2016 - 2017 Mountain Region Trail Ultramarathon Calendar in May

Browse our Ultramarathon Calendar for races organized in Mountain Region during the month of May bearing the tag Trail among 13 races.

13 races

Greenland Trail 50k

Greenland Trail 50k
2017-05-06
USA / Mountain Region / Colorado / Larkspur
Ultramarathon - 50 kilometers
Trail Fast

Cactus to Cloud Trail Run

2016-05-07
USA / Mountain Region / New Mexico / Cloudcroft
Ultramarathon - 50 kilometers
Trail

Collegiate Peaks Trail Run

Collegiate Peaks 50M Trail Run
2016-05-07
USA / Mountain Region / Colorado / Buena Vista
Ultramarathon - 50 miles
Trail

Adrenaline Night Run

Adrenaline 65K Night Run
2016-05-14
USA / Mountain Region / Arizona / McDowell Mountain Regional Park, Fountain Hills
Ultramarathon - 65 kilometers
Trail Aravaipa Running Night

Quad Rock 50

Quad Rock 50
2016-05-14
USA / Mountain Region / Colorado / Fort Collins
Ultramarathon - 50 miles
Trail

Grand Canyon Ultras

Grand Canyon 100 Mile
2016-05-21
USA / Mountain Region / Arizona / Dry Park Meadows
Ultramarathon - 100 miles
Trail Ultra Adventures Mountain

Grand Canyon Ultras

Grand Canyon 50K
2016-05-21
USA / Mountain Region / Arizona / Dry Park Meadows
Ultramarathon - 50 kilometers
Trail Ultra Adventures Mountain

Grand Canyon Ultras

Grand Canyon 50 Mile
2016-05-21
USA / Mountain Region / Arizona / Dry Park Meadows
Ultramarathon - 50 miles
Trail Ultra Adventures Mountain

Jemez Mountain Trail Runs Half Marathon, 50K & 50-Mile Run

Jemez Mountain Trail Runs 50K
2016-05-21
USA / Mountain Region / New Mexico / Los Alamos
Ultramarathon - 50 kilometers
Hilly Trail

Jemez Mountain Trail Runs Half Marathon, 50K & 50-Mile Run

Jemez Mountain Trail Runs 50-Mile
2016-05-21
USA / Mountain Region / New Mexico / Los Alamos
Ultramarathon - 50 miles
Hilly Trail

Silver State

Silver State 50K
2016-05-21
USA / Mountain Region / Nevada / Reno
Ultramarathon - 50 kilometers
Hilly Fun Trail

Silver State

Silver State 50-Miler
2016-05-21
USA / Mountain Region / Nevada / Reno
Ultramarathon - 50 miles
Hilly Fun Trail

Trails of Fury

Trails of Fury 50K
2016-05-21
USA / Mountain Region / Nevada / Cottonwood Valley, Las Vegas
Ultramarathon - 50 kilometers
Trail Desert Dash