Worldwide 2018 – 2019 Ultramarathon Calendar

Looking for a comprehensive guide to 2018 – 2019 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.

3,363 races

Beaver Trail

45 km
2018-05-27 - 07:30
Europe / Western Europe / France / Occitanie / Gard / Poulx
Ultramarathon
Trail Running Hilly Solo

Boddington Marathon

50K
2018-05-27 - 10:30
Europe / Northern Europe / United Kingdom / England / Gloucestershire / Boddington
Ultramarathon
Running

Hardmoors Ultra 110

2018-05-27 - 17:30
Europe / Northern Europe / United Kingdom / England / North Yorkshire / Filey
Ultramarathon
Trail Running Solo

Scotiabank Calgary Marathon

50K Ultra
2018-05-27 - 06:30
North America / Canada / Alberta / Calgary
Ultramarathon
Road Running Solo

Severn Challenge

Severn Way Ultra
2018-05-27 - 07:30
Europe / Northern Europe / United Kingdom / England / Worcestershire / Holt Castle
Ultramarathon
Road Running

Trail dell'Orsa

Ultra Orsa 50 km
2018-05-27
Europe / Southern Europe / Italy / Veneto / Brentino
Ultramarathon
Trail Running Mountain Solo

Trail des Cerfs (La Queue les Yvelines)

Trail Longue Distance 45 km
2018-05-27 - 07:00
Europe / Western Europe / France / Ile de France / Yvelines / La Queue les Yvelines
Ultramarathon
Trail Running Solo

Trail du Hautacam

62 km
2018-05-27 - 05:00
Europe / Western Europe / France / Occitanie / Hautes-Pyrénées / Beaucens
Ultramarathon
Mountain Trail Running Mountain

Trail du Liger

Maratrail du Liger 46 km
2018-05-27 - 08:00
Europe / Western Europe / France / Hauts-de-France / Somme / Saint-Aubin-Rivière
Ultramarathon
Trail Running Hilly Solo

Wyoming Marathon Races

Rocky Mountain 50k
2018-05-27 - 06:00
North America / USA / Mountain Region / Wyoming / Laramie
Ultramarathon
Road Running Solo

Severn Challenge

Bristol Severn
2018-05-28 - 07:30
Europe / Northern Europe / United Kingdom / England / Worcestershire / Holt Castle
Ultramarathon
Road Running

Trail Factor 50k

2018-05-28 - 08:00
North America / USA / Pacific / Oregon / Portland
Ultramarathon
Trail Running
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