Worldwide 2017 – 2018 Ultramarathon Calendar

Looking for a comprehensive guide to 2017 – 2018 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.

3,272 races

Nilgiris 100

Nilgiris 100 km Men-Only Ultra
December 02, 2017 Race day in 6 months
India / Tamil Nadu / Ootacamund
Ultramarathon - 100 kilometers
UTMB Qualifier Hilly GlobeRacers

Nilgiris 100

Nilgiris 50 km Men-Only Ultra
December 02, 2017 Race day in 6 months
India / Tamil Nadu / Ootacamund
Ultramarathon - 50 kilometers
Hilly GlobeRacers

UCAM Falco Trail

Ultra 100Km
December 02, 2017 Race day in 6 months
Spain / Region of Murcia / Cehegín
Ultramarathon - 100 kilometers
UTMB Qualifier Trail Spain Ultra Cup

Ultra-Trail® Cape Town

Ultra-Trail® Cape Town - 100 km
December 02, 2017 Race day in 6 months
South Africa / Cape Town
Ultramarathon - 100 kilometers
UTMB Qualifier Trail Mountain

Ultra-Trail® Cape Town

Ultra-Trail® Cape Town - 62 km
December 02, 2017 Race day in 6 months
South Africa / Cape Town
Ultramarathon - 62 kilometers
Trail Mountain

PSV Winterlaufserie 4

4. Lauf PSV Winterlaufserie 100 KM
December 03, 2017 Race day in 6 months
Germany / Lower Saxony / Holzminden
Ultramarathon - 100 kilometers
PSV Winterlaufserie

PSV Winterlaufserie 4

4. Lauf PSV Winterlaufserie 50 KM
December 03, 2017 Race day in 6 months
Germany / Lower Saxony / Holzminden
Ultramarathon - 50 kilometers
Walk Green PSV Winterlaufserie

Feat in the Footsteps of Minos (άθλος στα χνάρια του Μίνωα)

December 03, 2017 Race day in 6 months
Greece / Knossos
Ultramarathon - 70 kilometers

High Desert 50K Ultramarathon and 30K

High Desert 50K Ultramarathon
December 03, 2017 Race day in 6 months
USA / Pacific / California / Ridgecrest
Ultramarathon - 50 kilometers
Trail

La Saintélyon

La Saintélyon
December 03, 2017 Race day in 6 months
France / Rhône-Alpes / Loire / Saint-Etienne
Ultramarathon - 72 kilometers
UTMB Qualifier Trail Trail Tour National 2015 - Long Night

UCAM Falco Trail

Maraton 45Km
December 03, 2017 Race day in 6 months
Spain / Region of Murcia / Cehegín
Ultramarathon - 45 kilometers
UTMB Qualifier Walk Trail Spain Ultra Cup Mountain

Nilgiris 100

Nilgiris 100 km Women-Only Ultra
December 03, 2017 Race day in 6 months
India / Tamil Nadu / Ootacamund
Ultramarathon - 100 kilometers
UTMB Qualifier Hilly GlobeRacers

Nilgiris 100

Nilgiris 50 km Women-Only Ultra
December 03, 2017 Race day in 6 months
India / Tamil Nadu / Ootacamund
Ultramarathon - 50 kilometers
Hilly Women-only GlobeRacers

Gede Pangrango 100

Gede Pangrango 100K
December 08, 2017 To be confirmed Race day in 7 months
Indonesia / Gede Pangrango
Ultramarathon - 100 kilometers
UTMB Qualifier Trail Mountain

Gede Pangrango 100

Gede Pangrango 300
December 08, 2017 To be confirmed Race day in 7 months
Indonesia / Gede Pangrango
Ultramarathon - 300 kilometers
UTMB Qualifier Trail Mountain