AOS 91 Reorganization
Welcome to the information page about the reorganization process for Mount Desert Island Regional School System-AOS 91. Here, you will find information about the history of the journey to becoming a regional school system, as well as the work completed by the Reorganization Planning Committee at its monthly meetings.
The current reorganization process began in 2022 and continues with the Reorganization Planning Committee (RPC) meeting monthly to work through the steps outlined by the state to become an RSU.
Please reach out with questions using the link below.
This page is a work in progress. Please check back for updated information.
Updated 1/14/2026
Upcoming Event!
Connect with community at the MDI Historical Society's traditional baked bean supper!
January 19 at 6:00 PM - 8:00 PM at Mount Desert Island High School
Feast on all-you-can-eat beans, hot dogs, and brown bread, complete with all the fixings, followed by homemade pies and baked goods. After supper, stay for a presentation and discussion about the history and future of schools and education on Mount Desert Island, featuring Society Director Raney Bench and MDIRSS Superintendent Michael Zboray. Admission is $10 for adults and $5 for children. Tickets can be purchased online with a credit card at https://mdihistory.org/shop or with cash at the door on the day of the event at Mount Desert Island High School, 1081 Eagle Lake Road, Bar Harbor. The event will take place in the cafeteria.
Reorganization Plan - Core Elements (click to open in new tab)
Updated information about the revised reorganization plan and the core elements mandated by the state.
Interview with Chris Popper and three RPC members.
Answers to questions about the revised plan
The slide deck below contains details about the latest reorganization plan from the RPC, using feedback from the community forums conducted so far.
There are changes to the original plan. Read about them in the slide deck.
Fall Information Sheet (click to open in new tab)
Updated information about the revised reorganization plan.
Community Forums
The Reorganization Planning Committee (RPC) will hold a community forum in each town to review the reorganization plan, hear questions, and collect feedback through small group discussions.
Upcoming Forums:
Wednesday, January 28 Staff Reorganization Questions Forum (See email for details)
Completed Forums:
Mount Desert Wednesday, November 19th
Swan's Island Thursday, July 31
Trenton Monday, June 23
Tremont Thursday, November 20th
Southwest Harbor Monday, June 30
Bar Harbor Monday, July 14
Islesford Tuesday, Sept 23
Great Cranberry Wednesday, Sept 24
Staff Reorganization Update Wednesday, October 22
Frenchboro Monday, December 22, 2025
The MDIRSS School Reorganization Planning Committee appreciates your feedback.
Information used by the RPC to develop the plan for reorganization
See the above slide deck and FAQs for the latest plan information.
Community Forums
The Reorganization Planning Committee (RPC) will hold a community forum in each town to review the reorganization plan, hear questions, and collect feedback through small group discussions.
Please plan to attend one of the forums at the locations and times listed below.
All are welcome to join any scheduled meeting, regardless of town affiliation.
Mount Desert: Wednesday, November 19th, 6:00-8:00 PM at the Neighborhood House in Northeast Harbor
Tremont: Thursday, November 20th, 6:00-8:00 PM at the Tremont School Gym
Frenchboro: TBA
Completed: Trenton Monday, June 23 Completed: Swan's Island Thursday, July 31
Completed: Southwest Harbor Monday, June 30 Completed: Bar Harbor Monday, July 14
Completed: Islesford: Tuesday, Sept 23 Completed: Great Cranberry: Wednesday, Sept 24
Completed: Staff Reorganization Update: Wednesday, October 22