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August 2026
Coming Up
School Breaks
Holidays (No School)
The Line Mountain SD school calendar for the 2026-27 school year runs from Monday, August 17, 2026 to Thursday, May 27, 2027 in Northumberland, Pennsylvania.
- •3 scheduled breaks and 5 holidays throughout the year
- •Spring break: Mar 26 – Mar 29
- •Winter break: Dec 22 – Dec 31
Line Mountain SD starts school 370 days later than most Pennsylvania districts. Winter break starts 365 days later than the most common Pennsylvania schedule.
Download the iCal file above to sync all Line Mountain SD dates with your phone or computer.
Frequently Asked Questions
Is Line Mountain SD school open today?
Yes, Line Mountain SD is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Line Mountain SD?
The next day off is Monday, September 7, 2026 for Labor Day.
When is the first day of school for Line Mountain SD?
The first day of school for Line Mountain SD in 2026-27 is Monday, August 17, 2026.
When is the last day of school for Line Mountain SD?
The last day of school for Line Mountain SD in 2026-27 is Thursday, May 27, 2027.
When is spring break for Line Mountain SD?
Spring break for Line Mountain SD is Friday, March 26, 2027 to Monday, March 29, 2027.
When is winter break for Line Mountain SD?
Winter break for Line Mountain SD is Tuesday, December 22, 2026 to Thursday, December 31, 2026.
When do students go back to school after winter break?
Students in Line Mountain SD return to school after winter break on Friday, January 1, 2027. Winter break ends on Thursday, December 31, 2026.
When is Thanksgiving break for Line Mountain SD?
Thanksgiving break for Line Mountain SD is Thursday, November 26, 2026 to Monday, November 30, 2026.
How do I add Line Mountain SD 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 Northumberland, PA in?
Northumberland, Pennsylvania is served by Line Mountain SD. This page shows the 2026-27 school calendar including first day, last day, breaks, and holidays.
When does school start in Northumberland?
School in Northumberland (Line Mountain SD) starts on Monday, August 17, 2026 for the 2026-27 school year.
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Last updated: July 15, 2026