Saturday, July 19, 2025 from 6:00am to 5:00pm starting from various points along Aspen/Snowmass mountains depending on the race length and all ending at Fanny Hill in Snowmass; price varies from $128.20-$149.40 depending on race length.

The event’s signature race is a challenging 50K Ultra that covers the four Aspen Snowmass mountains utilizing a mix of singletrack and dirt road. The event also offers a 25K race along the famed Government Trail covering Buttermilk and Snowmass mountains. As well as a 10K race that starts at Elk Camp Restaurant and traverses across Snowmass down to Fanny Hill.

Visit https://runsignup.com/Race/CO/Aspen/PowerofFourTrailRun for more details or to sign up.