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.

3,650 races

Flatlanders Canyon Crash Trail Run

50K
02/24/2018 - 07:30
North America / USA / South Atlantic / Georgia / Lumpkin
Ultramarathon
Trail Running Hilly Solo

Mount Cheaha 50K

02/24/2018 - 07:30
North America / USA / East South Central / Alabama / Delta
Ultramarathon
Trail Running Solo

Olde Girdled Grit 50K

50K
02/24/2018 - 07:30
North America / USA / East North Central / Ohio / Concord Township
Ultramarathon
Running

Old Ghost Ultra Marathon

02/24/2018 - 05:00
Oceania / Australia and New Zealand / New Zealand / Westport
Ultramarathon
Mountain Trail Running Mountain

Orange Curtain

50K
02/24/2018 - 06:00
North America / USA / Pacific / California / Liberty Park, Cerritos
Ultramarathon
Road Running Solo

Orange Curtain

100K
02/24/2018 - 06:00
North America / USA / Pacific / California / Liberty Park, Cerritos
Ultramarathon
Road Running Solo

Psycho Wyco Run Toto Run

50K
02/24/2018 - 08:00
North America / USA / West North Central / Kansas / Kansas City
Ultramarathon
Trail Running Hilly Solo

Roller Coaster Run

Roller Coaster Run 43km
02/24/2018 - 07:15
Oceania / Australia and New Zealand / Australia / Victoria / Mount Dandenong
Ultramarathon
Mountain Trail Running Hilly

Run LOVit

LOVit 100k
02/24/2018 - 06:00
North America / USA / West South Central / Arkansas / Hot Springs
Ultramarathon
Trail Running Solo

Salmon Falls 50K

02/24/2018 - 08:00
North America / USA / Pacific / California / Coloma
Ultramarathon
Trail Running

Sycamore 100k

100K
02/24/2018 - 06:00
North America / USA / Pacific / California / Poway
Ultramarathon
Trail Running Solo

Sycamore 100k

50K
02/24/2018 - 07:00
North America / USA / Pacific / California / Poway
Ultramarathon
Trail Running Solo
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