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Dilley ISD Calendar 2026-2027

Frio County · San Antonio area (Region 20)

  • First day of schoolAugust 11, 2026
  • Labor DaySeptember 7, 2026
  • Thanksgiving breakNovember 23–27, 2026
  • Winter breakDecember 21, 2026 – January 3, 2027
  • MLK Jr. DayJanuary 18, 2027
  • Spring breakMarch 8–12, 2027
  • Last day of schoolMay 26, 2027

Last updated September 18, 2026

Interactive calendar

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

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    Printable Calendar PDF

    Official Calendar

    Source: DILLEY ISD (dilleyisd.net) ↗
    First day: Tuesday, August 11, 2026

    Calendar Dates

    • New Teacher OrientationJul 28 — Jul 30Teacher Day
    • Professional DevelopmentAug 3 — Aug 10Teacher Day
    • First Day of SchoolAug 11, 2026School Opens
    • District-Wide Early Release - 12:30 p.m.Aug 21, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Aug 28, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Sep 4, 2026Early Release
    • Labor DaySep 7, 2026No School
    • Student Early Release/Professional Development - 12:30 p.m.Sep 18, 2026Teacher Day
    • District-Wide Early Release - 12:30 p.m.Sep 25, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Oct 2, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Oct 9, 2026Early Release
    • Columbus DayOct 12, 2026No School
    • District-Wide Early Release - 12:30 p.m.Oct 23, 2026Early Release
    • Student Early Release/Professional Development - 12:30 p.m.Oct 30, 2026Teacher Day
    • District-Wide Early Release - 12:30 p.m.Nov 6, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Nov 13, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Nov 20, 2026Early Release
    • Thanksgiving BreakNov 23 — Nov 27No School
    • STAAR End-of-Course AssessmentsDec 1 — Dec 12Event
    • District-Wide Early Release - 12:30 p.m.Dec 4, 2026Early Release
    • District-Wide Early Release - 12:30 p.m.Dec 11, 2026Early Release
    • Student Early Release/Professional Development - 12:30 p.m.Dec 17, 2026Teacher Day
    • District-Wide Early Release - 12:30 p.m.Dec 18, 2026Early Release
    • Christmas and New Year BreakDec 21 — Jan 3No School
    • Professional DevelopmentJan 4, 2027Teacher Day
    • District-Wide Early Release - 12:30 p.m.Jan 15, 2027Early Release
    • Martin Luther King Jr. DayJan 18, 2027No School
    • District-Wide Early Release - 12:30 p.m.Jan 27, 2027Early Release
    • Stock Show HolidayJan 28 — Jan 29No School
    • Bad Weather/Makeup DayJan 29, 2027Event
    • District-Wide Early Release - 12:30 p.m.Feb 5, 2027Early Release
    • District-Wide Early Release - 12:30 p.m.Feb 12, 2027Early Release
    • Presidents' DayFeb 15, 2027No School
    • TELPAS Assessment WindowFeb 16 — Mar 27Event
    • Student Early Release/Professional Development - 12:30 p.m.Feb 26, 2027Teacher Day
    • District-Wide Early Release - 12:30 p.m.Mar 5, 2027Early Release
    • Spring BreakMar 8 — Mar 12No School
    • STAAR Alternate 2 Assessment WindowMar 16 — Apr 17Event
    • Student Early Release/Professional Development - 12:30 p.m.Mar 19, 2027Teacher Day
    • Good Friday and Bad Weather/Makeup DayMar 26, 2027No School
    • Easter HolidayMar 29, 2027No School
    • STAAR Reading Language Arts, English I and English II AssessmentsApr 6 — Apr 17Event
    • Student Early Release/Professional Development - 12:30 p.m.Apr 9, 2027Teacher Day
    • STAAR Science, Social Studies, Biology and U.S. History AssessmentsApr 13 — Apr 24Event
    • District-Wide Early Release - 12:30 p.m.Apr 16, 2027Early Release
    • STAAR Mathematics and Algebra I AssessmentsApr 20 — May 1Event
    • District-Wide Early Release - 12:30 p.m.Apr 23, 2027Early Release
    • District-Wide Early Release - 12:30 p.m.Apr 30, 2027Early Release
    • District-Wide Early Release - 12:30 p.m.May 7, 2027Early Release
    • District-Wide Early Release - 12:30 p.m.May 14, 2027Early Release
    • District-Wide Early Release - 12:30 p.m.May 21, 2027Early Release
    • Last Day of SchoolMay 26, 2027School Closes
    • Professional DevelopmentMay 27 — May 28Teacher Day
    • GraduationMay 28, 2027Event

    Frequently asked questions

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

    The first day of school for Dilley ISD is Tuesday, August 11, 2026.

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

    The last day of school for Dilley ISD is Wednesday, May 26, 2027.

    When is Thanksgiving break for Dilley ISD?

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

    When is winter break for Dilley ISD?

    Dilley ISD's winter break runs from December 21 through January 3.

    When is spring break for Dilley ISD in 2026-2027?

    Dilley ISD's spring break is March 8 through 12, 2027.

    Does Dilley ISD have school on Martin Luther King Jr. Day?

    No. Dilley ISD is closed for Martin Luther King Jr. Day on Monday, January 18, 2027.

    Does Dilley ISD have school on Labor Day?

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

    When is Columbus Day in Dilley Independent School District for 2026-2027?

    Dilley Independent School District will observe Columbus Day on October 12, 2026.

    When is Presidents' Day in Dilley Independent School District for 2026-2027?

    Dilley Independent School District will observe Presidents' Day on February 15, 2027.

    When is the Stock Show holiday in Dilley Independent School District for 2026-2027?

    The Stock Show holiday in Dilley Independent School District is from January 28 through January 29, 2027.

    When is Good Friday in Dilley Independent School District for 2026-2027?

    Good Friday is scheduled for March 26, 2027. This date is also listed as a bad weather or makeup day.

    When is the Easter holiday in Dilley Independent School District for 2026-2027?

    The Easter holiday in Dilley Independent School District is March 29, 2027.

    When are the bad weather or makeup days in Dilley Independent School District for 2026-2027?

    The bad weather or makeup days are January 29 and March 26, 2027.

    When are the professional development days in Dilley Independent School District for 2026-2027?

    Professional development is scheduled for August 3-10, 2026, January 4, 2027, and May 27-28, 2027.

    When is new teacher orientation in Dilley Independent School District for 2026-2027?

    New teacher orientation is scheduled for July 28 through July 30, 2026.

    When are student early release and professional development days in Dilley Independent School District for 2026-2027?

    Student early release and professional development days at 12:30 p.m. are September 18, October 30, and December 17, 2026, plus February 26 and March 19, 2027.

    When is graduation in Dilley Independent School District for 2026-2027?

    Graduation is scheduled for May 28, 2027, and is subject to change if needed.

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