Odyssey Swimrun Casco Bay

The birthplace of America’s first official SwimRun, where it all began. Experience salty ocean swims, changing tides, island hopping, rock scrambles, historic sites, and the unique feel only the East Coast, Maine, and this legendary race can offer.

Why Casco BAy?
The Casco Bay Islands lie off the coast of Portland, Maine, and consist of several hundreds of islands. Some of these are uninhabited and relatively small, while others are larger with established communities, each featuring its unique charm and vibe. The most popular islands to visit include Bailey, Chebeague, Cliff, Great Diamond, Little Diamond, Long, and Peaks.