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San Marcos CISD TX Calendar 26-27

  • 2026/27
  • Texas
  • 11 teacher days

The San Marcos CISD 2026–27 school year runs from Aug 19, 2026 to May 27, 2027. Breaks include Thanksgiving break Nov 23-27 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 19, 2026 First Day of School
School year ends Thu, May 27, 2027 Last Day of School
Next key date Wed, Aug 19, 2026 Counts down once the school year is under way

San Marcos CISD 2026-27 calendar

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

San Marcos CISD 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
  • Graduation
  • Other scheduled date

August 2026

  • Aug 3-4, 2026 — New Teacher Orientation
  • Aug 5-6, 2026 — Professional Learning
  • Aug 7, 2026 — Staff Work Day
  • Aug 10-14, 2026 — Professional Learning
  • Aug 17, 2026 — Staff Work Day

September 2026

  • Sep 7, 2026 — District Holiday
  • Sep 25, 2026 — Parent Community Day

October 2026

  • Oct 8, 2026 — Professional Learning
  • Oct 9, 2026 — District Holiday
  • Oct 12, 2026 — District Holiday

November 2026

  • Nov 23-27, 2026 — District Holiday (Thanksgiving Break)

December 2026

  • Dec 18, 2026 — Professional Learning
  • Dec 21-25, 2026 — District Holiday
  • Dec 28-31, 2026 — District Holiday

January 2027

  • Jan 1, 2027 — District Holiday
  • Jan 4, 2027 — Staff Work Day
  • Jan 5, 2027 — Professional Learning
  • Jan 18, 2027 — District Holiday

February 2027

  • Feb 12, 2027 — Parent Community Day
  • Feb 15, 2027 — District Holiday

March 2027

  • Mar 15-19, 2027 — District Holiday (Spring Break)
  • Mar 26, 2027 — District Holiday

April 2027

  • Apr 23, 2027 — Professional Learning

May 2027

  • May 27, 2027 — Last Day of School
  • May 28, 2027 — Staff Work Day / Class of 2027 Graduation

June 2027

July 2027

San Marcos CISD teacher and staff days 2026/27

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

  • Aug 3-4, 2026 New Teacher Orientation District source
  • Aug 5-6, 2026 Professional Learning District source
  • Aug 7, 2026 Staff Work Day District source
  • Aug 10-14, 2026 Professional Learning District source
  • Aug 17, 2026 Staff Work Day District source
  • Aug 18, 2026 Professional Learning District source
  • Oct 8, 2026 Professional Learning District source
  • Dec 18, 2026 Professional Learning District source
  • Jan 4, 2027 Staff Work Day District source
  • Jan 5, 2027 Professional Learning District source
  • Apr 23, 2027 Professional Learning District source

San Marcos CISD breaks and holidays

School is closed to students on these dates.

  • Sep 7, 2026 District Holiday Holiday
  • Oct 9, 2026 District Holiday Holiday
  • Oct 12, 2026 District Holiday Holiday
  • Nov 23-27, 2026 District Holiday (Thanksgiving Break) Break
  • Dec 21-25, 2026 District Holiday Holiday
  • Dec 28-31, 2026 District Holiday Holiday
  • Jan 1, 2027 District Holiday Holiday
  • Jan 18, 2027 District Holiday Holiday
  • Feb 15, 2027 District Holiday Holiday
  • Mar 15-19, 2027 District Holiday (Spring Break) Break
  • Mar 26, 2027 District Holiday Holiday

Your checked 2026/27 San Marcos CISD planning calendar

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

Useful now27 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

San Marcos CISD 2026–27 calendar dates

DateEvent
Aug 3-4, 2026New Teacher Orientation
Aug 5-6, 2026Professional Learning
Aug 7, 2026Staff Work Day
Aug 10-14, 2026Professional Learning
Aug 17, 2026Staff Work Day
Aug 18, 2026Professional Learning
Aug 19, 2026First Day of School
Sep 7, 2026District Holiday
Sep 25, 2026Parent Community Day
Oct 8, 2026Professional Learning
Oct 9, 2026District Holiday
Oct 12, 2026District Holiday
Nov 23-27, 2026District Holiday (Thanksgiving Break)
Dec 18, 2026Professional Learning
Dec 21-25, 2026District Holiday
Dec 28-31, 2026District Holiday
Jan 1, 2027District Holiday
Jan 4, 2027Staff Work Day
Jan 5, 2027Professional Learning
Jan 18, 2027District Holiday
Feb 12, 2027Parent Community Day
Feb 15, 2027District Holiday
Mar 15-19, 2027District Holiday (Spring Break)
Mar 26, 2027District Holiday
Apr 23, 2027Professional Learning
May 27, 2027Last Day of School
May 28, 2027Staff Work Day / Class of 2027 Graduation

