Aspen Valley Marathon
Aspen Valley Marathon gives runners a high-country Colorado road race with valley scenery, altitude, and a summer mountain-town calendar slot.
Quick facts
- Summer marathon based in Aspen, Colorado.
- Altitude is a major pacing factor.
- Road-race format with mountain-valley scenery.
- Best suited to runners who plan travel and lodging early.
About the Aspen Valley Marathon
Aspen Valley Marathon is a destination-minded Colorado marathon for runners who want mountain scenery without committing to a trail ultra. Altitude and travel costs shape the race as much as the route.
Course
The race uses the Aspen valley setting, so runners should expect a mountain-road feel with elevation influence even when the footing is runnable. Pacing should account for altitude from the opening miles.
Race-day weather
Late July in Aspen often starts cool and can warm under strong sun. Altitude, dry air, and afternoon mountain weather make early hydration planning important.
Past Aspen Valley Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Saturday, July 25, 2026 | Completed | Open results |
| 2025 | Saturday, July 19, 2025 | Completed | Open results |
| 2024 | Saturday, July 13, 2024 | Completed | Open results |
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Aspen Valley Marathon FAQ
When is the Aspen Valley Marathon?
We're waiting for the finalized date for the 2027 Aspen Valley Marathon. The most recent running was on Saturday, July 25, 2026.
Is Aspen Valley Marathon a Boston qualifier?
Yes. Aspen Valley Marathon is a Boston Marathon qualifier. To use the result, you must run the certified full-marathon course within the qualifying window and meet the current standard for your age and gender. Meeting the standard lets you apply but does not guarantee entry, and net-downhill courses can receive a time adjustment under current B.A.A. rules. Review the Boston qualifying times and downhill-course rules, or browse upcoming Boston qualifier marathons.
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