PublicGrades K-6
Casillas (Joseph) Elementary School
1130 East J Street, Chula Vista, CA 91910-7164(619) 421-7555
Total Students431
Student/Teacher20.52:1
Math Prof.45%
Reading Prof.58.91%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Diego
School DistrictChula Vista Elementary School District
Principal / AdminElizabeth Gil(619) 421-7555
Founded1998
Free/Reduced Lunch45.24% Eligible
Acceptance Rate100%
Student Demographics
White8.1%
Hispanic66.8%
Black3.7%
Asian11.8%
Pacific Islander0.7%
Two Or More8.8%
Gender Distribution
52.7%
47.3%
Male Female
Students per Grade
Grade 145
Grade 254
Grade 364
Grade 461
Grade 567
Grade 664
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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First Day of School - Minimum Day
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Casillas (Joseph) 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 - Minimum DayJul 22
Labor Day HolidaySep 7
Fall Break BeginsSep 21
Fall Break EndsOct 1
School Resumes - Minimum DayOct 6
Veterans Day HolidayNov 11
Thanksgiving BreakNov 23
Winter Break BeginsDec 21
Winter Break EndsJan 1
School Resumes - Minimum DayJan 12
Martin Luther King Jr. Day HolidayJan 18
Lincoln Day HolidayFeb 12
Washington Day HolidayFeb 15
Spring Break BeginsMar 22
Spring Break EndsApr 1
School Resumes - Minimum DayApr 5
Memorial Day HolidayMay 31
Last Day for Students - Minimum DayJun 4
Juneteenth HolidayJun 18
Key Dates & Holidays
2026-2027A Foundation for Growth in Chula Vista
Families often look for schools offering robust athletic programs like soccer and basketball, alongside engaging clubs such as STEM and the arts. Our school aims to provide a stimulating environment where young learners can discover their passions and build a strong academic foundation from kindergarten through sixth grade.
Engaging Our Community
This institution is committed to fostering a collaborative learning community. Parents are encouraged to review the academic calendar available on this page to stay informed about important dates and events throughout the school year.
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 grade levels does the school serve?
The school serves students from Kindergarten through 6th grade.
Is this a public or private school?
Casillas Elementary School is a public school within the Chula Vista Elementary School District.
How can parents get involved at the school?
Parent involvement is highly valued. Opportunities typically include volunteering, participating in school events, and joining parent-teacher organizations. Please check the calendar for upcoming events.
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