San Marcos CISD Calendar 2026-2027 – Frequently Asked Questions

When is the first day of school in San Marcos CISD Calendar 2026-2027?
The first day of school for San Marcos CISD in the 2026-2027 school calendar is August 19, 2026.
When is Spring Break in San Marcos CISD Calendar 2026-2027?
Spring Break for San Marcos CISD in the 2026-2027 school year is scheduled from March 15 to March 19, 2027.
When is Christmas Break in San Marcos CISD Calendar 2026-2027?
Christmas Break in San Marcos CISD for the 2026-2027 school year runs from December 21 to December 25, 2026.
When is Winter Break in San Marcos CISD Calendar 2026-2027?
Winter Break for San Marcos CISD students during the 2026-2027 academic year is from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in San Marcos CISD Calendar 2026-2027?
Thanksgiving Break for San Marcos CISD in the 2026-2027 school calendar is from November 23 to November 27, 2026.
When is the last day of school in San Marcos CISD Calendar 2026-2027?
The last day of school for students in San Marcos CISD for the 2026-2027 school year is May 27, 2027.
When is Labor Day holiday in San Marcos CISD Calendar 2026-2027?
Labor Day holiday in San Marcos CISD for the 2026-2027 academic year is September 7, 2026.
When is Martin Luther King Jr. Day holiday in San Marcos CISD Calendar 2026-2027?
Martin Luther King Jr. Day holiday in San Marcos CISD during the 2026-2027 school year is January 18, 2027.
When is Presidents' Day holiday in San Marcos CISD Calendar 2026-2027?
Presidents' Day holiday in San Marcos CISD for the 2026-2027 academic year is February 15, 2027.
When is Parent Community Day in San Marcos CISD Calendar 2026-2027?
Parent Community Days in San Marcos CISD for the 2026-2027 school calendar are September 25, 2026 and February 12, 2027.

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San Marcos CISD calendar FAQs

When is the first day of school in San Marcos CISD Calendar 2026-2027?
The first day of school for San Marcos CISD in the 2026-2027 school calendar is August 19, 2026.
When is Spring Break in San Marcos CISD Calendar 2026-2027?
Spring Break for San Marcos CISD in the 2026-2027 school year is scheduled from March 15 to March 19, 2027.
When is Christmas Break in San Marcos CISD Calendar 2026-2027?
Christmas Break in San Marcos CISD for the 2026-2027 school year runs from December 21 to December 25, 2026.
When is Winter Break in San Marcos CISD Calendar 2026-2027?
Winter Break for San Marcos CISD students during the 2026-2027 academic year is from December 21, 2026 through January 1, 2027.
When is Thanksgiving Break in San Marcos CISD Calendar 2026-2027?
Thanksgiving Break for San Marcos CISD in the 2026-2027 school calendar is from November 23 to November 27, 2026.
When is the last day of school in San Marcos CISD Calendar 2026-2027?
The last day of school for students in San Marcos CISD for the 2026-2027 school year is May 27, 2027.
When is Labor Day holiday in San Marcos CISD Calendar 2026-2027?
Labor Day holiday in San Marcos CISD for the 2026-2027 academic year is September 7, 2026.
When is Martin Luther King Jr. Day holiday in San Marcos CISD Calendar 2026-2027?
Martin Luther King Jr. Day holiday in San Marcos CISD during the 2026-2027 school year is January 18, 2027.
When is Presidents' Day holiday in San Marcos CISD Calendar 2026-2027?
Presidents' Day holiday in San Marcos CISD for the 2026-2027 academic year is February 15, 2027.
When is Parent Community Day in San Marcos CISD Calendar 2026-2027?
Parent Community Days in San Marcos CISD for the 2026-2027 school calendar are September 25, 2026 and February 12, 2027.

Dates can change after publication. Read our calendar disclaimer.