2026 Pierre's Hole 50/100 Mountain Bike Race

Pierre's Hole 50/100 Mountain Bike Race in Alta, Wyoming, United States, on July 31st- August 1st, 2026 — this event is a long-distance test of endurance and skill. The race will take place within the Grand Targhee Resort area, where the landscape is expansive and rugged, offering cyclists views that are truly unique to this region.
On the day of the race, expect early morning light filtering through dense forest canopies onto singletrack paths winding around natural rock formations. Alta, known for its high altitude, means runners should prepare for cooler temperatures, averaging around 17 degrees Celsius during July but with humidity levels at just 39%. The terrain is firm and slightly soft in places, making for a challenging yet rewarding ride through the Teton Range.
The Pierre’s Hole race has been running for nearly two decades now, providing an experience that goes beyond mere competition. This year marks its 18th edition, with numerous classes available across both 50k and 100k distances, plus a new short track event on Friday night. The race not only tests participants but also celebrates the rich history of endurance racing in this part of Wyoming.
Course & Conditions
The course features varied terrain, from steep climbs to technical descents through dense forests. Riders will navigate singletrack that has been meticulously maintained by local trail crews, ensuring a smooth ride despite the challenging conditions. The 100k route covers an impressive 63 miles (102 km), while the 50k course is more manageable at 31 miles (49.87 km). Both courses offer stunning views of the surrounding mountains and valleys.
Start/finish for all race categories will be located on Ski Hill Rd, Grand Targhee Resort. Elevation changes are significant; participants should expect a mix of climbs and descents. Aid stations will provide necessary sustenance such as water, gummy bears, bananas, and watermelon along the route to keep riders fueled.

Logistics
To register for this event, visit https://runsignup.com/Race/WY/Alta/PierresHole where fees start at $25.00 for short track participants and increase up to $160.00 for 100k riders. Registration opens on January 1st, 2026.
Bib pickup details will be provided closer to the event date; however, racers should arrive early during check-in times held at Wild Bill's at Grand Targhee from Friday, July 31st (short track) and Saturday, August 1st. During this time, participants can collect their timing chips, swag bags, and get any last-minute questions answered.
Start locations are as follows: Short Track starts on Friday, July 31st at 4:30 PM; for 50k and 100k riders starting Saturday, August 1st at various times from 7 AM onwards. Safety is a priority throughout the race — if you need to drop out, inform a race official immediately.
Closing
Pierre's Hole 50/100 Mountain Bike Race on July 31st- August 1st in Alta, Wyoming, United States stands as an enduring testament to the spirit of adventure and endurance. The event is open to all levels, with distances ranging from short track up to full 100k. With its unique terrain and rich history, this race promises a truly unforgettable experience for every participant.