolidayJan 1
Martin Luther King, Jr. DayJan 18
Lincoln's Birthday ObservanceFeb 12
Presidents' Day HolidayFeb 15
Emergency Makeup DayApr 2
Spring Break RecessApr 5
Spring Break Classified HolidayApr 9
Emergency Makeup DayMay 28
Memorial Day HolidayMay 31
Last Day of SchoolJun 3
Emergency Makeup DayJun 4
Juneteenth Classified HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
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