The 2026–2027 academic calendar covers all key dates in Texas. Classes begin August 19, 2026 and end May 27, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with San Marcos CISD before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for San Marcos CISD. Click any page to open the full-size image.
School Calendar
Interactive Calendar
San Marcos CISD's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for San Marcos CISD.
Who This Calendar Applies To
Schools Covered by This Calendar
The 2026–2027 San Marcos CISD academic calendar applies district-wide to all 12 campuses.
Early Childhood & Pre-K Centers1
- Bonham Pre-K School (EE–PK)
Elementary Schools7
- Bowie Elementary School (KG–05)
- Crockett Elementary School (KG–05)
- Dezavala Elementary School (KG–05)
- Hernandez Elementary School (KG–05)
- Mendez Elementary School (KG–05)
- Rodriguez Elementary School (KG–05)
- Travis Elementary School (KG–05)
Middle & Junior High Schools2
- Goodnight Middle School (06–08)
- Miller Middle School (06–08)
High Schools1
- San Marcos High School (09–12)
Alternative & Specialized Campuses1
- Lamar - Phoenix Alternative Education (09–12)
Campus list from the Texas Education Agency school directory. Individual campuses set their own bell schedules, and schools on an alternative or extended-year calendar may adjust specific dates — confirm with the school before planning around a date.
Sources and Checks
Where these dates come from
How the 2026–2027 San Marcos CISD calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar San Marcos CISD published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against educounty.net.
- ✓Board-approved version is used where the district marks one.
- ✓First and last day match the published calendar.
- ✓Breaks and holidays are listed with their full date ranges.
- ✓Teacher / no-school days are included where the district lists them.
- ✓Changes happen. Districts amend calendars mid-year — confirm with San Marcos CISD before booking around a date.
Common Questions
Frequently Asked Questions
San Marcos CISD Calendar 2026–2027 — important dates and answers.
The first day of school for San Marcos CISD in the 2026-2027 school calendar is August 19, 2026.
Spring Break for San Marcos CISD in the 2026-2027 school year is scheduled from March 15 to March 19, 2027.
Christmas Break in San Marcos CISD for the 2026-2027 school year runs from December 21 to December 25, 2026.
Winter Break for San Marcos CISD students during the 2026-2027 academic year is from December 21, 2026 through January 1, 2027.
Thanksgiving Break for San Marcos CISD in the 2026-2027 school calendar is from November 23 to November 27, 2026.
The last day of school for students in San Marcos CISD for the 2026-2027 school year is May 27, 2027.
Labor Day holiday in San Marcos CISD for the 2026-2027 academic year is September 7, 2026.
Martin Luther King Jr. Day holiday in San Marcos CISD during the 2026-2027 school year is January 18, 2027.
Presidents' Day holiday in San Marcos CISD for the 2026-2027 academic year is February 15, 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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