Official School Calendar for Academic Year 2026-2027
Callisburg ISD 2026–27 calendar dates
| Date | Event |
|---|---|
| Aug 4, 2026 | Staff Start Date |
| Aug 12, 2026 | First Day of School |
| Sep 7, 2026 | Labor Day |
| Sep 21, 2026 | Teacher Workday |
| Oct 12, 2026 | Columbus Day |
| Nov 2, 2026 | Teacher Workday |
| Nov 23-27, 2026 | Thanksgiving Break |
| Dec 21, 2026-Jan 1, 2027 | Christmas Break |
| Jan 4, 2027 | Teacher Workday |
| Jan 18, 2027 | MLK Day |
| Feb 8-12, 2027 | Winter Break |
| Feb 22, 2027 | Teacher Workday |
| Mar 15-19, 2027 | Spring Break |
| Mar 26, 2027 | Good Friday |
| Mar 26, 2027 | Bad Weather Day |
| Apr 9, 2027 | Teacher Workday |
| May 19, 2027 | Last Day of School |
| May 20, 2027 | Staff End Date |
| May 21, 2027 | Graduation |
| May 21, 2027 | Bad Weather Day |
Callisburg ISD Calendar 26-27 Revised FAQs
When is the first day of school in Callisburg ISD for 2026-2027?
The first day of school for Callisburg ISD students is August 12, 2026.
When is Thanksgiving Break in Callisburg ISD for 2026-2027?
Thanksgiving Break in Callisburg ISD is from November 23 through November 27, 2026.
When is Christmas Break in Callisburg ISD for 2026-2027?
Christmas Break in Callisburg ISD is from December 21, 2026, through January 1, 2027.
When is Winter Break in Callisburg ISD for 2026-2027?
Winter Break in Callisburg ISD is from February 8 through February 12, 2027.
When is Spring Break in Callisburg ISD for 2026-2027?
Spring Break in Callisburg ISD is from March 15 through March 19, 2027.
When is the last day of school in Callisburg ISD for 2026-2027?
The last day of school for Callisburg ISD students is May 19, 2027.
When is Labor Day in Callisburg ISD for 2026-2027?
Callisburg ISD will observe Labor Day on September 7, 2026.
When is Columbus Day in Callisburg ISD for 2026-2027?
Callisburg ISD will observe Columbus Day on October 12, 2026.
When is Martin Luther King Jr. Day in Callisburg ISD for 2026-2027?
Callisburg ISD will observe Martin Luther King Jr. Day on January 18, 2027.
When is Good Friday in Callisburg ISD for 2026-2027?
Good Friday is scheduled for March 26, 2027, in the Callisburg ISD calendar.
When are the teacher workdays in Callisburg ISD for 2026-2027?
Teacher workdays are scheduled for September 21, 2026; November 2, 2026; January 4, 2027; February 22, 2027; and April 9, 2027.
When are the bad weather days in Callisburg ISD for 2026-2027?
The designated bad weather days are March 26 and May 21, 2027.
When is graduation in Callisburg ISD for 2026-2027?
Callisburg ISD graduation is scheduled for May 21, 2027.
When does the Callisburg ISD staff year begin and end in 2026-2027?
The staff starting date is August 4, 2026, and the staff ending date is May 20, 2027.
Dates can change after publication. Read our calendar disclaimer.