Bogus 50/50

Downtown, United States • 27 Sep 2025

Bogus 50/50 is a Boise, Idaho trail ultramarathon with three distances: 50-mile, 50K, and 27K. All races start and finish at Fort Boise parking lot in the lower Boise Foothills, showcasing Boise’s premier single-track trails such as Dry Creek and Shingle Creek. The 50M winds through climbs for about 7,600 feet of elevation gain; the 50K covers roughly 4,700 feet; the 27K is an out-and-back on the same routes. Special features include a cash prize for the first to Bogus Road aid station in the 50M, a green-race policy (collapsible cup required), and hard cutoffs. Visit the organization's website for the most recent information.

Race information

50 mi
9000 m+
50 Mile
50 km
5700 m+
50k
27 km
2700 m+
27k
Visit the organization's website for the most recent information.
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