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M Marina
Tucked into the rugged coastline of Harpswell, one of Maine's most scenic peninsulas, this marina puts you right in the heart of Casco Bay's island-dotted waters. You're looking at a launching point for exploring the dozens of islands and protected coves that make this stretch of the Maine coast so special. The surrounding Harpswell peninsula is worth your time too — classic lobster shacks, rocky shoreline walks, and that unmistakable downeast atmosphere are all within easy reach.
Marinas and anchorages near M Marina · times are dock to dock
Based on AIS data
quiet → busy
Popular Times
How full it gets, by local hour — tallest when the most boats are here.
00:0006:0012:0018:0023:00
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- Busiest on Saturdays
- Fullest around 18:00, emptiest around 11:00
- Half the boats arrive by 14:00
- 71% of visits are overnight
- Typical day stop: ~2h · max recorded 13 boats
Plan a Passage
Popular
22 legs boats have actually been recorded sailing.
Looking for more options? Search all boats near Harpswell →















