2017 - 2018 Ultramarathon Calendar in August

Browse our Ultramarathon Calendar for races organized around the world during the month of August among 278 races.

278 races

Mongolia Sunrise to Sunset

Mongolia Sunrise to Sunset 100K
August 02, 2017 Race day in about 1 month
Mongolia / Lake Hovsgol National Park
Ultramarathon - 100 kilometers
Trail

adidas Elbrus World Race

Elbrus Mountain Race
August 03, 2017 Race day in about 1 month
Russia / Mount Elbrus
Ultramarathon - 112 kilometers
UTMB Qualifier Trail Mountain

Bèrghem Ultra100 Gaea Norvegica Trail

August 04, 2017 Race day in about 1 month
Norway / Bringbu
Ultramarathon - 100 miles
Trail

Ouray 100 Mile Endurance Run

102.1 Miles
August 04, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Ouray
Ultramarathon - 102.100 miles
Trail Mountain Ever Run Racing

Calcenada Vuelta al Moncayo

104 km
August 04, 2017 Race day in about 1 month
Spain / Aragon / Calcena
Ultramarathon - 104 kilometers
UTMB Qualifier Trail Mountain

Cascade Lakes Relay

August 04, 2017 Race day in about 1 month
USA / Pacific / Oregon / Bend
Ultramarathon - 132 miles
Relay

Ruby Mountain Relay

August 04, 2017 Race day in about 1 month
USA / Mountain Region / Nevada / Elko County
Ultramarathon - 184 miles
Relay

Wild West Relay

August 04, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Fort Collins
Ultramarathon - 200 miles
Road Running RLT Relay Races Relay

Mo' Bell

100K
August 05, 2017 Race day in about 1 month
USA / East South Central / Tennessee / Burns
Ultramarathon - 100 kilometers

Mo' Bell

100 Miles
August 05, 2017 Race day in about 1 month
USA / East South Central / Tennessee / Burns
Ultramarathon - 100 miles

Mendip Marauder 50 Miler

30 Miler
August 05, 2017 Race day in about 1 month
United Kingdom / England / Somerset / Frome
Ultramarathon - 30 miles

Moosalamoo Ultra

36 Miles
August 05, 2017 Race day in about 1 month
USA / New England / Vermont / Goshen
Ultramarathon - 36 miles
Trail