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School Open
Dismissal: 3:30 PM
Next 7 Days
November 2026
Coming Up
School Breaks
Holidays (No School)
The Hennessey school calendar for the 2026-27 school year runs from Thursday, August 13, 2026 to Thursday, May 13, 2027 in Hennessey, Oklahoma.
- •4 scheduled breaks and 4 holidays throughout the year
- •Spring break: Mar 15 – Mar 19
- •Winter break: Dec 21 – Jan 1
Hennessey starts school 359 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 Hennessey dates with your phone or computer.
Frequently Asked Questions
Is Hennessey school open today?
Yes, Hennessey is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Hennessey?
The next day off is Thanksgiving Break, starting Monday, November 23, 2026.
When is the first day of school for Hennessey?
The first day of school for Hennessey in 2026-27 is Thursday, August 13, 2026.
When is the last day of school for Hennessey?
The last day of school for Hennessey in 2026-27 is Thursday, May 13, 2027.
When is spring break for Hennessey?
Spring break for Hennessey is Monday, March 15, 2027 to Friday, March 19, 2027.
When is winter break for Hennessey?
Winter break for Hennessey is Monday, December 21, 2026 to Friday, January 1, 2027.
When do students go back to school after winter break?
Students in Hennessey return to school after winter break on Monday, January 4, 2027. Winter break ends on Friday, January 1, 2027.
When is Thanksgiving break for Hennessey?
Thanksgiving break for Hennessey is Thursday, October 15, 2026 to Monday, October 19, 2026.
How do I add Hennessey 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 Hennessey, OK in?
Hennessey, Oklahoma is served by Hennessey. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Hennessey?
School in Hennessey (Hennessey) starts on Thursday, August 13, 2026 for the 2026-27 school year.
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Other Oklahoma Districts
Last updated: July 15, 2026
Source: Hennessey Official Calendar