Half marathons in Maine

24 upcoming half marathons in Maine. Filter by date, exact distance, or elevation.

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This calendar in numbers

This calendar currently lists 24 upcoming events, from Oct 2, 2026 to May 2, 2027. October is the busiest month, with 12 events scheduled. Events are spread across 19 different locations; Gloucester hosts the most (4). Course distances range from 12 km to 21.1 km.