Calendars
STISD Board-Approved Calendar (2025-2026)
Download main STISD 2025-2026 School Year Calendar (Board approved on Feb. 18, 2025)
Download STISD 2025-2026 School Day Calendar - Coming soon
Download STISD 2025-2026 School Calendar Legend (for employees)
District + Campus Event Calendars
March 2025
Monday
Tuesday
Wednesday
Thursday
Friday
Sat/Sun
Monday, February 24
Tuesday, February 25
Medical Professions Spring Open House
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STISD Medical Professions (10650 N. Expressway 77/83, Olmito)
Wednesday, February 26
Thursday, February 27
Friday, February 28
Saturday, March 1
Sunday, March 2
Monday, March 3
Tuesday, March 4
Wednesday, March 5
Thursday, March 6
STISD Parent Connection: Supporting Your Child's Emotional Health: Spring Session 2
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STISD Preparatory Academy (724 S. Sugar Rd., Edinburg) OR Virtual via Zoom
Friday, March 7
Saturday, March 8
Sunday, March 9
Monday, March 10
Tuesday, March 11
Wednesday, March 12
Thursday, March 13
Friday, March 14
Saturday, March 15
Sunday, March 16
Monday, March 17
Tuesday, March 18
Wednesday, March 19
Thursday, March 20
Friday, March 21
Saturday, March 22
Sunday, March 23
Monday, March 24
Tuesday, March 25
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Meeting of the STISD Board of Directors
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STISD Central Office Teaching and Learning Center (7001 E. Expressway 83, Mercedes)
Wednesday, March 26
Thursday, March 27
Friday, March 28
Saturday, March 29
Sunday, March 30
Monday, March 31
Tuesday, April 1
Wednesday, April 2
Thursday, April 3
Friday, April 4
Saturday, April 5
Sunday, April 6
Calendar & Category Legend:
- South Texas ISD
- South Texas ISD Health Professions Main
- South Texas ISD Medical Professions Main
- South Texas ISD Preparatory Academy Main
- South Texas ISD Rising Scholars Academy Main
- South Texas ISD Science Academy Main
- South Texas ISD Virtual Academy Main
- South Texas ISD World Scholars Main
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