Mcmullen County ISD Calendar 2026-2027

Mcmullen County · Corpus Christi area (Region 2)

First day of schoolAugust 4, 2026
Labor DaySeptember 7, 2026
Thanksgiving breakNovember 23–27, 2026
Winter breakDecember 18, 2026 – January 3, 2027
Spring breakMarch 15–19, 2027
Last day of schoolMay 19, 2027

Last updated September 18, 2026

Interactive calendar

Browse the key dates month by month — colored markers show each event.

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Mcmullen County ISD Calendar for the Year 26-27

Mcmullen County ISD Calendar for the Year 26-27 — key dates

https://www.mcisd.us — Source: Mcmullen County ISD (mcisd.us) ↗

First day: Tuesday, August 4, 2026

Calendar Dates

Staff Development & Planning DaysJul 27 — Jul 31Teacher Day
Staff Development DayAug 3, 2026Teacher Day
First Day of SchoolAug 4, 2026School Opens
Six Weeks #1 BeginsAug 4, 2026Grading
Labor Day HolidaySep 7, 2026No School
Six Weeks #1 EndsSep 18, 2026Grading
Six Weeks #2 BeginsSep 22, 2026Grading
Six Weeks #2 EndsOct 29, 2026Grading
Staff Development DayOct 30, 2026Teacher Day
Six Weeks #3 BeginsNov 2, 2026Grading
Thanksgiving BreakNov 23 — Nov 27No School
STAAR EOC Retest Period StartsNov 30, 2026Event
Elem/JH UIL Students Only DayDec 2, 2026Event
STAAR EOC Retest Period EndsDec 11, 2026Event
Six Weeks #3 EndsDec 17, 2026Grading
Early Release DayDec 17, 2026Early Release
Christmas BreakDec 18 — Dec 31No School
Christmas Break (Cont.)Jan 1 — Jan 3No School
Staff Development DayJan 4, 2027Teacher Day
Six Weeks #4 BeginsJan 5, 2027Grading
County Stock Show HolidayJan 21 — Jan 22No School
Six Weeks #4 EndsFeb 12, 2027Grading
Six Weeks #5 BeginsFeb 16, 2027Grading
Spring BreakMar 15 — Mar 19No School
Good FridayMar 26, 2027No School
Easter MondayMar 29, 2027No School
Six Weeks #5 EndsApr 2, 2027Grading
Six Weeks #6 BeginsApr 5, 2027Grading
STAAR Testing StartsApr 5, 2027Event
STAAR Testing EndsApr 30, 2027Event
Six Weeks #6 EndsMay 19, 2027Grading
Last Day of SchoolMay 19, 2027School Closes
Early Release DayMay 19, 2027Early Release
GraduationMay 20, 2027Event
Staff Development DayMay 20, 2027Teacher Day
STAAR/TAKS Retest PeriodJun 14 — Jun 25Event

Frequently asked questions

When is the first day of school for Mcmullen County ISD in 2026-2027?

The first day of school for Mcmullen County ISD is Tuesday, August 4, 2026.

When is the last day of school for Mcmullen County ISD in 2026-2027?

The last day of school for Mcmullen County ISD is Wednesday, May 19, 2027.

When is Thanksgiving break for Mcmullen County ISD?

Mcmullen County ISD has Thanksgiving break from November 23 through 27, 2026.

When is winter break for Mcmullen County ISD?

Mcmullen County ISD's winter break runs from December 18 through January 3.

When is spring break for Mcmullen County ISD in 2026-2027?

Mcmullen County ISD's spring break is March 15 through 19, 2027.

Does Mcmullen County ISD have school on Labor Day?

No. Mcmullen County ISD is closed for Labor Day on Monday, September 7, 2026.