Home / School calendars / Texas / Sinton ISD TX Calendar 26-27

Texas school calendar

Sinton ISD TX Calendar 26-27

  • 2026/27
  • Texas
  • 2 teacher days

The Sinton ISD 2026–27 school year runs from Aug 13, 2026 to May 26, 2027. Breaks include Thanksgiving break Nov 23-27, winter break Dec 21-31, and spring break Mar 8-12. The table below lists all teacher workdays, early release days, and holidays. Download the PDF calendar, or read the FAQs.

School year starts Thu, Aug 13, 2026 First Day of School
School year ends Wed, May 26, 2027 Last Day of School
Next key date Thu, Aug 13, 2026 Counts down once the school year is under way

Sinton ISD 2026-27 calendar

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

Sinton 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
  • Parent-teacher conference
  • Testing / exams
  • Graduation
  • Other scheduled date

August 2026

  • Aug 3-7, 2026 — New Employee Orientation
  • Aug 10, 2026 — Teacher Work Day
  • Aug 11, 2026 — Campus Professional
  • Aug 12, 2026 — Development & Planning
  • Aug 13, 2026 — First Day of School

September 2026

  • Sep 7, 2026 — Labor Day Holiday
  • Sep 14, 2026 — Campus Professional
  • Sep 25, 2026 — Teacher Work Day / Early Release

October 2026

  • Oct 9, 2026 — Development & Planning
  • Oct 12, 2026 — Campus Professional
  • Oct 13, 2026 — Development & Planning
  • Oct 16, 2026 — Teacher Work Day / Early Release
  • Oct 19, 2026 — Parent Teacher Conference

November 2026

  • Nov 20, 2026 — Teacher Work Day / Early Release
  • Nov 23-27, 2026 — Thanksgiving Break

December 2026

  • Dec 1-4, 2026 — School Holiday
  • Dec 7, 2026 — Campus Professional
  • Dec 18, 2026 — Teacher Work Day / Early Release
  • Dec 21-31, 2026 — Winter Break

January 2027

  • Jan 1, 2027 — Winter Break
  • Jan 4, 2027 — School Holiday
  • Jan 5, 2027 — Teacher Work Day / Development & Planning
  • Jan 18, 2027 — School Holiday
  • Jan 28-29, 2027 — School Holiday

February 2027

  • Feb 15, 2027 — Parent Teacher Conference

March 2027

  • Mar 5, 2027 — Development & Planning
  • Mar 8-12, 2027 — Spring Break
  • Mar 15, 2027 — Campus Professional
  • Mar 16, 2027 — Development & Planning
  • Mar 26, 2027 — School Holiday

April 2027

  • Apr 6-7, 2027 — STAAR / EOC Testing
  • Apr 13-15, 2027 — STAAR / EOC Testing
  • Apr 20-21, 2027 — STAAR / EOC Testing

May 2027

  • May 27-28, 2027 — Teacher Work Day / Early Release
  • May 28, 2027 — Graduation
  • May 31, 2027 — Memorial Day Holiday
  • May 26, 2027 — Last Day of School

June 2027

  • Jun 1-17, 2027 — Summer School

July 2027

Sinton ISD teacher and staff days 2026/27

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

  • Aug 10, 2026 Teacher Work Day District source
  • Jan 5, 2027 Teacher Work Day / Development & Planning District source

Sinton ISD breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 Labor Day Holiday Holiday
  • Nov 23-27, 2026 Thanksgiving Break Break
  • Dec 1-4, 2026 School Holiday Holiday
  • Dec 21-31, 2026 Winter Break Break
  • Jan 1, 2027 Winter Break Break
  • Jan 4, 2027 School Holiday Holiday
  • Jan 18, 2027 School Holiday Holiday
  • Jan 28-29, 2027 School Holiday Holiday
  • Mar 8-12, 2027 Spring Break Break
  • Mar 26, 2027 School Holiday Holiday
  • Mar 29, 2027 School Holiday Holiday
  • May 31, 2027 Memorial Day Holiday Holiday

Your checked 2026/27 Sinton ISD planning calendar

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

Useful now39 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 July 12, 2026.
Full term dates table

Sinton ISD 2026–27 calendar dates

DateEvent
Aug 3-7, 2026New Employee Orientation
Aug 10, 2026Teacher Work Day
Aug 11, 2026Campus Professional
Aug 12, 2026Development & Planning
Aug 13, 2026First Day of School
Sep 7, 2026Labor Day Holiday
Sep 14, 2026Campus Professional
Sep 25, 2026Teacher Work Day / Early Release
Oct 9, 2026Development & Planning
Oct 12, 2026Campus Professional
Oct 13, 2026Development & Planning
Oct 16, 2026Teacher Work Day / Early Release
Oct 19, 2026Parent Teacher Conference
Nov 20, 2026Teacher Work Day / Early Release
Nov 23-27, 2026Thanksgiving Break
Dec 1-4, 2026School Holiday
Dec 7, 2026Campus Professional
Dec 18, 2026Teacher Work Day / Early Release
Dec 21-31, 2026Winter Break
Jan 1, 2027Winter Break
Jan 4, 2027School Holiday
Jan 5, 2027Teacher Work Day / Development & Planning
Jan 18, 2027School Holiday
Jan 28-29, 2027School Holiday
Feb 15, 2027Parent Teacher Conference
Mar 5, 2027Development & Planning
Mar 8-12, 2027Spring Break
Mar 15, 2027Campus Professional
Mar 16, 2027Development & Planning
Mar 26, 2027School Holiday
Mar 29, 2027School Holiday
Apr 6-7, 2027STAAR / EOC Testing
Apr 13-15, 2027STAAR / EOC Testing
Apr 20-21, 2027STAAR / EOC Testing
May 27-28, 2027Teacher Work Day / Early Release
May 28, 2027Graduation
May 31, 2027Memorial Day Holiday
Jun 1-17, 2027Summer School
May 26, 2027Last Day of School

