50K

The 50K is the entry distance into ultramarathon racing. It is mostly run on trail and hilly courses. Find a comprehensive list of 50Ks below.

Echo Valley Trail Run

McKenzie River Trail Run

Orcas Island 50K & 25K

Silver State 50/50

Vashon Island Ultramarathon

Hiawatha Trail Run

Coeur d’Alene

Divide 50K

Kettle Moraine 100

Mary’s Peak Trail Run

River of No Return Endurance Runs 32k, 55k & 108k

The Kan Mountain Ultra Trail Race

Bears Ears Ultra

Black Mountain Trail Races

Flagstaff Extreme Big Pine Trail Runs

Golden State 10K, Half, 35K, 50K

Wild Woman Marathon, 50K Trail Run

Tiger Peak Challenge

Wy’east Wonder

Beaverhead 100k and 55k

Mt Hood Trail Runs