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 Sulphur school calendar for the 2025-26 school year runs from Thursday, August 7, 2025 to Thursday, May 14, 2026 in Sulphur, Oklahoma.
- •3 scheduled breaks and 3 holidays throughout the year
- •Spring break: Mar 16 – Mar 20
Sulphur starts school 12 days earlier than most Oklahoma districts. Spring break aligns with the most common Oklahoma schedule.
Download the iCal file above to sync all Sulphur dates with your phone or computer.
Frequently Asked Questions
Is Sulphur school open today?
Yes, Sulphur is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Sulphur?
There are no more scheduled days off for the 2025-26 school year.
When is the first day of school for Sulphur?
The first day of school for Sulphur in 2025-26 is Thursday, August 7, 2025.
When is the last day of school for Sulphur?
The last day of school for Sulphur in 2025-26 is Thursday, May 14, 2026.
When is spring break for Sulphur?
Spring break for Sulphur is Monday, March 16, 2026 to Friday, March 20, 2026.
When is winter break for Sulphur?
Winter break dates for Sulphur are not yet available.
When do students go back to school after winter break?
The date students return after winter break for Sulphur is not yet available.
When is Thanksgiving break for Sulphur?
Thanksgiving break for Sulphur is Friday, October 17, 2025 to Monday, October 20, 2025.
How do I add Sulphur 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.
What school district is Sulphur, OK in?
Sulphur, Oklahoma is served by Sulphur. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Sulphur?
School in Sulphur (Sulphur) starts on Thursday, August 7, 2025 for the 2025-26 school year.
Get Calendar Alerts
We'll email you when Sulphur updates their calendar.
Other Oklahoma Districts
Last updated: December 31, 2025
Source: Sulphur Official Calendar