Utmb 2025 Races Blox. Select the event you're interested in. The top 3 male and female finishers in the 50k, 100k and 100m categories automatically win their place at the utmb world series finals.
The 2025 utmb will run from monday, august 26, until sunday, september 1. With multiple races throughout the event, here are the start dates and times of the main races you’ll want to follow.