2018 - 2019 Ultramarathon Calendar in December

Browse our Ultramarathon Calendar for races organized around the world during the month of December among 180 races.

180 races

Arctic Frog

50K
2018-12-01 - 08:00
North America / USA / East North Central / Illinois / Libertyville
Ultramarathon
Running

Boavista Ultramarathon

Boavista Salt Marathon
2018-12-01
Africa / Western Africa / Cape Verde / Boavista
Ultramarathon
Trail Running Solo

Boavista Ultramarathon

Boavista Ultramarathon - 150 km
2018-12-01
Africa / Western Africa / Cape Verde / Boavista
Ultramarathon
Trail Running Solo

Brunei Unexpected Kingdom Ultra Marathon (B.U.K.U.M)

115 km
2018-12-01 - 21:00
Asia / South-eastern Asia / Brunei / City Centre
Ultramarathon
Road Running Flat Solo

Bruny Island Ultra Marathon

64 km Solo
2018-12-01
Oceania / Australia and New Zealand / Australia / Tasmania / Bruny Island
Ultramarathon
Road Running Point to Point Solo

Bruny Island Ultra Marathon

64 km Relay
2018-12-01
Oceania / Australia and New Zealand / Australia / Tasmania / Bruny Island
Ultramarathon
Road Running Point to Point Relay

Cajun Coyote Ultras & Trail Run Fest

100 Miler
2018-12-01
North America / USA / West South Central / Louisiana / Ville Platte
Ultramarathon
Trail Running Solo

Cajun Coyote Ultras & Trail Run Fest

100K
2018-12-01
North America / USA / West South Central / Louisiana / Ville Platte
Ultramarathon
Trail Running Solo

Calero Park Run

Calero Park 50K Run
2018-12-01 - 08:00
North America / USA / Pacific / California / San Jose
Ultramarathon
Trail Running Hilly Solo

Caloosahatchee Ultra

50K
2018-12-01 - 07:30
North America / USA / South Atlantic / Florida / Alva
Ultramarathon
Trail Running Solo

Coastal Trail Series - Dorset

Ultra Plus
2018-12-01
Europe / Northern Europe / United Kingdom / England / Dorset / Lulworth Cove, Wareham
Ultramarathon
Trail Running Hilly Solo

Coastal Trail Series - Dorset

Marathon
2018-12-01
Europe / Northern Europe / United Kingdom / England / Dorset / Lulworth Cove, Wareham
Ultramarathon
Trail Running Hilly Solo
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