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.

3,741 races

Ultra Trail 69

45K
2018-07-21 - 05:00
South America / Peru / Yungay
Ultramarathon
Trail Running Solo

Ultra Trail 69

60K
2018-07-21
South America / Peru / Yungay
Ultramarathon
Trail Running Solo

Amazon Race Forest

50K
2018-10-21 - 06:00
South America / Peru / Tarapoto
Ultramarathon
Mountain Trail Running Mountain Solo

Ultra Trail Cordillera Blanca

50 km
2018-06-30 - 06:30
South America / Peru / Huaraz
Ultramarathon
Mountain UTMB Qualifier Trail Running Mountain

Sierra Andina Marathon

Santa Cruz 45k
2018-08-11 - 06:00
South America / Peru / Huaraz
Ultramarathon
Trail Running Mountain Point to Point Solo

Desert Challenge Paracas

100 km
2018-07-20 - 17:00
South America / Peru / Huacachina
Ultramarathon
Desert Trail Running

Andes Race “The Chaski Challenge”

100K
2018-08-24 - 20:00
South America / Peru / Cusco
Ultramarathon
Mountain Trail Running Mountain Solo

Sierra Andina Mountain Trail

Santa Cruz 45k
2018-08-11 - 06:00
South America / Peru / Cordillera Blanca
Ultramarathon
Mountain Trail Running Mountain

100 Bornes du Père Noël

2018-12-17 - 17:00
South America / French Guiana / Kourou
Ultramarathon
Road Running Solo

Chive Trail Run

50 km
2018-09-22
South America / Ecuador / Puerto Lopez
Ultramarathon
Seaside / Lakeside Forest Mountain Trail Running Hilly Multiple loops Solo

Recorrido Pedernales Chone

50K
2018-01-27 - 07:00
South America / Ecuador / Pedernales
Ultramarathon
Running Solo

Recorrido Pedernales Chone

100K Solo
2018-01-27 - 07:00
South America / Ecuador / Pedernales
Ultramarathon
Running Solo
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