The most challenging race you've never run...because it's NEW! Utilizing the amazing trails that surround Aspen, this full marathon is run almost exclusively on dirt trails. The diversity and elevation gain will challenge even the well trained athlete. The race is open to individuals and relay teams.

Aspen Backcountry Marathon

Human Interest Story

Nearly two-hundred and fifty people participated in the inaugural Aspen Backcountry Trail Marathon on August 27.

Debut Aspen Backcountry Marathon Was A Great Success

Post-Race Review/ Results

J. Marshall Thomson won the Aspen Backcountry Marathon with a time of 3 hours 43 minutes and 27 seconds.

Marathon Summary

Marathon Results