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Del Valle ISD TX Calendar 26-27

  • 2026/27
  • Texas
  • 8 teacher days

The Del Valle ISD 2026–27 school year runs from Aug 12, 2026 to May 27, 2027. Breaks include Thanksgiving break Nov 23-27, winter break Dec 21-31, and spring break Mar 15-19. The table below lists all teacher workdays and holidays. Download the PDF calendar, or read the FAQs.

School year starts Wed, Aug 12, 2026 First Day of School
School year ends Thu, May 27, 2027 Last Day of School
Next key date Wed, Aug 12, 2026 Counts down once the school year is under way

Del Valle ISD 2026-27 calendar

Select a thumbnail to open it full size, zoom in, or download it.

Del Valle ISD school year calendar

Every published date for 2026–27, colour-coded by what happens that day.

  • First day of school
  • Last day of school
  • Holiday - school closed
  • Break / vacation
  • Teacher / professional day
  • Early release / half day
  • Testing / exams
  • Graduation
  • Other scheduled date

August 2026

  • Aug 3, 2026 — New Teacher Orientation
  • Aug 4, 2026 — Teacher Prep Day
  • Aug 5-10, 2026 — Staff Development
  • Aug 12, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Labor Day – Student/Staff Holiday

October 2026

  • Oct 2, 2026 — Staff Development – Student Holiday
  • Oct 23-26, 2026 — Formula 1 Day – Student/Staff Holiday

November 2026

  • Nov 6, 2026 — Staff Development – Student Holiday
  • Nov 23-27, 2026 — Thanksgiving Break – Student/Staff Holiday

December 2026

  • Dec 1-11, 2026 — STAAR EOC Testing
  • Dec 18, 2026 — Half-Day for Students
  • Dec 21-31, 2026 — Winter Break – Student/Staff Holiday

January 2027

  • Jan 1, 2027 — Winter Break – Student/Staff Holiday
  • Jan 4, 2027 — Staff Development – Student Holiday
  • Jan 18, 2027 — MLK Day – Student/Staff Holiday

February 2027

  • Feb 12, 2027 — Student/Staff Holiday
  • Feb 15, 2027 — Staff Development – Student Holiday (Bad Weather Day)

March 2027

  • Mar 15-19, 2027 — Spring Break – Student/Staff Holiday
  • Mar 26, 2027 — Easter Break – Student/Staff Holiday
  • Mar 29, 2027 — Easter Break – Student/Staff Holiday

April 2027

  • Apr 6-30, 2027 — STAAR Testing

May 2027

  • May 3, 2027 — Staff Development – Student Holiday (Bad Weather Day)
  • May 27, 2027 — Last Day of School
  • May 27, 2027 — Del Valle HS Graduation
  • May 28, 2027 — Teacher Prep Day
  • May 31, 2027 — District Closed – Memorial Day

June 2027

  • Jun 15-25, 2027 — STAAR EOC Testing

July 2027

Del Valle ISD teacher and staff days 2026/27

Students normally stay home on these days. Confirm with the district before making plans.

  • Jul 30-31, 2026 New Teacher Orientation District source
  • Aug 3, 2026 New Teacher Orientation District source
  • Aug 5-10, 2026 Staff Development District source
  • Oct 2, 2026 Staff Development – Student Holiday District source
  • Nov 6, 2026 Staff Development – Student Holiday District source
  • Jan 4, 2027 Staff Development – Student Holiday District source
  • Feb 15, 2027 Staff Development – Student Holiday (Bad Weather Day) District source
  • May 3, 2027 Staff Development – Student Holiday (Bad Weather Day) District source

Del Valle ISD breaks and holidays

School is closed to students on these dates.

  • Jul 1-3, 2026 District Closed Holiday
  • Sep 7, 2026 Labor Day – Student/Staff Holiday Holiday
  • Oct 23-26, 2026 Formula 1 Day – Student/Staff Holiday Holiday
  • Nov 23-27, 2026 Thanksgiving Break – Student/Staff Holiday Break
  • Dec 21-31, 2026 Winter Break – Student/Staff Holiday Break
  • Jan 1, 2027 Winter Break – Student/Staff Holiday Break
  • Jan 18, 2027 MLK Day – Student/Staff Holiday Holiday
  • Feb 12, 2027 Student/Staff Holiday Holiday
  • Mar 15-19, 2027 Spring Break – Student/Staff Holiday Break
  • Mar 26, 2027 Easter Break – Student/Staff Holiday Break
  • Mar 29, 2027 Easter Break – Student/Staff Holiday Break
  • May 31, 2027 District Closed – Memorial Day Holiday

Your checked 2026/27 Del Valle ISD planning calendar

How these dates are put together, and what to double-check before you book anything.

