
2027 Pierre's Hole 50/100 Mountain Bike Race is a mountain bike race on July 31, 2027 in Alta, WY, with entry fees from $170 to $205.
Pierre’s Hole, once known for fur trade in the Northern Rockies, has always been a test of endurance, fortitude, and strength. For almost two decades, the Pierre’s Hole 50/100 has provided an incredible experience to everyone who has raced in this epic journey. The racecourse views are breathtaking, the singletrack is better than ever, and you will be tested by the rugged terrain that makes riding on the west side of the Teton Range so spectacular. The entire race is held at Grand Targhee Resort, where ample lodging and amenities await racers and their families.
Numerous classes in both 50k and 100k distances are available! Sweet swag bag for all participants and cash prize for podium finishers.
A race on the National Ultra Endurance Race Series. Check out the NUE Series page HERE!
* course is subject to change based on conditions and potential trail construction/alterations
REGISTRATION FOR THE 100K and 50K IS OPEN.
IMPORTANT INFORMATION
AID STATIONS
50K aid stations located at mile 9.8 (Full), mile 15 (water only, bag drop), mile 18.5 (full), mile 26.4 (water only).
100K aid stations located at mile 9.8 (Full), mile 15 (water only), mile 18.5 (Full), mile 26.4 (water only), mile 31 (bag drop, limited aid), mile 40.8 (Full), mile 46 (water only), mile 49.5 (full), mile 57.4 (water only).
Food @ Aid Stations will include things like: water, chips, gummy bears, bananas, watermelon plus nutrition from Skratch and Naak..
BIKE WASH
We will provide a bike wash for competitors, located on the concrete pad behind Habitat.
50K and 100K RACER CHECK-IN
Racer info and check in will be held in Wild Bill's at Grand Targhee. During check-in, Racers will receive bike plates, timing chip and swag bags along with answering any questions regarding the course and race.
100K & 50K START TIMES (Sat, Aug. 1st)
50K and 100K PRIZES
100 K Open men, Open women
50 K Open men, Open women
CUT OFF TIMES
100 K - starting second lap @ 12:00pm.
AFTER RACE LUNCH
A lunch will be served in Wild Bill's, free for racers. Racers family can purchase additional tickets for $35 at the dinner line. Food will be served from 11:30 -4:00pm
CAMPING
Camping can be purchased beginning March 1st. Please call 1-800-TARGHEE and mention Pierre’s Hole 50/100. Camping will be available at Grand Targhee in the lower parking area. Camping is available Friday-Sunday for $40 per night per campsite for the event. All dogs must be on a leash in the camping area and around the racecourse during the race. Tent and RV are the same price, kids 18 and under camp for free, purchase online or at the Lodging Front Desk. Showers will not be available this year.
LODGING
10% Lodging discount for racers. After March 1st, call 1-800-TARGHEE and mention Pierre’s Hole 50/100.
AWARDS
Due to the length of these races, awards will be issued to racers as they cross the finish line.
Thanks to our Sponsors! Grand Targhee Resort, NUE Series, Habitat, Snake River Brewing, Hops Cyclery, Alpine Air Coffee, Tanri Sunscreen, Toyota
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
81°
Typical Low
50°
Chance of Rain
19%
Based on US Climate Normals data from Alta 1 Nnw, 2 mi from the venue.
City Elevation
8,162 ft
Nearest Airport
JAC
Jackson Hole Airport · 22 mi
Time Zone
Mountain Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Every finish line starts with a single decision. Claim your spot at 2027 Pierre's Hole 50/100 Mountain Bike Race, put it on the calendar, and turn “someday” into a start date.
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Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Mountain biking takes place on singletrack and natural terrain where reading the trail matters as much as fitness — cornering, braking, and instinct on dirt are skills that only come from time in the saddle.
Events range from beginner-friendly cross-country races to technical enduros.
Mountain bike races take place on singletrack trails and natural terrain — dirt, roots, rocks, and forest roads. Mountain biking rewards skill as much as fitness.
2027 Pierre's Hole 50/100 Mountain Bike Race
Jul 31, 2027