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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2,952 races

Cowtown Marathon

Cowtown Ultra Marathon

  • March 01, 2015 - 07:00
  • North America | USA | West South Central | Texas | Fort Worth
  • Ultramarathon - 50 kilometers

Dendy Park Urban Trail

Dendy Park Urban Trail 50K

  • March 01, 2015
  • Oceania | Australia | Victoria | Dendy Park, Brighton East
  • Ultramarathon - 50 kilometers
  • Urban Trail

Iditarod Trail Invitational

Iditarod Trail Invitational 1000 mile

  • March 01, 2015 - 14:00
  • North America | USA | Pacific | Alaska | Anchorage
  • Ultramarathon - 1000 miles
  • UTMB Qualifier Snow Invitation only Trail

Iditarod Trail Invitational

Iditarod Trail Invitational 350 mile

  • March 01, 2015 - 14:00
  • North America | USA | Pacific | Alaska | Anchorage
  • Ultramarathon - 350 miles
  • UTMB Qualifier Snow Invitation only Trail

Lake Natoma

Lake Natoma 50K

  • March 01, 2015
  • North America | USA | California | Folsom
  • Ultramarathon - 50 kilometers
  • Elemental Running and Training

Le Trail du Vignoble Nantais

Le Trail du Vignoble Nantais - 50 km

  • March 01, 2015 - 09:00
  • Europe | France | Pays de la Loire | Loire-Atlantique | Landreau
  • Ultramarathon - 50 kilometers
  • Trail

Millennium Way

  • March 01, 2015
  • Europe | United Kingdom | Telford and Wrekin | Newport
  • Ultramarathon - 38 miles

Off the Beaten Track

  • March 01, 2015 - 06:00
  • North America | Cayman Islands | Grand Cayman
  • Ultramarathon - 50 kilometers
  • Walk Charity Trail Relay

Rotary HK Ultramarathon

  • March 01, 2015 - 09:00
  • Asia | Hong-Kong | Lung Wo Road, Central
  • Ultramarathon - 50 kilometers
  • Charity Road Running Relay

St Peters Way Ultra

  • March 01, 2015 - 08:00
  • Europe | United Kingdom | Essex | Chipping Ongar
  • Ultramarathon - 45 miles
  • UTMB Qualifier Trail Challenge Running

Terre di Siena Ultramarathon

Terre di Siena 50 km

  • March 01, 2015
  • Europe | Italy | Tuscany | Sienna
  • Ultramarathon - 50 kilometers

Ultra Caballo Blanco

Ultra Caballo Blanco

  • March 01, 2015 - 06:00
  • North America | Mexico | Urique
  • Ultramarathon - 50 miles
  • UTMB Qualifier Hilly Fun Trail Mountain Fund raising Extreme

Trail de Vulcain

Ultra trail de Vulcain

  • March 01, 2015 - 05:00
  • Europe | France | Auvergne | Puy-de-Dôme | Volvic
  • Ultramarathon - 81 kilometers
  • UTMB Qualifier Trail Mountain

TITI 100

TITI 200KM

  • March 06, 2015 - 18:00
  • Asia | Malaysia | Kuala Lumpur
  • Ultramarathon - 200 kilometers

North Face Transgrancanaria

Transgrancanaria

  • March 06, 2015 - 23:00
  • Europe | Spain | Canary Islands | Las Palmas
  • Ultramarathon - 125 kilometers
  • UTMB Qualifier Trail Mountain Western States Qualifier Ultra-Trail World Tour circuit