2016 - 2017 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.

71 races

Burning River 100 Mile Endurance Run

100 Mile
2016-08-06
USA / East North Central / Ohio / Willoughby Hills
Ultramarathon - 100 miles
Trail Midwest Grand Slam of Ultrarunning Western States Qualifier Relay

Burning River 100 Mile Endurance Run

50 Mile
2016-08-06
USA / East North Central / Ohio / Willoughby Hills
Ultramarathon - 50 miles
Trail Midwest Grand Slam of Ultrarunning

Burning River 100 Mile Endurance Run

50 Mile Back Half
2016-08-06
USA / East North Central / Ohio / Willoughby Hills
Ultramarathon - 50 miles
Trail Midwest Grand Slam of Ultrarunning

Angeles Crest 100 mile endurance run

2016-08-06
USA / Pacific / California / Wrightwood
Ultramarathon - 100 miles
Trail Western States Qualifier

Colorado Bend

Colorado Bend - 60k
2016-08-06
USA / West South Central / Texas / Colorado Bend State Park
Ultramarathon - 60 kilometers
Trail Tejas Trails Night

El Vaquero Loco

El Vaquero Loco 50K
2016-08-06
USA / Mountain Region / Wyoming / Afton
Ultramarathon - 50 kilometers
Trail Mountain

HURL Elkhorn 50 Mile/50 K Ultramarathons

HURL Elkhorn 50 K Ultramarathon
2016-08-06
USA / Mountain Region / Montana / Montana City
Ultramarathon - 50 kilometers
Trail Mountain

HURL Elkhorn 50 Mile/50 K Ultramarathons

HURL Elkhorn 50 Mile Ultramarathon
2016-08-06
USA / Mountain Region / Montana / Montana City
Ultramarathon - 50 miles
Trail Mountain

Kat'cina Mosa 100K Mountain Challenge Run

2016-08-06
USA / Mountain Region / Utah / Springville
Ultramarathon - 100 kilometers
UTMB Qualifier Trail Mountain

Moosalamoo Ultra

Moosalamoo Ultra - 36 M
2016-08-06
USA / New England / Vermont / Goshen
Ultramarathon - 36 miles
Trail

Silverheels 100 Mile Endurance Run

2016-08-06
USA / Mountain Region / Colorado / Fairplay
Ultramarathon - 102 miles
Trail Mountain

The Mighty Mosquito 99 Mile Trail Relay

2016-08-06
USA / Mid-Atlantic / New York / Mendon
Ultramarathon - 99 miles
Trail Relay

Ultra Adventure Tushars

Ultra Adventure Tushars 100 Mile
2016-08-06
USA / Mountain Region / Utah / Eagle Point Ski Resort
Ultramarathon - 100 miles
Trail

Vertigo Night Trail Runs

Vertigo 63K Night Trail Run
2016-08-06
USA / Mountain Region / Arizona / White Tank Mountain Regional Park, Waddell
Ultramarathon - 63 kilometers
Trail Aravaipa Running Night

Wild Idaho Endurance Runs

Wild Idaho 50K Enrudance Run
2016-08-06
USA / Mountain Region / Idaho / Crouch
Ultramarathon - 50 kilometers
Trail Mountain