Marathons in Brittany

Brittany is home to 2 marathons in our database in France, spread across cities including Rennes and Vannes. Marathon Vert Rennes is the largest race in the lineup, typically drawing around 6,000 finishers, while the full spread offers everything from fast urban courses to scenic regional events. Browse the races below for course maps, elevation profiles, typical weather, and practical race-day detail to help you choose your next start line. Plan by month on our marathon calendar or filter by country and region.

Vannes, Brittany, France🇫🇷

Marathon de Vannes

The Marathon de Vannes draws approximately 1,500 finishers each October on a historic coastal road in Vannes, France. Brittany's maritime setting gives it a distinct Atlantic-French identity. The course passes harbor inlets, walled-town sections, and roads around the Gulf of Morbihan. Harbor inlets and walled-town sections roll around the Gulf of Morbihan, where Brittany's maritime setting gives the race a distinct Atlantic-French identity.

Next race: Sunday, 4 October 2026

Rennes, Brittany, France🇫🇷

Marathon Vert Rennes

The Marathon Vert Rennes is Brittany's largest marathon, drawing about 6,000 finishers each October through the regional capital. The course passes the Parlement de Bretagne, Thabor Park, and the Vilaine River on rolling Breton terrain. October autumn weather and a green, park-filled route justify the 'Vert' (green) name.

Next race: Sunday, 18 October 2026

Nearby Marathons

Other races closest to Brittany.

Saint-Nazaire, Pays de la Loire, France🇫🇷· 68 km away

Marathon de la Côte d'Amour

The Marathon de la Côte d'Amour runs along the Atlantic coast of Saint-Nazaire and the Loire estuary, drawing about 2,800 finishers each November. The course follows the 'Love Coast' beaches and passes the Saint-Nazaire shipyards and seaside resorts of western France. November Atlantic weather and coastal rolling terrain characterise this Breton-Loire marathon.

Next race: Sunday, 22 November 2026

Nantes, Pays de la Loire, France🇫🇷· 89 km away

Marathon de Nantes

The Marathon de Nantes attracts about 5,000 finishers each November through western France's largest city. The course passes the Château des Ducs de Bretagne, the Loire River, and the Île de Nantes district on flat Atlantic-coast terrain. November crisp weather and a historic city-centre route make it the Loire-Atlantique's premier marathon.

Next race: Sunday, 8 November 2026

Saumur, Pays de la Loire, France🇫🇷· 175 km away

Saumur Marathon de la Loire

The Saumur Marathon de la Loire follows the Loire Valley through the famous wine town of Saumur, drawing about 3,000 runners each May. The course passes the Château de Saumur, the Loire River, and the troglodyte cliff dwellings of the valley. May spring weather in the 'Garden of France' creates a scenic château-country marathon.

Next race: Sunday, 9 May 2027

Caen, Normandy, France🇫🇷· 199 km away

Marathon de Caen

The Marathon de Caen draws approximately 2,500 finishers each May through the Norman capital rebuilt after D-Day. The course passes the Caen Memorial, the Château de Caen, and the Orne River on flat Calvados terrain. May's Normandy spring and the city's powerful WWII heritage make it one of northern France's most meaningful regional marathons.

Next race: Sunday, 23 May 2027

La Rochelle, Nouvelle-Aquitaine, France🇫🇷· 208 km away

Marathon de La Rochelle

The Marathon de La Rochelle follows the Atlantic coast of Charente-Maritime, drawing about 3,500 runners each November through the historic harbour city. The course passes the Vieux Port, the Les Minimes marina, and the flat coastal roads of the Rochefort peninsula approach. November mild Atlantic weather and sea views make it a popular western France marathon.

Next race: Sunday, 22 November 2026