2015 - 2016 North America Trail Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in North America bearing the tag Trail among 1063 races.

1,063 races

Armstrong Redwoods

Armstrong Redwoods 50K
  • May 02, 2015 - 08:30
  • North America | USA | Pacific | California | Guerneville
  • Ultramarathon - 50 kilometers
  • Hilly Trail

Big A 50K Trail Run

  • May 02, 2015 - 07:30
  • North America | USA | New England | Maine | York
  • Ultramarathon - 50 kilometers
  • Charity Trail

Cactus to Cloud Trail Run

  • May 02, 2015 Inaugural race
  • North America | USA | Mountain Region | New Mexico | Cloudcroft
  • Ultramarathon - 50 kilometers
  • Trail

Canyons 50K Trail Run

  • May 02, 2015 - 07:30
  • North America | USA | Pacific | California | Foresthill
  • Ultramarathon - 50 kilometers
  • Trail Mountain

Collegiate Peaks Trail Run

Collegiate Peaks 50M Trail Run
  • May 02, 2015
  • North America | USA | Mountain Region | Colorado | Buena Vista
  • Ultramarathon - 50 miles
  • Trail

Grand Ridge Trail Run (May)

Grand Ridge 50K Trail Run (May)
  • May 02, 2015
  • North America | USA | Pacific | Washington | Issaquah
  • Ultramarathon - 50 kilometers
  • Trail Evergreen Trail Runs

Greenland Trail 50k

Greenland Trail 50k
  • May 02, 2015 - 08:00
  • North America | USA | Mountain Region | Colorado | Greenland
  • Ultramarathon - 50 kilometers
  • Trail

Me-Ow

Me-Ow Quads
  • May 02, 2015
  • North America | USA | Pacific | California | Whiskeytown
  • Ultramarathon - 104.8 miles
  • Charity Trail Shasta Trail Runs Mountain

Me-Ow

Me-Ow Siamese
  • May 02, 2015 - 06:00
  • North America | USA | Pacific | California | Whiskeytown
  • Ultramarathon - 42.4 miles
  • Charity Trail Shasta Trail Runs Mountain

Miwok 100K Trail Race

  • May 02, 2015 - 05:40
  • North America | USA | Pacific | California | Rodeo Lagoon
  • Ultramarathon - 100 kilometers
  • UTMB Qualifier Trail Western States Qualifier

Nirvana Ultra Big Bear

Nirvana Ultra Big Bear 100K
  • May 02, 2015 - 06:00
  • North America | USA | Pacific | California | San Bernardino National Forest
  • Ultramarathon - 100 kilometers
  • Trail Nirvana Racing Co. Ultra Marathons Mountain

Nirvana Ultra Big Bear

Nirvana Ultra Big Bear 100 Mile
  • May 02, 2015 - 06:00
  • North America | USA | Pacific | California | San Bernardino National Forest
  • Ultramarathon - 100 miles
  • Trail Nirvana Racing Co. Ultra Marathons Mountain

Nirvana Ultra Big Bear

Nirvana Ultra Big Bear 50K
  • May 02, 2015 - 06:00
  • North America | USA | Pacific | California | San Bernardino National Forest
  • Ultramarathon - 50 kilometers
  • Trail Nirvana Racing Co. Ultra Marathons Mountain

Nirvana Ultra Big Bear

Nirvana Ultra Big Bear 50 Mile
  • May 02, 2015 - 06:00
  • North America | USA | Pacific | California | San Bernardino National Forest
  • Ultramarathon - 50 miles
  • Trail Nirvana Racing Co. Ultra Marathons Mountain

OBX Ultramarathon

  • May 02, 2015 - 05:00
  • North America | USA | South Atlantic | North Carolina | Corolla
  • Ultramarathon - 50 kilometers
  • Flat Fun Green Barefoot Trail North Carolina Ultra Series Sand