2017 - 2018 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 71 races.

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71 races

Angeles Crest 100 mile endurance run

August 05, 2017 Race day in 6 months
USA / Pacific / California / Wrightwood
Ultramarathon - 100 miles
Trail Western States Qualifier

Colorado Bend

Colorado Bend - 60k
August 05, 2017 Race day in 6 months
USA / West South Central / Texas / Colorado Bend State Park
Ultramarathon - 60 kilometers
Tejas Trails Trail Night

Vertigo Night Trail Runs

Vertigo 63K Night Trail Run
August 05, 2017 Race day in 6 months
USA / Mountain Region / Arizona / White Tank Mountain Regional Park, Waddell
Ultramarathon - 63 kilometers
Trail Aravaipa Running Night

Volcanic 50

August 05, 2017 Race day in 6 months
USA / Pacific / Washington / Marble Mountain Sno-Park
Ultramarathon - 50 kilometers
UTMB Qualifier Trail Mountain Go Beyond Ultra

Bigfoot 200 Mile Endurance Run

August 11, 2017 Race day in 7 months
USA / Pacific / Washington / Marble Mountain Sno-Park
Ultramarathon - 205 miles
Trail

Bigfoot 200 Mile Endurance Run

August 11, 2017 Race day in 7 months
USA / Pacific / Oregon / Marble Mountain Sno-Park
Ultramarathon - 205 miles
Trail

Martha Moats Baker Memorial 50Km

August 12, 2017 Race day in 7 months
USA / South Atlantic / Virginia / Stokesville
Ultramarathon - 50 kilometers
Trail

Post Canyon 50k & Half Marathon

Post Canyon 50k
August 12, 2017 Race day in 7 months
USA / Pacific / Oregon / Hood River
Ultramarathon - 50 kilometers
Trail

Ragnar Relay Great River

August 18, 2017 Race day in 7 months
USA / West North Central / Minnesota / Winona
Ultramarathon - 200 miles
Trail Ragnar Relay Series

Trail of the Dragon 50K/50mile Run

50K Run
August 19, 2017 Race day in 7 months
USA / West North Central / Iowa / Ida Grove
Ultramarathon - 50 kilometers
Charity Trail

Trail of the Dragon 50K/50mile Run

50 mile Run
August 19, 2017 Race day in 7 months
USA / West North Central / Iowa / Ida Grove
Ultramarathon - 50 miles
Charity Trail

Resort to Rock

60K
August 19, 2017 Race day in 7 months
USA / Mountain Region / Idaho / Boise
Ultramarathon - 60 kilometers
Trail

Leadville Trail 100 Run

August 19, 2017 Race day in 7 months
USA / Mountain Region / Colorado / Leadville
Ultramarathon - 100 miles
UTMB Qualifier Trail Leadville Race Series Western States Qualifier Mountain

Silverton Alpine Marathon

Silverton Alpine 50K
August 19, 2017 Race day in 7 months
USA / Mountain Region / Colorado / Silverton
Ultramarathon - 50 kilometers
Trail Aravaipa Running Mountain

Waldo

August 19, 2017 Race day in 7 months
USA / Pacific / Oregon / Willamette Pass
Ultramarathon - 100 kilometers
Trail Oregon Trail Ultra Marathon Series Western States Qualifier