PublicGrades K-6
Mary Lou Dieterich Elementary School
2412 Warm Springs Drive, Modesto, CA 95350-9399(209) 550-8400
Total Students532
Student/Teacher22.77:1
Math Prof.41.64%
Reading Prof.43.69%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyStanislaus
School DistrictStanislaus Union Elementary School District
Principal / AdminSarah Hayes(209) 550-8400
Founded2004
Free/Reduced Lunch61.65% Eligible
Acceptance Rate100%
Student Demographics
White22.4%
Hispanic48.1%
Black3.6%
Asian10.5%
Native American0.6%
Pacific Islander0.8%
Two Or More14.1%
Gender Distribution
50.9%
49.1%
Male Female
Students per Grade
Grade 165
Grade 276
Grade 369
Grade 476
Grade 573
Grade 682
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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Mary Lou Dieterich 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 ObservanceJul 3
First Day of School InstructionAug 11
K-6 Minimum Day - Welcome BackAug 13
7-8 Minimum Day - Welcome BackAug 27
Labor Day HolidaySep 7
K-6 Minimum Days - Parent ConferencesSep 21
7-8 Minimum Day - Parent ConferenceSep 24
K-8 Parent Conference Non-Student DaySep 25
7-8 1st Quarter EndOct 9
K-6 1st Trimester EndOct 29
Veteran's Day ObservanceNov 11
Thanksgiving Break HolidayNov 26
7-8 2nd Quarter EndDec 18
K-8 Minimum Day - Before BreakDec 18
Winter RecessDec 21
Winter Recess ContinuesJan 1
Classes Resume After Winter BreakJan 11
Martin Luther King Jr. Day HolidayJan 18
Lincoln's Day ObservanceFeb 8
K-6 2nd Trimester EndFeb 12
Presidents' Day HolidayFeb 15
7-8 3rd Quarter EndMar 19
Spring Break RecessMar 22
Good Friday ObservanceMar 26
Classes Resume After Spring BreakMar 29
K-6 Minimum Day - Open HouseMay 11
7-8 Minimum Day - Open HouseMay 13
K-6 3rd Trimester End - Minimum DayMay 28
7-8 4th Quarter End - Minimum DayMay 28
Last Day of School InstructionMay 28
Memorial Day HolidayMay 31
Juneteenth Observed HolidayJun 18
Key Dates & Holidays
2026-2027A Foundation for Lifelong Learning in Modesto
Families often look for schools offering sports like basketball and soccer, or enriching programs like STEM and robotics. This institution aims to provide a well-rounded educational experience for its young learners. Students may have opportunities to explore arts and track.
Engaging Our Community and Families
Our school is dedicated to fostering strong connections within the Stanislaus Union Elementary School District. Parents can easily access the academic calendar on this page for important dates and events. We believe in a collaborative approach to education.
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 Mary Lou Dieterich Elementary School serve?
The school provides education for students from Kindergarten through 6th grade.
How can parents stay informed about school events and holidays?
Important dates and events are detailed in the academic calendar, which can be found on this page.
Is this a public or private school?
Mary Lou Dieterich Elementary School is a public institution within the Stanislaus Union Elementary School District.
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