Share with Parents
Help other parents find this calendar
School Open
Dismissal: 3:30 PM
Next 7 Days
April 2026
Coming Up
School Breaks
Holidays (No School)
The Seminole ISD school calendar for the 2025-26 school year runs from Monday, August 11, 2025 to Wednesday, May 27, 2026 in Texas.
- •3 scheduled breaks and 14 holidays throughout the year
- •Spring break: Mar 16 – Mar 20
- •Winter break: Dec 22 – Jan 2
Seminole ISD starts school 160 days earlier than most Texas districts. Winter break matches the most common Texas schedule, starting 12/22.
Download the iCal file above to sync all Seminole ISD dates with your phone or computer.
Frequently Asked Questions
Is Seminole ISD school open today?
Yes, Seminole ISD is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Seminole ISD?
The next day off is Monday, May 25, 2026 for Memorial Day.
When is the first day of school for Seminole ISD?
The first day of school for Seminole ISD in 2025-26 is Monday, August 11, 2025.
When is the last day of school for Seminole ISD?
The last day of school for Seminole ISD in 2025-26 is Wednesday, May 27, 2026.
When is spring break for Seminole ISD?
Spring break for Seminole ISD is Monday, March 16, 2026 to Friday, March 20, 2026.
When is winter break for Seminole ISD?
Winter break for Seminole ISD is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Seminole ISD return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Seminole ISD?
Thanksgiving break for Seminole ISD is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Seminole ISD calendar to my phone?
Click the "Add to Calendar" button at the top of this page to download the iCal (.ics) file. Then:
iPhone/iPad: Tap the downloaded file, then tap "Add All" to add events to your Calendar app.
Android: Open the file with Google Calendar, review the events, and tap "Import".
Google Calendar (web): Go to Settings → Import & Export → Select the .ics file → Import.
Outlook: Double-click the file or drag it into your Outlook calendar.
Apple Calendar (Mac): Double-click the file or go to File → Import → select the .ics file.
Get Calendar Alerts
We'll email you when Seminole ISD updates their calendar.
Other Texas Districts
Last updated: