2017 - 2018 Ultramarathon Calendar in December

Browse our Ultramarathon Calendar for races organized around the world during the month of December among 125 races.

125 races

Boavista Ultramarathon

December 02, 2017 Race day in 3 months
Cape Verde / Boavista
Ultramarathon
Trail

Boavista Ultramarathon

December 02, 2017 Race day in 3 months
Cape Verde / Boavista
Ultramarathon
Trail

Caloosahatchee Ultra

December 02, 2017 Race day in 3 months
USA / South Atlantic / Florida / Alva
Ultramarathon
Trail

Coastal Trail Series - Dorset

December 02, 2017 Race day in 3 months
United Kingdom / England / Dorset / Lulworth Cove, Wareham
Ultramarathon
Endurance Life Trail Hilly

Jackson County 50-50 Ultramarathon

December 02, 2017 Race day in 3 months
USA / East North Central / Indiana / Brownstown
Ultramarathon
Trail

Jackson County 50-50 Ultramarathon

December 02, 2017 Race day in 3 months
USA / East North Central / Indiana / Brownstown
Ultramarathon
Trail

Kaz Dağları Ultra

December 02, 2017 Race day in 3 months
Turkey / Yeşilyurt Köyü
Ultramarathon
Trail Mountain UTMB Qualifier

Kepler Challenge Mountain Run

December 02, 2017 Race day in 3 months
New Zealand / Te Anau
Ultramarathon
Trail Mountain

King of the Mountain 50K

December 02, 2017 Race day in 3 months
USA / South Atlantic / South Carolina / Blacksburg
Ultramarathon

La Saintélyon

December 02, 2017 Race day in 3 months
France / Rhône-Alpes / Loire / Saint-Etienne
Ultramarathon
Trail Night

Nilgiris 100

December 02, 2017 Race day in 3 months
India / Tamil Nadu / Ootacamund
Ultramarathon
Hilly GlobeRacers UTMB Qualifier

Nilgiris 100

December 02, 2017 Race day in 3 months
India / Tamil Nadu / Ootacamund
Ultramarathon
Hilly GlobeRacers