Worldwide 2017 – 2018 Ultramarathon Calendar

Looking for a comprehensive guide to 2017 – 2018 ultramarathons organized around the world? You can browse our list of half marathons or filter down the selection to a specific location, month or type of race. You’ll find iconic 100 milers, shorter races to test yourself in the ultra world, road races, mountain races, races in deserts. The diversity of ultra races is really amazing.

We consider any race longer than 42.195km or 26.1mi to be an ultramarathon if it is run in a single stage. If you’re looking for races that have a specific fixed duration (ex : 24hr races), you can check the X-hour race calendar. If you like races run on several stages across several days, check our Multiday race calendar

If you’re looking for new 2013 – 2014 ultramarathons to compete in, this is the place to start searching. More than 1,800 ultramarathons are listed in over 75 countries around the world.

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3,325 races

SweetH20 50K

April 29, 2017 The race has already taken place.
USA / South Atlantic / Georgia / Sweetwater Creek State Park, Lithia Springs
Ultramarathon - 50 kilometers
Trail Douglas County Rogue Runners

Sybil Ludington 50K Run

April 29, 2017 The race has already taken place.
USA / Mid-Atlantic / New York / Carmel
Ultramarathon - 50 kilometers
Hilly Relay

Thames Path 100

April 29, 2017 The race has already taken place.
United Kingdom / England / Greater London / Richmond
Ultramarathon - 100 miles
UTMB Qualifier Trail Western States Qualifier

The Fellsman

April 29, 2017 The race has already taken place.
United Kingdom / England / North Yorkshire / Ingleton
Ultramarathon - 60 miles
UTMB Qualifier Trail

Ultra-Beaujolais Villages Trail

Ultra Beaujolais Villages Trail
April 29, 2017 The race has already taken place.
France / Rhône-Alpes / Rhône / Le Perréon
Ultramarathon - 62 kilometers
UTMB Qualifier Hilly Trail

Ultra Trail Muntanyes de la Costa Daurada

Ultra Trail
April 29, 2017 The race has already taken place.
Spain / Catalonia / Prades
Ultramarathon - 90 kilometers
UTMB Qualifier Trail Naturetime Events Mountain

XTERRA Spring Eagle

XTERRA Spring Eagle 50K
April 29, 2017 The race has already taken place.
USA / Pacific / Washington / Soaring Eagle Regional Park
Ultramarathon - 50 kilometers
Northwest Trail Runs Hilly Trail

Trail l'Ardéchois

57 km
April 30, 2017 The race has already taken place.
France / Rhône-Alpes / Ardèche / Désaignes
Ultramarathon - 57 kilometers
Trail

Les Boucles du Marais - 8ème édition

April 30, 2017 The race has already taken place.
France / Lower Normandy / Manche / Carentan
Ultramarathon - 60 kilometers
Relay

Le RaDicAtrAil

60 km
April 30, 2017 The race has already taken place.
France / Upper Normandy / Seine-Maritime / Tancarville
Ultramarathon - 60 kilometers
UTMB Qualifier Hilly Trail

Festi Trail

80 km
April 30, 2017 The race has already taken place.
France / Pays de la Loire / Vendée / Saint-Malô-du-Bois
Ultramarathon - 80 kilometers
Trail

Ultra Trail de la Brie des Morin

Grand Trail du Sonneur
April 30, 2017 The race has already taken place.
France / Ile de France / Seine-et-Marne / Saint Cyr sur Morin
Ultramarathon - 66 kilometers
UTMB Qualifier Trail