Bogus 50/50

Boise, United States • 26 Sep 2026

Bogus 50/50 - September 26, 2026

Bogus 50/50 offers three trail race distances in the Boise foothills, all starting and finishing at the Fort Boise parking lot in the lower foothills. Courses include multiple uphill and downhill sections on trails of moderate difficulty and include aid stations along the route. The event is organized as a green race and requires participants to bring a collapsible cup for aid stations.

  • 50 Mile: route through Boise foothills, approx 7,680 ft elevation gain.
  • 50K: trail ultra in Boise foothills, approx 4,688 ft elevation gain.
  • 27K: out and back on the same courses, approx 2,354 ft elevation gain.

The 50 Mile course has two hard cutoffs at approximately mile 24 and mile 43.75. The 50K has a cutoff at roughly mile 22. For the 50 Mile, the first male and female runners to reach the Bogus Road aid station receive $100 each; finishing the race is required to be eligible for that prize.

Registrations by September 14 are guaranteed race schwag. Registration closes September 21 at 11:59 PM MT. Packet pickup is available Thursday, September 24 from 10:00 to 18:00 and Friday, September 25 from 10:00 to 14:00 at Idaho Running Company in Boise. No refunds will be provided, and no pacers are allowed. Visit the organization's website for the most recent information.

Race information

50 mi
50 Mile
50 km
50k
27 km
27k
Visit the organization's website for the most recent information.
Trail runs nearby

Trail marathon and half marathon on Boise's Ridge to Rivers Trail System featuring single track, significant climbs and fast descents. Multiple aid stations are placed along each course and a shirt order cutoff is May 30.

Experience a three event summer trail series at Bogus Basin Ski Resort featuring 4 to 6 mile races on scenic singletrack trails with Grand Prix style scoring.

Experience the beauty of Bogus Basin at the Boise Front Trail Festival. Choose between a steep hill climb or scenic trail races while supporting local trail conservation in the Boise Foothills.

The Foothills XC12K is a trail race in the Boise Foothills on August 22, 2026. It features 12K and 5K cross-country courses starting at the Military Reserve. Event proceeds support the Bogus Basin Nordic Team.