Useful now29 published dates for the 2026–27 school year, laid out month by month.
CheckedTaken from the district’s own published calendar, not retyped from memory.
Kept currentLast updated April 29, 2026.
Full term dates table

Del Valle ISD 2026–27 calendar dates

DateEvent
Jul 1-3, 2026District Closed
Jul 30-31, 2026New Teacher Orientation
Aug 3, 2026New Teacher Orientation
Aug 4, 2026Teacher Prep Day
Aug 5-10, 2026Staff Development
Aug 12, 2026First Day of School
Sep 7, 2026Labor Day – Student/Staff Holiday
Oct 2, 2026Staff Development – Student Holiday
Oct 23-26, 2026Formula 1 Day – Student/Staff Holiday
Nov 6, 2026Staff Development – Student Holiday
Nov 23-27, 2026Thanksgiving Break – Student/Staff Holiday
Dec 1-11, 2026STAAR EOC Testing
Dec 18, 2026Half-Day for Students
Dec 21-31, 2026Winter Break – Student/Staff Holiday
Jan 1, 2027Winter Break – Student/Staff Holiday
Jan 4, 2027Staff Development – Student Holiday
Jan 18, 2027MLK Day – Student/Staff Holiday
Feb 12, 2027Student/Staff Holiday
Feb 15, 2027Staff Development – Student Holiday (Bad Weather Day)
Mar 15-19, 2027Spring Break – Student/Staff Holiday
Mar 26, 2027Easter Break – Student/Staff Holiday
Mar 29, 2027Easter Break – Student/Staff Holiday
Apr 6-30, 2027STAAR Testing
May 3, 2027Staff Development – Student Holiday (Bad Weather Day)
May 27, 2027Last Day of School
May 27, 2027Del Valle HS Graduation
May 28, 2027Teacher Prep Day
May 31, 2027District Closed – Memorial Day
Jun 15-25, 2027STAAR EOC Testing

Del Valle ISD Calendar 2026-2027 FAQs

When is the first day of school in Del Valle ISD for 2026-2027?
The first day of school in Del Valle ISD for the 2026-2027 academic year is August 12, 2026.
When is Spring Break in Del Valle ISD for 2027?
Spring Break in Del Valle ISD is scheduled from March 15 to March 19, 2027.
When is Christmas Break in Del Valle ISD for 2026?
Christmas Break begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in Del Valle ISD for 2026-2027?
Winter Break in Del Valle ISD runs from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in Del Valle ISD for 2026?
Thanksgiving Break in Del Valle ISD is from November 23 through November 27, 2026.
When is the last day of school in Del Valle ISD for 2027?
The last day of school for Del Valle ISD students is May 27, 2027.
When is Labor Day holiday in Del Valle ISD for 2026?
Labor Day holiday in Del Valle ISD is September 7, 2026.
When is MLK Day in Del Valle ISD for 2027?
MLK Day in Del Valle ISD is observed on January 18, 2027.
When is the staff development day in Del Valle ISD during October 2026?
Staff Development Day is October 2, 2026 and students do not attend school.
When is the student half-day in Del Valle ISD during December 2026?
Students have a half-day on December 18, 2026.
When are STAAR EOC testing dates in Del Valle ISD for December 2026?
STAAR EOC testing is scheduled from December 1 to December 11, 2026.
When are STAAR EOC testing dates in Del Valle ISD for June 2027?
STAAR EOC testing takes place from June 15 to June 25, 2027.

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Del Valle ISD calendar FAQs

When is the first day of school in Del Valle ISD for 2026-2027?
The first day of school in Del Valle ISD for the 2026-2027 academic year is August 12, 2026.
When is Spring Break in Del Valle ISD for 2027?
Spring Break in Del Valle ISD is scheduled from March 15 to March 19, 2027.
When is Christmas Break in Del Valle ISD for 2026?
Christmas Break begins on December 21, 2026 and continues through January 1, 2027.
When is Winter Break in Del Valle ISD for 2026-2027?
Winter Break in Del Valle ISD runs from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in Del Valle ISD for 2026?
Thanksgiving Break in Del Valle ISD is from November 23 through November 27, 2026.
When is the last day of school in Del Valle ISD for 2027?
The last day of school for Del Valle ISD students is May 27, 2027.
When is Labor Day holiday in Del Valle ISD for 2026?
Labor Day holiday in Del Valle ISD is September 7, 2026.
When is MLK Day in Del Valle ISD for 2027?
MLK Day in Del Valle ISD is observed on January 18, 2027.
When is the staff development day in Del Valle ISD during October 2026?
Staff Development Day is October 2, 2026 and students do not attend school.
When is the student half-day in Del Valle ISD during December 2026?
Students have a half-day on December 18, 2026.
When are STAAR EOC testing dates in Del Valle ISD for December 2026?
STAAR EOC testing is scheduled from December 1 to December 11, 2026.
When are STAAR EOC testing dates in Del Valle ISD for June 2027?
STAAR EOC testing takes place from June 15 to June 25, 2027.

Dates can change after publication. Read our calendar disclaimer.