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May 2026
Coming Up
1 this weekSchool Breaks
Holidays (No School)
The Sheridan County School District 1 school calendar for the 2025-26 school year runs from Tuesday, August 26, 2025 to Friday, May 29, 2026 in Dayton, Wyoming.
- •3 scheduled breaks and 8 holidays throughout the year
- •Spring break: Mar 16 – Mar 20
- •Winter break: Dec 22 – Jan 2
Sheridan County School District 1 starts school 10 days later than most Wyoming districts. Winter break matches the most common Wyoming schedule, starting 12/22. Spring break aligns with 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?
Yes, Sheridan County School District 1 is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Sheridan County School District 1?
The next day off is Monday, May 25, 2026 for Memorial 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 2025-26 is Tuesday, August 26, 2025.
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 2025-26 is Friday, May 29, 2026.
When is spring break for Sheridan County School District 1?
Spring break for Sheridan County School District 1 is Monday, March 16, 2026 to Friday, March 20, 2026.
When is winter break for Sheridan County School District 1?
Winter break for Sheridan County School District 1 is Monday, December 22, 2025 to Friday, January 2, 2026.
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 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Sheridan County School District 1?
Thanksgiving break for Sheridan County School District 1 is Wednesday, November 26, 2025 to Friday, November 28, 2025.
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 2025-26 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 Tuesday, August 26, 2025 for the 2025-26 school year.
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Last updated: January 3, 2026