Share with Parents
Help other parents find this calendar
School Open
Dismissal: 3:30 PM
Next 7 Days
May 2026
Coming Up
2 this weekSchool Breaks
Holidays (No School)
The Campbell County School District 1 school calendar for the 2025-26 school year runs from Monday, August 18, 2025 to Friday, May 22, 2026 in Gillette, Wyoming.
- •3 scheduled breaks and 5 holidays throughout the year
- •Spring break: Mar 16 – Mar 20
- •Winter break: Dec 22 – Jan 2
Campbell County School District 1 starts school around the same time as 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 Campbell County School District 1 dates with your phone or computer.
Frequently Asked Questions
Is Campbell County School District 1 school open today?
Yes, Campbell 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 Campbell County School District 1?
The next day off is Monday, May 25, 2026 for Memorial Day.
When is the first day of school for Campbell County School District 1?
The first day of school for Campbell County School District 1 in 2025-26 is Monday, August 18, 2025.
When is the last day of school for Campbell County School District 1?
The last day of school for Campbell County School District 1 in 2025-26 is Friday, May 22, 2026.
When is spring break for Campbell County School District 1?
Spring break for Campbell County School District 1 is Monday, March 16, 2026 to Friday, March 20, 2026.
When is winter break for Campbell County School District 1?
Winter break for Campbell 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 Campbell 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 Campbell County School District 1?
Thanksgiving break for Campbell County School District 1 is Thursday, November 27, 2025 to Friday, November 28, 2025.
How do I add Campbell 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 Gillette, WY in?
Gillette, Wyoming is served by Campbell 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 Gillette?
School in Gillette (Campbell County School District 1) starts on Monday, August 18, 2025 for the 2025-26 school year.
Get Calendar Alerts
We'll email you when Campbell County School District 1 updates their calendar.
Other Wyoming Districts
Last updated: January 3, 2026