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 88 races.

88 races

  • 1
  • 6

Angeles Crest 100 mile endurance run

  • 2016-08-06
  • USA | California | Wrightwood
  • Ultramarathon - 100 miles
  • Trail Western States Qualifier

Kat'cina Mosa 100K Mountain Challenge Run

  • 2016-08-06
  • USA | Utah | Springville
  • Ultramarathon - 100 kilometers
  • Trail Mountain

Bigfoot 200 Mile Endurance Run

  • 2016-08-12
  • USA | Washington | Marble Mountain Sno-Park
  • Ultramarathon - 205 miles
  • Trail

Bigfoot 200 Mile Endurance Run

  • 2016-08-12
  • USA | Oregon | Marble Mountain Sno-Park
  • Ultramarathon - 205 miles
  • Trail

Cool Moon 100M/50M/25M/14M

Cool Moon 100M
  • 2016-08-13
  • USA | California | Cool
  • Ultramarathon - 100 miles
  • Trail Elemental Running and Training

Cool Moon 100M/50M/25M/14M

Cool Moon 100M
  • 2016-08-13
  • USA | California | Cool
  • Ultramarathon - 100 miles
  • Trail Elemental Running and Training

Cool Moon 100M/50M/25M/14M

Cool Moon 50M
  • 2016-08-13
  • USA | California | Cool
  • Ultramarathon - 50 miles
  • Trail Elemental Running and Training

Martha Moats Baker Memorial 50Km

  • 2016-08-13
  • USA | Virginia | Stokesville
  • Ultramarathon - 50 kilometers
  • Trail

North Country Trail Run

Ultra Marathon
  • 2016-08-20
  • USA | Michigan | Manistee
  • Ultramarathon - 50 miles
  • Hilly Trail

Bulldog 50K and 25K

Bulldog 50K Ultra
  • 2016-08-27
  • USA | California | Calabasas
  • Ultramarathon - 50 kilometers
  • Trail

Potato Creek Trail Runs

Potato Creek Trail Runs 60K
  • 2014-08-09
  • USA | Indiana | North Liberty
  • Ultramarathon - 60 kilometers
  • Trail

Sapper Joe Trail Race 15K, 30K & 50K

Sapper Joe Trail Race 50K
  • 2014-08-16
  • USA | Utah | Camp Williams, Riverton
  • Ultramarathon - 50 kilometers
  • Trail

Ridgway 50 Mile Endurance Run

  • 2014-08-23
  • USA | Colorado | Ridgway State Park
  • Ultramarathon - 50 miles
  • Trail Mountain Ever Run Racing

Save the Trails 65K & Marathon Ultra Run

Save the Trails 65K
  • 2014-08-23
  • USA | North Carolina | Cedar Mountain
  • Ultramarathon - 65 kilometers
  • Trail

Grand Teton Race Events

Grand Teton 50 KM
  • 2014-08-30
  • USA | Wyoming | Alta
  • Ultramarathon - 50 kilometers
  • Hilly Road Running Trail Dreamchasers Mountain
  • 1
  • 6