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Summer Break
School starts Aug 31
Next 7 Days
August 2026
Coming Up
School Breaks
Holidays (No School)
The Sheridan County School District 1 school calendar for the 2026-27 school year runs from Monday, August 31, 2026 to Friday, June 4, 2027 in Dayton, Wyoming.
- •2 scheduled breaks and 7 holidays throughout the year
- •Spring break: Mar 22 – Mar 26
- •Winter break: Dec 21 – Jan 1
Sheridan County School District 1 starts school 380 days later than most Wyoming districts. Winter break starts 364 days later than the most common Wyoming schedule.
Download the iCal file above to sync all Sheridan County School District 1 dates with your phone or computer.
Frequently Asked Questions
Is Sheridan County School District 1 school open today?
No, Sheridan County School District 1 is currently on summer break. School starts Monday, August 31, 2026.
When is the next day off for Sheridan County School District 1?
The next day off is Monday, September 7, 2026 for Labor Day.
When is the first day of school for Sheridan County School District 1?
The first day of school for Sheridan County School District 1 in 2026-27 is Monday, August 31, 2026.
When is the last day of school for Sheridan County School District 1?
The last day of school for Sheridan County School District 1 in 2026-27 is Friday, June 4, 2027.
When is spring break for Sheridan County School District 1?
Spring break for Sheridan County School District 1 is Monday, March 22, 2027 to Friday, March 26, 2027.
When is winter break for Sheridan County School District 1?
Winter break for Sheridan County School District 1 is Monday, December 21, 2026 to Friday, January 1, 2027.
When do students go back to school after winter break?
Students in Sheridan County School District 1 return to school after winter break on Monday, January 4, 2027. Winter break ends on Friday, January 1, 2027.
When is Thanksgiving break for Sheridan County School District 1?
Thanksgiving break dates for Sheridan County School District 1 are not yet available.
How do I add Sheridan County School District 1 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 Dayton, WY in?
Dayton, Wyoming is served by Sheridan County School District 1. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Dayton?
School in Dayton (Sheridan County School District 1) starts on Monday, August 31, 2026 for the 2026-27 school year.
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Other Wyoming Districts
Last updated: July 13, 2026