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Mount Desert Island Regional School System - AOS 91
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1081 Eagle Lake Rd, Bar Harbor, ME 04609
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School Calendar
Click the link below to download a PDF copy of the 2023-2024 MDIRSS-AOS 91 School Calendar.
2023-2024 MDIRSS-AOS 91 School Calendar
October 6 is an early release day for pre-K - 8 schools and October 20 is a regular school day
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