Race Details

Pre-Race Meeting:

Required for all runners in all races.
7:00 PM Friday (location TBA)
6:00 AM Saturday (at race starting lines): for those arriving late on Friday

Course Overview:

The 100-mile race starts in West Yellowstone and the 50-mile race starts at mile 51 of the 100-mile course. This is a road race that primarily follows the beautiful Scenic By-way from Yellowstone National Park to the doorstep of Teton National Park. 

Registration:

Please see registration page for details. Registrations are non-refundable and non-transferable. 

Start Times:

100-mile: 7:00am
50-mile: 8:30am

Time Limits:

36 hour cut-off for 100-mile race and 35 hour cut-off for 50-mile race.

Aid Stations:

6-7.  You may utilize a crew along the entire course as well.

Crew Access:

Please see Race Rules for specific information regarding crew support.  Safety for runners and crew is the primary concern.

Pacers:

100-milers are allowed to have one pacer at a time after mile 50.  50 milers are not allowed to have any pacers.  Runners over 60 will be allowed to have a pacer in either race at any time.

Awards:

Finisher's medal for all races; Special awards to overall male & female finishers, age group awards, special team award (husband & wife).

Fund Raising:

A portion of the race entry fee will benefit Teton Basin Ice & Recreation - www.tbir.org and Teton Valley Trails & Pathways.