Sinton ISD Calendar 26-27 pdf FAQs

When is the first day of school in Sinton ISD for the 2026-2027 school year?
The first day of school for students in Sinton ISD is Thursday, August 13, 2026.
When is Spring Break in Sinton ISD for 2026-2027?
Spring Break in Sinton ISD is scheduled from March 8 through March 12, 2027. Students also have school holidays on March 26 and March 29, 2027.
When is Christmas Break in Sinton ISD for 2026-2027?
Christmas Break begins on December 21, 2026 and continues through January 4, 2027. Classes resume after the teacher work day on January 5, 2027.
When is Winter Break in Sinton ISD for 2026-2027?
Winter Break runs from December 21, 2026, through January 4, 2027, including the Christmas and New Year holidays.
When is Thanksgiving Break in Sinton ISD for 2026-2027?
Thanksgiving Break is scheduled from November 23 through November 27, 2026.
What is the last day of school in Sinton ISD for the 2026-2027 school year?
The last instructional day for students in Sinton ISD is Wednesday, May 26, 2027.
When is Labor Day holiday in Sinton ISD during the 2026-2027 school year?
Sinton ISD observes Labor Day on September 7, 2026, and there are no classes.
When is Memorial Day holiday in Sinton ISD for 2026-2027?
Memorial Day is observed on May 31, 2027.
When are Teacher Work Days in Sinton ISD for the 2026-2027 school year?
Teacher Work Days are scheduled on August 10, September 25, October 16, November 20, December 18, January 5, May 27, and May 28, 2027.
When are Parent-Teacher Conferences in Sinton ISD during 2026-2027?
Parent-Teacher Conferences are scheduled for October 19, 2026 and February 15, 2027.
When are STAAR/EOC testing dates in Sinton ISD for the 2026-2027 school year?
STAAR/EOC testing is scheduled for April 6-7, April 13-15, and April 20-21, 2027.
When is Graduation for Sinton ISD in 2027?
Graduation for Sinton ISD is scheduled for May 28, 2027.
When is Summer School in Sinton ISD for 2027?
Summer School is scheduled from June 1 through June 17, 2027.
When do new employees report for Sinton ISD in 2026?
New Employee Orientation is scheduled from August 3 through August 7, 2026.
When are Development & Planning days in Sinton ISD during the 2026-2027 school year?
Development & Planning days are scheduled on August 12, October 9, October 13, January 5, and March 5 & 16, 2027.

Useful next steps

Switch school, download the calendar, or compare against other districts in Texas.

All Texas calendars Download this calendar School supply list Switch state

Sinton ISD calendar FAQs

When is the first day of school in Sinton ISD for the 2026-2027 school year?
The first day of school for students in Sinton ISD is Thursday, August 13, 2026.
When is Spring Break in Sinton ISD for 2026-2027?
Spring Break in Sinton ISD is scheduled from March 8 through March 12, 2027. Students also have school holidays on March 26 and March 29, 2027.
When is Christmas Break in Sinton ISD for 2026-2027?
Christmas Break begins on December 21, 2026 and continues through January 4, 2027. Classes resume after the teacher work day on January 5, 2027.
When is Winter Break in Sinton ISD for 2026-2027?
Winter Break runs from December 21, 2026, through January 4, 2027, including the Christmas and New Year holidays.
When is Thanksgiving Break in Sinton ISD for 2026-2027?
Thanksgiving Break is scheduled from November 23 through November 27, 2026.
What is the last day of school in Sinton ISD for the 2026-2027 school year?
The last instructional day for students in Sinton ISD is Wednesday, May 26, 2027.
When is Labor Day holiday in Sinton ISD during the 2026-2027 school year?
Sinton ISD observes Labor Day on September 7, 2026, and there are no classes.
When is Memorial Day holiday in Sinton ISD for 2026-2027?
Memorial Day is observed on May 31, 2027.
When are Teacher Work Days in Sinton ISD for the 2026-2027 school year?
Teacher Work Days are scheduled on August 10, September 25, October 16, November 20, December 18, January 5, May 27, and May 28, 2027.
When are Parent-Teacher Conferences in Sinton ISD during 2026-2027?
Parent-Teacher Conferences are scheduled for October 19, 2026 and February 15, 2027.
When are STAAR/EOC testing dates in Sinton ISD for the 2026-2027 school year?
STAAR/EOC testing is scheduled for April 6-7, April 13-15, and April 20-21, 2027.
When is Graduation for Sinton ISD in 2027?
Graduation for Sinton ISD is scheduled for May 28, 2027.
When is Summer School in Sinton ISD for 2027?
Summer School is scheduled from June 1 through June 17, 2027.
When do new employees report for Sinton ISD in 2026?
New Employee Orientation is scheduled from August 3 through August 7, 2026.
When are Development & Planning days in Sinton ISD during the 2026-2027 school year?
Development & Planning days are scheduled on August 12, October 9, October 13, January 5, and March 5 & 16, 2027.

Dates can change after publication. Read our calendar disclaimer.