Share with Parents
Help other parents find this calendar
School Open
Dismissal: 3:30 PM
Next 7 Days
October 2026
Coming Up
School Breaks
Holidays (No School)
The Sulphur school calendar for the 2026-27 school year runs from Wednesday, August 12, 2026 to Thursday, May 20, 2027 in Sulphur, Oklahoma.
- •4 scheduled breaks and 2 holidays throughout the year
- •Spring break: Mar 15 – Mar 19
- •Winter break: Dec 21 – Jan 1
Sulphur starts school 358 days later than most Oklahoma districts. Winter break starts 364 days later than 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?
The next day off is Fall Break, starting Friday, October 16, 2026.
When is the first day of school for Sulphur?
The first day of school for Sulphur in 2026-27 is Wednesday, August 12, 2026.
When is the last day of school for Sulphur?
The last day of school for Sulphur in 2026-27 is Thursday, May 20, 2027.
When is spring break for Sulphur?
Spring break for Sulphur is Monday, March 15, 2027 to Friday, March 19, 2027.
When is winter break for Sulphur?
Winter break for Sulphur is Monday, December 21, 2026 to Friday, January 1, 2027.
When do students go back to school after winter break?
Students in Sulphur return to school after winter break on Monday, January 4, 2027. Winter break ends on Friday, January 1, 2027.
When is Thanksgiving break for Sulphur?
Thanksgiving break for Sulphur is Friday, October 16, 2026 to Monday, October 19, 2026.
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 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Sulphur?
School in Sulphur (Sulphur) starts on Wednesday, August 12, 2026 for the 2026-27 school year.
Get Calendar Alerts
We'll email you when Sulphur updates their calendar.
Other Oklahoma Districts
Last updated: August 22, 2026
Source: Sulphur Official Calendar