Official School Calendar for Academic Year 2025-2026
Calallen ISD 25-26 2026–27 calendar dates
| Date | Event |
|---|---|
| Aug 1, 2025 | New Teacher Orientation |
| Aug 4-5, 2025 | New Teacher Orientation |
| Aug 6-8, 2025 | Staff Development / Professional Development |
| Aug 11-12, 2025 | Staff Development / Professional Development |
| Aug 13, 2025 | First Day of School |
| Sep 1, 2025 | Labor Day (School Holiday) |
| Sep 29, 2025 | Staff Development / Student Holiday |
| Oct 10, 2025 | End of 1st 9 Weeks |
| Oct 13, 2025 | Staff Development / Student Holiday |
| Oct 17, 2025 | Early Release |
| Oct 24, 2025 | Early Release |
| Nov 24, 2025 | Student Holiday / PD FLEX Day |
| Nov 25-28, 2025 | Thanksgiving Break |
| Dec 1, 2025 | Staff Development / Student Holiday |
| Dec 19, 2025 | End of 2nd 9 Weeks |
| Dec 22, 2025 - Jan 2, 2026 | Christmas Break |
| Jan 12-16, 2026 | Livestock Show |
| Jan 19, 2026 | Martin Luther King Jr. Day |
| Feb 9, 2026 | Staff Development / Student Holiday |
| Mar 6, 2026 | End of 3rd 9 Weeks |
| Mar 9-13, 2026 | Spring Break |
| Apr 3, 2026 | Easter Break |
| May 21, 2026 | Seniors' Last Day |
| May 23, 2026 | Graduation |
| May 25, 2026 | Memorial Day |
| May 29, 2026 | End of 4th 9 Weeks |
| May 29, 2026 | Last Day of School |
| Jun 1-2, 2026 | Staff Development |
Calallen ISD Calendar 25-26 pdf FAQs
When is the first day of school in Calallen ISD for 2025-2026?
The first day of school for students in Calallen ISD is August 13, 2025.
When is Spring Break in Calallen ISD for 2025-2026?
Spring Break will be held from March 9 through March 13, 2026. Students return to class on March 16, 2026.
When is Christmas Break in Calallen ISD for 2025-2026?
Christmas Break begins on December 22, 2025 and continues through January 2, 2026.
When is Winter Break in Calallen ISD for 2025-2026?
Winter Break in Calallen ISD is scheduled from December 22, 2025, through January 2, 2026.
When is Thanksgiving Break in Calallen ISD for 2025-2026?
Thanksgiving Break will take place from November 25 through November 28, 2025. November 24 is a Student Holiday/PD Flex Day.
When is the last day of school in Calallen ISD for 2025-2026?
The last day of school for students is May 29, 2026.
When is Labor Day in Calallen ISD for 2025-2026?
Labor Day is observed on September 1, 2025, and there will be no school.
When is Martin Luther King Jr. Day in Calallen ISD for 2025-2026?
Martin Luther King Jr. Day will be observed on January 19, 2026, and schools will be closed.
When is Easter Break in Calallen ISD for 2025-2026?
Easter Break is scheduled for April 3, 2026.
When is Memorial Day in Calallen ISD for 2025-2026?
Memorial Day will be observed on May 25, 2026, and there will be no school.
When are the Staff Development days in Calallen ISD for 2025-2026?
Staff Development days include August 6-8, August 11-12, September 29, October 13, December 1, February 9, and June 1-2, 2026.
When does the first grading period end in Calallen ISD for 2025-2026?
The first nine weeks grading period ends on October 10, 2025.
When does the second grading period end in Calallen ISD for 2025-2026?
The second nine weeks grading period ends on December 19, 2025.
When does the third grading period end in Calallen ISD for 2025-2026?
The third nine weeks grading period ends on March 6, 2026.
When does the fourth grading period end in Calallen ISD for 2025-2026?
The fourth nine weeks grading period ends on May 29, 2026, which is also the last day of school.
When is graduation for Calallen ISD in 2025-2026?
Graduation is scheduled for May 23, 2026.
When is the Seniors' Last Day in Calallen ISD for 2025-2026?
Seniors' Last Day is May 21, 2026.
When is the Livestock Show in Calallen ISD for 2025-2026?
The Livestock Show is scheduled from January 12 through January 16, 2026.
Dates can change after publication. Read our calendar disclaimer.