2015 - 2016 Ultramarathon Calendar in December

Browse our Ultramarathon Calendar for races organized around the world during the month of December among 98 races.

98 races

  • 1
  • 7

Arctic Frog

Arctic Frog 50K
  • 2015-12-05
  • USA | Illinois | Libertyville
  • Ultramarathon - 50 kilometers

Boavista Ultramarathon

Boavista Salt Marathon
  • 2015-12-05
  • Cape Verde | | Boavista
  • Ultramarathon - 71 kilometers
  • Trail

Boavista Ultramarathon

Boavista Ultramarathon - 150 km
  • 2015-12-05
  • Cape Verde | | Boavista
  • Ultramarathon - 150 kilometers
  • Trail

Bruny Island Ultra Marathon

  • 2015-12-05
  • Australia | Tasmania | Bruny Island
  • Ultramarathon - 64 kilometers
  • Relay

Calero Park Run

Calero Park 50K Run
  • 2015-12-05
  • USA | California | San Jose
  • Ultramarathon - 50 kilometers
  • Hilly Trail

Caloosahatchee Ultra

Caloosahatchee Ultra 50K
  • 2015-12-05
  • USA | Florida | Alva
  • Ultramarathon - 50 kilometers
  • Trail

Coastal Trail Series - Dorset

Coastal Trail Series - Dorset - Ultra
  • 2015-12-05
  • United Kingdom | Dorset | Lulworth Cove, Wareham
  • Ultramarathon - 34 miles
  • Hilly Trail Endurance Life

Hitchcock Hundred

Hitchcock Hundred 100 Miler
  • 2015-12-05
  • USA | Iowa | Honey Creek
  • Ultramarathon - 100 miles
  • Trail

Hitchcock Hundred

Hitchcock Hundred 50 Miler
  • 2015-12-05
  • USA | Iowa | Honey Creek
  • Ultramarathon - 50 miles
  • Trail

Isle du Bois Trail Run

Isle du Bois 54 km Trail Run
  • 2015-12-05
  • USA | Texas | Pilot Point
  • Ultramarathon - 54 kilometers
  • Trail

Kepler Challenge Mountain Run

Kepler Challenge Mountain Run
  • 2015-12-05
  • New Zealand | | Te Anau
  • Ultramarathon - 60 kilometers
  • Trail Mountain

KoBoLT

Kleiner KoBoLT
  • 2015-12-05
  • Germany | Rhineland-Palatinate | Rengsdorf
  • Ultramarathon - 106 kilometers
  • UTMB Qualifier Hilly Invitation only Trail

KoBoLT

KoBoLT
  • 2015-12-05
  • Germany | Rhineland-Palatinate | Koblenz
  • Ultramarathon - 140 kilometers
  • UTMB Qualifier Hilly Invitation only Trail

La Saintélyon

La Saintexpress
  • 2015-12-05
  • France | Rhône | Ste Catherine
  • Ultramarathon - 44 kilometers
  • Night Trail

Last Chance 50k Trail Run and Relay

  • 2015-12-05
  • USA | South Carolina | Witherbee Ranger Station, Cordesville
  • Ultramarathon - 50 kilometers
  • Trail Relay
  • 1
  • 7