If you have been searching for “Mount Desert Island Regional Schools Calendar 2026-2027”, then you are not alone.
The school calendar is essential for schools to coordinate and communicate with all the students and parents of various classes and in different schools. Because of this, a school must maintain a proper calendar that delineates student and non-student days, school and non-school days, as well as the various breaks throughout the year.
This page contains the major holiday dates from the 2026 school calendar for Mount Desert Island Regional Schools in Maine.
Please check back regularly for any amendments that may occur, or consult the Mount Desert Island Regional Schools website for their 2026-2027 approved calendar. You may also wish to visit the school district homepage to check for any urgent or last-minute updates that may not have been incorporated into the official calendars.
Also note that we have incorporated non-student days such as teachers preparation days, teachers services days, and professional development days into the dates below. Visit the link above to view the full, original school calendar.
Mount Desert Island Regional Schools 2024-2025
Table of Interests
| SCHOOL HOLIDAYS | STARTS | FINISHES |
|---|---|---|
| First Day of School | 30 Aug 2024 (Tue) | |
| Thanksgiving Break | 23 Nov 2024 (Wed) | 25 Nov 2024 (Fri) |
| Christmas Break | 23 Dec 2024 (Fri) | 2 Jan 2025 (Mon) |
| January Break | 20 Jan 2025 (Fri) | 23 Jan 2025 (Mon) |
| Mid Winter Break | 20 Feb 2025 (Mon) | 24 Feb 2025 (Fri) |
| Spring Break | 17 Apr 2025 (Mon) | 21 Apr 2025 (Fri) |
| Last Day of School | 8 Jun 2025 (Thu) | |
| Summer Break | 9 Jun 2025 (Fri) |
Here’s the 2025–2026 school calendar for the Mount Desert Island Regional School System (MDIRSS) in Maine:
📅 Key Dates 2025-2026
First Day for Students: Thursday, August 28, 2025
First Day for Teachers: Monday, August 25, 2025
Last Day for Students: Wednesday, June 17, 2026
Last Day for Teachers: Thursday, June 18, 2026
🗓️ Holidays & Breaks
Labor Day: Monday, September 1, 2025
Thanksgiving Break: Thursday, November 27 – Friday, November 28, 2025
Winter Break: Monday, December 22, 2025 – Friday, January 2, 2026
Martin Luther King Jr. Day: Monday, January 19, 2026
Presidents’ Day: Monday, February 16, 2026
Spring Break: Monday, April 6 – Friday, April 10, 2026
Memorial Day: Monday, May 25, 2026