For the 2026–2027 school year, the district serves 2,000 students across 4 schools in South Texas, Texas. Classes begin August 5, 2026 and end May 28, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with San Diego ISD before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for San Diego ISD. Click any page to open the full-size image.
School Calendar
Interactive Calendar
San Diego ISD'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 Diego ISD.
Who This Calendar Applies To
Schools Covered by This Calendar
The 2026–2027 San Diego ISD academic calendar applies district-wide to all 3 campuses.
Elementary Schools1
- Collins-Parr Elementary School (EE–05)
Middle & Junior High Schools1
- Bernarda Jaime Junior High (06–08)
High Schools1
- San Diego High School (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 Diego ISD 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 Diego ISD published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against sdisd.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 Diego ISD before booking around a date.
Common Questions
Frequently Asked Questions
San Diego ISD Calendar 2026–2027 — important dates and answers.
The first day of school is August 5, 2026.
Spring Break is from March 8 to March 12, 2027.
Christmas Break begins on December 21, 2026.
Winter Break runs from December 21, 2026 through January 7, 2027.
Thanksgiving Break is from November 23 to November 27, 2026.
The last day of school is May 28, 2027.
Labor Day is observed on September 7, 2026.
Yes, Easter holidays are from March 26 to March 29, 2027.
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Recently Updated Calendars
Other Texas school district calendars — recently added or updated.