Collinsville ISD Calendar 2026-2027
Grayson County · Richardson area (Region 10)
- First day of schoolAugust 3, 2026
- Labor DaySeptember 7, 2026
- Thanksgiving breakNovember 23–27, 2026
- Winter breakDecember 17, 2026 – January 3, 2027
- Spring breakMarch 15–19, 2027
- Memorial DayMay 31, 2027
- Last day of schoolMay 25, 2027
Last updated September 18, 2026
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Frequently asked questions
When is the first day of school for Collinsville ISD in 2026-2027?
The first day of school for Collinsville ISD is Monday, August 3, 2026.
When is the last day of school for Collinsville ISD in 2026-2027?
The last day of school for Collinsville ISD is Tuesday, May 25, 2027.
When is Thanksgiving break for Collinsville ISD?
Collinsville ISD has Thanksgiving break from November 23 through 27, 2026.
When is winter break for Collinsville ISD?
Collinsville ISD's winter break runs from December 17 through January 3.
When is spring break for Collinsville ISD in 2026-2027?
Collinsville ISD's spring break is March 15 through 19, 2027.
Does Collinsville ISD have school on Labor Day?
No. Collinsville ISD is closed for Labor Day on Monday, September 7, 2026.
Does Collinsville ISD have school on Memorial Day?
No. Collinsville ISD is closed for Memorial Day on Monday, May 31, 2027.
When are the inservice and professional development days in COLLINSVILLE I.S.D. for 2026-2027?
Inservice and professional development days are July 27-30, August 14, September 4, October 9, and November 13, 2026, as well as January 4, February 12, March 12, and May 28, 2027.
When is the staff exchange day in COLLINSVILLE I.S.D. for 2026-2027?
The staff exchange day is April 16, 2027.
When are the bad weather days in COLLINSVILLE I.S.D. for 2026-2027?
The scheduled bad weather days are May 26 and May 27, 2027.
When does the first grading period end in COLLINSVILLE I.S.D. for 2026-2027?
The first grading period runs from August 3 through October 8, 2026.
When does the second grading period end in COLLINSVILLE I.S.D. for 2026-2027?
The second grading period runs from October 12 through December 16, 2026.
When is the third grading period in COLLINSVILLE I.S.D. for 2026-2027?
The third grading period runs from January 5 through March 11, 2027.
When is the fourth grading period in COLLINSVILLE I.S.D. for 2026-2027?
The fourth grading period runs from March 22 through May 25, 2027.