Visual Calendar
Official Calendar Images
Official calendar scans for LACKLAND ISD. Click any image to open full-screen.
School Calendar
Download PDF Calendar
Download LACKLAND ISD's 2026–2027 academic calendar PDF — holidays, breaks, and key dates.
Interactive Calendar
- Staff DevelopmentAug 3 — Aug 4Teacher Day
- Teacher Preparation DaysAug 5 — Aug 6Teacher Day
- Staff DevelopmentAug 7, 2026Teacher Day
- Staff DevelopmentAug 10 — Aug 11Teacher Day
- First Day of SchoolAug 12, 2026School Opens
- Labor Day (Students and Staff)Sep 7, 2026No School
- Indigenous Peoples' Day (Students Only) / Staff DevelopmentOct 12, 2026No School
- Veterans Day (Students and Staff)Nov 11, 2026No School
- Staff DevelopmentNov 23 — Nov 24Teacher Day
- Thanksgiving Break (Students and Staff)Nov 23 — Nov 27No School
- Winter Break (Staff)Dec 21 — Jan 1No School
- Winter Break (Students)Dec 21 — Jan 5No School
- Teacher Preparation DayJan 4, 2027Teacher Day
- Staff DevelopmentJan 5, 2027Teacher Day
- Students Return from Winter BreakJan 6, 2027No School
- Martin Luther King Jr. Day (Students and Staff)Jan 18, 2027No School
- Presidents' Day (Students Only) / Staff DevelopmentFeb 15, 2027No School
- Spring Break (Students and Staff)Mar 8 — Mar 12No School
- Teacher Preparation Day / Student HolidayMar 15, 2027No School
- Holiday (Students and Staff)Mar 26, 2027No School
- Holiday (Students and Staff)Apr 23, 2027No School
- Last Day of SchoolMay 20, 2027School Closes
- Teacher Preparation Day / Last Day for StaffMay 21, 2027School Closes
- Senior GraduationMay 24, 2027Event
- Memorial Day (Staff)May 31, 2027No School
- Juneteenth (Staff)Jun 18, 2027Event
- Independence Day (Observed) (Staff)Jul 5, 2027Event
For the 2026–2027 school year, LACKLAND ISD publishes its official academic calendar for Texas. Classes begin Aug 12 and end May 20. All dates listed below are sourced from the district's official publications. Verify with LACKLAND ISD before scheduling around them.
About the District
School Information
Details and contact information for LACKLAND ISD.
Common Questions
Frequently Asked Questions
LACKLAND ISD Calendar 2026–2027 — important dates and answers.
The first day of school in Lackland Independent School District is August 12, 2026.
Spring break in Lackland Independent School District is from March 8 through March 12, 2027.
Christmas break is included in the winter break. Students are off from December 21, 2026, through January 5, 2027.
Winter break for students is from December 21, 2026, through January 5, 2027. Staff winter break is from December 21, 2026, through January 1, 2027.
Thanksgiving break in Lackland Independent School District is from November 23 through November 27, 2026.
The last day of school for students in Lackland Independent School District is May 20, 2027.
Labor Day is September 7, 2026, and it is a holiday for students and staff.
Indigenous Peoples' Day is October 12, 2026. It is a student holiday and a staff development day.
Veterans Day is November 11, 2026, and it is a holiday for students and staff.
Students return after winter break on January 6, 2027.
Martin Luther King Jr. Day is January 18, 2027, and it is a holiday for students and staff.
Presidents' Day is February 15, 2027. It is a student holiday and a staff development day.
Yes. March 15, 2027, is a teacher preparation day and student holiday. March 26 and April 23, 2027, are holidays for students and staff.
Senior graduation is scheduled for May 24, 2027.
The last day for staff is May 21, 2027, which is also a teacher preparation day.
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