2015 - 2016 USA Trail Ultramarathon Calendar in August

Browse our Ultramarathon Calendar for races organized in USA during the month of August bearing the tag Trail among 82 races.

82 races

  • 1
  • 6

Angeles Crest 100 mile endurance run

  • August 01, 2015
  • North America | USA | Pacific | California | Wrightwood
  • Ultramarathon - 100 miles
  • Trail Western States Qualifier

Grand Ridge Trail Run (August)

Grand Ridge 50K Trail Run (August)
  • August 01, 2015
  • North America | USA | Pacific | Washington | Issaquah
  • Ultramarathon - 50 kilometers
  • Trail Evergreen Trail Runs

HURL Elkhorn 50 Mile/50 K Ultramarathons

HURL Elkhorn 50 K Ultramarathon
  • August 01, 2015 - 07:00
  • North America | USA | Mountain Region | Montana | Montana City
  • Ultramarathon - 50 kilometers
  • Trail Mountain

HURL Elkhorn 50 Mile/50 K Ultramarathons

HURL Elkhorn 50 Mile Ultramarathon
  • August 01, 2015 - 05:00
  • North America | USA | Mountain Region | Montana | Montana City
  • Ultramarathon - 50 miles
  • Trail Mountain

Kat'cina Mosa 100K Mountain Challenge Run

  • August 01, 2015 - 03:00
  • North America | USA | Mountain Region | Utah | Springville
  • Ultramarathon - 100 kilometers
  • Trail Mountain

Montaña de Oro

Montaña de Oro 50km
  • August 01, 2015 - 08:30
  • North America | USA | Pacific | California | Los Osos
  • Ultramarathon - 50 kilometers
  • Trail Pacific Trail Runs

Moosalamoo Ultra

Moosalamoo Ultra - 36 M
  • August 01, 2015
  • North America | USA | New England | Vermont | Goshen
  • Ultramarathon - 36 miles
  • Trail

Ultra Adventure Tushars

Ultra Adventure Tushars 93K
  • August 01, 2015 - 05:00
  • North America | USA | Mountain Region | Utah | Eagle Point Ski Resort
  • Ultramarathon - 93 kilometers
  • Trail

Vertigo Night Trail Runs

Vertigo 63K Night Trail Run
  • August 01, 2015 - 19:00
  • North America | USA | Mountain Region | Arizona | White Tank Mountain Regional Park, Waddell
  • Ultramarathon - 63 kilometers
  • Night Trail Aravaipa Running

Viaduct Trail Ultramarathon

Viaduct Trail 100 Mile Ultramarathon
  • August 01, 2015 - 05:00
  • North America | USA | Mid-Atlantic | Pennsylvania | Lanesboro
  • Ultramarathon - 100 miles
  • Trail

Viaduct Trail Ultramarathon

Viaduct Trail 50 Mile Ultramarathon
  • August 01, 2015 - 05:00
  • North America | USA | Mid-Atlantic | Pennsylvania | Lanesboro
  • Ultramarathon - 50 miles
  • Trail

Wild Idaho Endurance Runs

Wild Idaho 50K Enrudance Run
  • August 01, 2015 - 06:00
  • North America | USA | Mountain Region | Idaho | Crouch
  • Ultramarathon - 50 kilometers
  • Trail Mountain

Wild Idaho Endurance Runs

Wild Idaho 50M Enrudance Run
  • August 01, 2015 - 06:00
  • North America | USA | Mountain Region | Idaho | Crouch
  • Ultramarathon - 50 miles
  • Trail Mountain

Bigfoot 200 Mile Endurance Run

  • August 07, 2015 Inaugural race
  • North America | USA | Pacific | Washington | Marble Mountain Sno-Park
  • Ultramarathon - 215 miles
  • Trail

Bigfoot 200 Mile Endurance Run

  • August 07, 2015 Inaugural race
  • North America | USA | Pacific | Oregon | Marble Mountain Sno-Park
  • Ultramarathon - 215 miles
  • Trail
  • 1
  • 6