2015 - 2016 Relay Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized around the world bearing the tag Relay among 337 races.

337 races

Causeway Crossing

Causeway Crossing 100K
  • May 23, 2015 - 06:00
  • Europe | United Kingdom | Northern Ireland | Ballintoy
  • Ultramarathon - 100 kilometers
  • UTMB Qualifier Hilly Trail Relay

Causeway Crossing

Causeway Crossing 50K
  • May 23, 2015 - 12:00
  • Europe | United Kingdom | Northern Ireland | Ballintoy
  • Ultramarathon - 50 kilometers
  • Hilly Trail Relay

Sulphur Springs Trail Run

Sulphur Springs 100 Mile Trail Run
  • May 23, 2015 - 06:00
  • North America | Canada | Ontario | Ancaster
  • Ultramarathon - 100 miles
  • Trail Relay

Trail des Cagous

Ultratrail des Cagous
  • May 24, 2015 - 05:00
  • Oceania | New Caledonia | Le Mont-Dore
  • Ultramarathon - 80 kilometers
  • Hilly Trail Relay

Lauf zwischen den Meeren

  • May 30, 2015 - 09:00
  • Europe | Germany | Schleswig-Holstein | Husum
  • Ultramarathon - 94 kilometers
  • Relay

Ultra Trail de Côte-d'Or

Ultra Trail de Côte-d'Or - 105 km
  • May 30, 2015 - 03:00
  • Europe | France | Burgundy | Saône-et-Loire | Chagny
  • Ultramarathon - 105 kilometers
  • UTMB Qualifier Hilly Trail Relay

UAI Ultra dos Anjos Internacional 235 km

UAI Ultra dos Anjos Internacional 135 km Hard
  • June 03, 2015
  • South America | Brazil | Passa Quatro
  • Ultramarathon - 135 kilometers
  • Relay

UAI Ultra dos Anjos Internacional 235 km

UAI Ultra dos Anjos Internacional 235 km
  • June 03, 2015
  • South America | Brazil | Passa Quatro
  • Ultramarathon - 235 kilometers
  • Relay

UAI Ultra dos Anjos Internacional 235 km

UAI Ultra dos Anjos Internacional 65 km Easy
  • June 03, 2015
  • South America | Brazil | Passa Quatro
  • Ultramarathon - 65 kilometers
  • Relay

UAI Ultra dos Anjos Internacional 235 km

UAI Ultra dos Anjos Internacional 95 km Medium
  • June 03, 2015
  • South America | Brazil | Passa Quatro
  • Ultramarathon - 95 kilometers
  • Relay

Without Limits Running Series

Family Tree 100 Relay
  • June 06, 2015 - 07:00
  • North America | USA | South Atlantic | South Carolina | Greenville
  • Ultramarathon - 100 kilometers
  • Trail Relay

Heartland Relay

Heartland Relay 200
  • June 06, 2015
  • North America | USA | West North Central | Iowa | Winterset
  • Ultramarathon - 205 miles
  • Road Running RLT Relay Races Relay

Rainier to Ruston Rail-Trail Relay and Ultra

Rainier to Ruston 50M Ultra
  • June 06, 2015 - 07:00
  • North America | USA | Pacific | Washington | Fairfax
  • Ultramarathon - 50 miles
  • Walk Relay

Scout Mountain Ultra Trail

Scout Mountain Ultra Trail 100k
  • June 06, 2015 - 06:00
  • North America | USA | Mountain Region | Idaho | Pocatello
  • Ultramarathon - 100 kilometers
  • Trail Relay Mountain

Cedar Ultra

Cedar Ultra - 12 H
  • June 07, 2015 - 07:00 Inaugural race
  • North America | Canada | British Columbia | Nanaimo
  • Ultramarathon - 12 hours
  • Trail Relay