Lubbock ISD Calendar 2026-2027
Lubbock County · Lubbock area (Region 17)
The Lubbock ISD academic calendar for the 2026-2027 school year starts on Wednesday, August 12, 2026 and ends on Thursday, May 27, 2027. Through the fall, families can plan around Labor Day on September 7 and a fall break on November 2. In the second semester, the calendar includes the Martin Luther King Jr. holiday on January 18 and a spring break from March 15 through 19.
Last updated August 5, 2026
Official Calendar
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PDF Full-year Lubbock ISD calendar with every key date — district logo, color legend and a QR code to this page.
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Browse the key dates month by month — colored markers show each event.
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Frequently asked questions
When is the first day of school for Lubbock ISD in 2026-2027?
The first day of school for Lubbock ISD is Wednesday, August 12, 2026.
When is the last day of school for Lubbock ISD in 2026-2027?
The last day of school for Lubbock ISD is Thursday, May 27, 2027.
When is spring break for Lubbock ISD in 2026-2027?
Lubbock ISD's spring break is March 15 through 19, 2027.
When is fall break for Lubbock ISD?
Lubbock ISD has a fall break on November 2, 2026.
Does Lubbock ISD have school on Martin Luther King Jr. Day?
No. Lubbock ISD is closed for Martin Luther King Jr. Day on Monday, January 18, 2027.
Does Lubbock ISD have school on Labor Day?
No. Lubbock ISD is closed for Labor Day on Monday, September 7, 2026.
When is the first day of school in Lubbock Independent School District for 2026-2027?
The first day of school for students in Lubbock Independent School District for the 2026-2027 school year is August 12, 2026. This date also marks the beginning of the first nine weeks grading period.
When is Spring Break in Lubbock Independent School District for 2026-2027?
Spring Break in Lubbock Independent School District is scheduled from March 15 through March 19, 2027. Students and staff will return to school on March 22, 2027, which is also the start of the fourth nine weeks.
When is Christmas Break in Lubbock Independent School District for 2026-2027?
Christmas Break begins on December 18, 2026 and continues through January 4, 2027. Students return after the holiday following the staff professional development day on January 5.
When is Winter Break in Lubbock Independent School District for 2026-2027?
Winter Break in Lubbock Independent School District runs from December 18, 2026, through January 4, 2027, providing students and staff with an extended holiday vacation.
When is Thanksgiving Break in Lubbock Independent School District for 2026-2027?
Thanksgiving Break includes November 23-25, 2026 as Student Holiday/FLEX Days and November 26-27, 2026 as Student and Staff Holidays.
When is the last day of school in Lubbock Independent School District for 2026-2027?
The last day of school for students is May 27, 2027. Students will have an early dismissal on this date.
When does professional development take place during the 2026-2027 school year?
Professional development is scheduled for August 3-11, 2026, September 28, 2026, January 5, 2027, February 12, 2027, March 12, 2027, May 3, 2027, and May 28, 2027.
When does each nine weeks grading period begin in Lubbock Independent School District?
The grading periods begin on August 12, 2026 (1st Nine Weeks), October 13, 2026 (2nd Nine Weeks), January 6, 2027 (3rd Nine Weeks), and March 22, 2027 (4th Nine Weeks).
When is Labor Day observed in Lubbock Independent School District during 2026-2027?
Labor Day is observed on September 7, 2026. There will be no school for students or staff.
Will Lubbock Independent School District have classes on Martin Luther King Jr. Day?
No. January 18, 2027 is Martin Luther King Jr. Day and is a student and staff holiday.
When is Presidents' Day in Lubbock Independent School District for 2026-2027?
Presidents' Day will be observed on February 15, 2027. Schools will be closed for both students and staff.
When is the STAAR testing window for the 2026-2027 school year?
The STAAR testing window is scheduled from April 5 through April 30, 2027.
Are there any weather make-up days in the Lubbock Independent School District 2026-2027 calendar?
Yes. March 29, 2027 and April 29-30, 2027 are designated as Student and Staff Holiday/Weather Make-up Days if needed.
When is Fall Break in Lubbock Independent School District for 2026-2027?
Fall Break is observed on November 2, 2026, when students and staff have the day off.