The Half Marathon of
the Bay of Mont-Saint-Michel
The Mont-Saint-Michel Bay Half Marathon, organized in Pontorson, is an unmissable sporting event in Normandy.
Created in 2023 by the association Courir en Baie, it replaces the old Mont-Saint-Michel marathon with a more accessible event, while retaining an exceptional setting.
2026 EDITION - May 31, 2026
A unique race between land and sea
This 21.1 km Half Marathon is distinguished by its relatively flat course, accessible to all levels.
The runners run in the heart of the Bay of Mont-Saint-Michel, along the polders and the dam, with breathtaking views of this UNESCO World Heritage site.
An event that attracts people from all over France
Each year, the Bay Half Marathon attracts many participants from all over France.
The friendly atmosphere and exceptional natural setting make it an unmissable event for running enthusiasts and sports tourism in Normandy.
Where to stay for the Pontorson half-marathon?
If you're wondering where to stay for the Mont-Saint-Michel Bay Half Marathon, several accommodation options are available in Pontorson. Staying locally allows you to fully enjoy the event, without the hassle of transportation, while also exploring the region.
The Conciergerie Clés des Merveilles in Pontorson provides secure bicycle storage if needed.
Why come for this event?
Participating in the Pontorson half-marathon is a unique experience combining sport, nature, and heritage. It's also the perfect opportunity to stay in Normandy and discover Mont-Saint-Michel in a sporting context.