Worldwide 2015 – 2016 Ultramarathon Calendar

Looking for a comprehensive guide to 2015 – 2016 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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3,095 races

Mattamuskeet Death March

  • 2015-08-01
  • USA | North Carolina | Fairfield
  • Ultramarathon - 100 kilometers
  • North Carolina Ultra Series

Montaña de Oro

Montaña de Oro 50km
  • 2015-08-01
  • USA | California | Los Osos
  • Ultramarathon - 50 kilometers
  • Trail Pacific Trail Runs

Monte Rosa Walser Ultra Trail

Monte Rosa Walser Ultra Trail
  • 2015-08-01
  • Italy | Aosta Valley | Gressoney-Saint-Jean
  • Ultramarathon - 50 kilometers
  • UTMB Qualifier Trail Mountain

Moosalamoo Ultra

Moosalamoo Ultra - 36 M
  • 2015-08-01
  • USA | Vermont | Goshen
  • Ultramarathon - 36 miles
  • Trail

On The Rocks Trail Run

On The Rocks Trail Run 45K
  • 2015-08-01
  • USA | Pennsylvania | Rocky Ridge County Park, York
  • Ultramarathon - 45 kilometers

Round the Rock

Round the Rock
  • 2015-08-01
  • United Kingdom | England | Jersey
  • Ultramarathon - 48 miles
  • UTMB Qualifier Relay

Round the Rock

Round the Rock Ultra Marathon
  • 2015-08-01
  • United Kingdom | England | St. Helier
  • Ultramarathon - 48 miles
  • UTMB Qualifier Relay

Trail Volodalen du Lac de Vouglans

Tour du Lac de Vouglans
  • 2015-08-01
  • France | Jura | Lac de Vouglans
  • Ultramarathon - 71 kilometers
  • Hilly Trail

Ultra-Trail Raid-light Beachcomber

Trail des 7 Couleurs
  • 2015-08-01
  • Mauritius | | Blue Bay
  • Ultramarathon - 120 kilometers
  • Hilly Trail

Trail du Grand Ouest

Trail du Grand Ouest
  • 2015-08-01
  • Réunion | | Le Port
  • Ultramarathon - 60 kilometers
  • Trail Mountain

Ultra Adventure Tushars

Ultra Adventure Tushars 93K
  • 2015-08-01
  • USA | Utah | Eagle Point Ski Resort
  • Ultramarathon - 93 kilometers
  • Trail

DesafíOSOmiedo

Ultra Trail DesafíOSOmiedo
  • 2015-08-01
  • Spain | Principality of Asturias | Pola de Somiedo
  • Ultramarathon - 86 kilometers
  • Trail Mountain

Trail Nocturno da Lagoa de Óbidos

Ultra-Trail Nocturno da Lagoa de Óbidos
  • 2015-08-01
  • Portugal | | Óbidos
  • Ultramarathon - 50 kilometers
  • Trail

Vertigo Night Trail Runs

Vertigo 63K Night Trail Run
  • 2015-08-01
  • USA | Arizona | White Tank Mountain Regional Park, Waddell
  • Ultramarathon - 63 kilometers
  • Night Trail Aravaipa Running

Viaduct Trail Ultramarathon

Viaduct Trail 100 Mile Ultramarathon
  • 2015-08-01
  • USA | Pennsylvania | Lanesboro
  • Ultramarathon - 100 miles
  • Trail