- First day of schoolAugust 13, 2026
- Labor DaySeptember 7, 2026
- Thanksgiving breakNovember 23–27, 2026
- Winter breakDecember 21, 2026 – January 1, 2027
- Spring breakMarch 15–19, 2027
- Last day of schoolMay 20, 2027
Last updated September 18, 2026
Interactive calendar
Browse the key dates month by month — colored markers show each event.
🎒 First day: Thursday, August 13, 2026
Calendar Dates
- Staff Comp Days / New Teacher OrientationAug 3 — Aug 4Teacher Day
- Staff InserviceAug 5 — Aug 12Teacher Day
- 1st Six Weeks BeginsAug 13, 2026Grading
- First Day of SchoolAug 13, 2026School Opens
- Labor Day HolidaySep 7, 2026No School
- Homecoming Early DismissalSep 18, 2026Early Release
- 1st Six Weeks EndsSep 25, 2026Grading
- Staff Inservice DaySep 28, 2026Teacher Day
- 2nd Six Weeks BeginsSep 29, 2026Grading
- Fall Festival Early DismissalOct 28, 2026Early Release
- 2nd Six Weeks EndsOct 30, 2026Grading
- Staff Inservice DayNov 2, 2026Teacher Day
- 3rd Six Weeks BeginsNov 3, 2026Grading
- Thanksgiving BreakNov 23 — Nov 27No School
- Staff Inservice DayDec 3, 2026Teacher Day
- Early Dismissal (2:00 PM)Dec 16 — Dec 17Early Release
- 3rd Six Weeks EndsDec 17, 2026Grading
- Staff Inservice DayDec 18, 2026Teacher Day
- Christmas BreakDec 21 — Dec 31No School
- Christmas Break (Continued)Jan 1, 2027No School
- Staff Inservice DayJan 4, 2027Teacher Day
- 4th Six Weeks BeginsJan 5, 2027Grading
- Staff Inservice DayFeb 12, 2027Teacher Day
- 4th Six Weeks EndsFeb 19, 2027Grading
- Staff Inservice DayFeb 22, 2027Teacher Day
- 5th Six Weeks BeginsFeb 23, 2027Grading
- Spring BreakMar 15 — Mar 19No School
- Easter HolidayMar 26, 2027No School
- Easter HolidayMar 29, 2027No School
- 5th Six Weeks EndsApr 9, 2027Grading
- Staff Inservice DayApr 12, 2027Teacher Day
- 6th Six Weeks BeginsApr 13, 2027Grading
- Early Dismissal (2:00 PM)May 18 — May 19Early Release
- 6th Six Weeks EndsMay 20, 2027Grading
- Last Day of School Early DismissalMay 20, 2027School Closes
- High School Graduation / Staff InserviceMay 21, 2027Teacher Day
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Frequently asked questions
When is the first day of school for Sonora ISD in 2026-2027?
The first day of school for Sonora ISD is Thursday, August 13, 2026.
When is the last day of school for Sonora ISD in 2026-2027?
The last day of school for Sonora ISD is Thursday, May 20, 2027.
When is Thanksgiving break for Sonora ISD?
Sonora ISD has Thanksgiving break from November 23 through 27, 2026.
When is winter break for Sonora ISD?
Sonora ISD's winter break runs from December 21 through January 1.
When is spring break for Sonora ISD in 2026-2027?
Sonora ISD's spring break is March 15 through 19, 2027.
Does Sonora ISD have school on Labor Day?
No. Sonora ISD is closed for Labor Day on Monday, September 7, 2026.
