Worldwide 2014 – 2015 Ultramarathon Calendar

Looking for a comprehensive guide to 2014 – 2015 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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2,623 races

5. Lauf PSV Winterlaufserie 100 KM

  • Europe | Germany | Lower Saxony | Holzminden
  • Ultramarathon - 100 kilometers
  • December 20, 2014 - 14:30
  • "PSV Winterlaufserie"

5. Lauf PSV Winterlaufserie 50 KM

  • Europe | Germany | Lower Saxony | Holzminden
  • Ultramarathon - 50 kilometers
  • December 20, 2014 - 14:30
  • Walk "PSV Winterlaufserie"

Ancient Oaks 100 Mile Race

  • North America | USA | South Atlantic | Florida | Titusville
  • Ultramarathon - 100 miles
  • December 20, 2014 - 07:00
  • "Invitation only" Trail

Duncan's Run-Hundred

  • Oceania | Australia | Victoria | Gippsland
  • Ultramarathon - 100 kilometers
  • December 20, 2014 - 06:00
  • Trail

Duncan's Run-Hundred - 50 km

  • Oceania | Australia | Victoria | Gippsland
  • Ultramarathon - 50 kilometers
  • December 20, 2014 - 06:00
  • Trail Relay

HUFF 50K Trail Run

  • North America | USA | East North Central | Indiana | Albion
  • Ultramarathon - 50 kilometers
  • December 20, 2014 - 08:00
  • Fun Trail Relay

Lookout Mountain 50 Mile Trail Race

  • North America | USA | East South Central | Tennessee | Chattanooga
  • Ultramarathon - 50 miles
  • December 20, 2014 - 07:15
  • Trail Mountain

Seashore Nature Trail 50K

  • North America | USA | South Atlantic | Virginia | Virginia Beach
  • Ultramarathon - 50 kilometers
  • December 20, 2014 - 08:30
  • Flat Trail

Tiger Dumb Ass 50k

  • North America | USA | Pacific | Washington | Tiger Mountain
  • Ultramarathon - 50 kilometers
  • December 20, 2014

6 Inch Trail Marathon

  • Oceania | Australia | Western Australia | North Dandalup
  • Ultramarathon - 46 kilometers
  • December 21, 2014
  • Hilly Trail

First Day of Winter 50K

  • North America | USA | Ohio | Earl Thomas Conley Park, West Portsmouth
  • Ultramarathon - 50 kilometers
  • December 21, 2014 - 07:30
  • Trail

Nosy Be Trail - 60 km

  • Africa | Madagascar | Hell-ville, Nosy Be
  • Ultramarathon - 60 kilometers
  • December 21, 2014 - 05:00
  • Hilly Trail Relay

Boyers Furnace

  • North America | USA | South Atlantic | Virginia | Fort Valley
  • Ultramarathon - 40 miles
  • December 27, 2014 - 06:00
  • Trail

Houston Running Festival 100K

  • North America | USA | Texas | Houston
  • Ultramarathon - 100 kilometers
  • December 27, 2014 - 07:30
  • Flat

Houston Running Festival 100 Mile

  • North America | USA | Texas | Houston
  • Ultramarathon - 100 miles
  • December 27, 2014 - 07:30
  • Flat