PublicGrades 7-8
Delta Sierra Middle School
2255 Wagner Heights Road, Stockton, CA 95209-4700(209) 953-8510
Total Students563
Student/Teacher18.54:1
Math Prof.15.44%
Reading Prof.26.68%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Joaquin
School DistrictLodi Unified School District
Principal / AdminBrad Watson(209) 953-8510
Founded1980
Free/Reduced Lunch92.54% Eligible
Acceptance Rate100%
Student Demographics
White5.7%
Hispanic44.2%
Black16.2%
Asian25.2%
Native American0.4%
Pacific Islander1.2%
Two Or More6.7%
Gender Distribution
49%
50.6%
Male Female
Students per Grade
Grade 7293
Grade 8270
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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Delta Sierra Middle 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 ObservedJul 3
First Day of SchoolJul 24
K-12 Minimum DayAug 26
Labor Day HolidaySep 7
K-12 Minimum DaySep 9
Elementary Only Minimum DaySep 16
Elementary Only Minimum Days (Conference Week)Sep 22
Fall BreakSep 28
K-12 Minimum DayOct 21
Elementary Only Minimum DayNov 4
Veterans DayNov 11
K-12 Minimum DayNov 18
Non-Instructional DaysNov 23
Thanksgiving Day HolidayNov 26
Board Designated HolidayNov 27
K-12 Minimum DayDec 9
K-12 Minimum DayDec 18
Winter RecessDec 21
Christmas Day HolidayDec 25
Board Designated HolidayDec 31
New Year's DayJan 1
K-12 Minimum DayJan 13
Martin Luther King, Jr. DayJan 18
K-12 Minimum DayFeb 3
Lincoln's DayFeb 5
Washington's DayFeb 15
Elementary Only Minimum DayFeb 17
Spring BreakMar 15
K-12 Minimum DayApr 7
K-12 Minimum DayMay 5
Elementary Only Minimum DayMay 19
Last Day of School / K-12 Minimum DayMay 28
Memorial Day HolidayMay 31
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
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