Discover the magical allure of the Rockies at the Aspen Valley Marathon in Aspen. This race takes you on an unforgettable journey through alpine roads, along glacial streams, and beneath towering evergreens. Runners relish the challenge of a course that offers both fast, flowing stretches and moderate climbs, all set against the breathtaking backdrop of the Colorado high country. The event is celebrated for its pristine mountain air, breathtaking scenery, and the welcoming spirit of the local community.

What Runners Love:

• Alpine Splendor: Stunning views of snow-capped peaks, crystal-clear streams, and lush forests that inspire every mile.
• Balanced Challenge: A well‑designed course that combines fast, open sections with moderate climbs, perfect for both personal records and reflective running.
• Mountain Community: Genuine local hospitality, supportive volunteers, and strategically placed aid stations that keep you refreshed in the high‑altitude environment.
• Invigorating Atmosphere: The crisp mountain air and the vibrant energy of Aspen create an experience that fuels both body and spirit.

What to Keep in Mind:

• Moderate Climbs: The natural elevation changes are opportunities to pace yourself and celebrate each uphill effort as a victory.
• Variable Weather: Mountain conditions can shift quickly, so smart layering and hydration turn challenges into added excitement.

Embrace the spirit of the Rockies by joining the Aspen Valley Marathon. Register today and immerse yourself in an alpine adventure that will challenge your limits, invigorate your soul, and leave you with unforgettable memories of mountain magic!

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.

Utilizing the beautiful trails that surround Aspen, The Aspen Backcountry offers two options, a full or heavy half-marathon, both run almost exclusively on dirt trails. The diversity of terrain, challenging ascents & descents and overall elevation gain will challenge even the most well-trained athletes. With spectacular views of the Elk Mountains above and the city of Aspen below, this is one race you’ll be bragging about for years.  

This race will be a limited support race. There will be aid stations, portable toilets at the start/finish, volunteer crews and timers. There is volunteer medical personnel along the course and at aid stations, but there is no guarantee of rescue or medical attention. Each participant is ultimately responsible for their own rescue and preparation for course and weather conditions.

Each year the race route changes direction.  The 2023 route will be heading in the clockwise direction, up Sunnyside and down Smuggler.  Both races start and end in Rio Grande Park.  This is a running race and cut off times are enforced.  This is a cupless course please bring your own cup or water bottle.  No refunds or exchanges or deferment allowed.  

Utilizing the beautiful trails that surround Aspen, The Aspen Backcountry offers two options, a full or heavy half-marathon, both run almost exclusively on dirt trails. The diversity of terrain, challenging ascents & descents and overall elevation gain will challenge even the most well-trained athletes. With spectacular views of the Elk Mountains above and the city of Aspen below, this is one race you’ll be bragging about for years.  

This race will be a limited support race. There will be aid stations, portable toilets at the start/finish, volunteer crews and timers.  There is volunteer medical personnel along the course and at aid stations, but there is no guarantee of rescue or medical attention. Each participant is ultimately responsible for their own rescue and preparation for course and weather conditions.

Each year the race route changes direction.  The 2023 route will be heading in the clockwise direction, up Sunnyside and down Smuggler.  Both races start and end in Rio Grande Park.  This is a running race and cut off times are enforced.  This is a cupless course please bring your own cup or water bottle.  No refunds or exchanges or deferment allowed.