Trail · 50K · Already run
Aspen Backcountry
Aspen, CO
Aspen Backcountry is a trail race of 31.1 miles (50 km) in Aspen, Colorado. It was last run on Saturday, August 1, 2026. Registration is open to all. The field is about 82 runners.
There are 21 other upcoming 50K races in Colorado.
31.1miDistance
82runnersField
79°Flow 48°FTypical race day
Questions about Aspen Backcountry
When is Aspen Backcountry 2026?
Aspen Backcountry 2026 was on Saturday, August 1, 2026.
Where is Aspen Backcountry?
Aspen Backcountry is held in Aspen, Colorado.
How long is Aspen Backcountry?
Aspen Backcountry is 31.1 miles (50 km).
How do you get into Aspen Backcountry?
Aspen Backcountry has open registration.
What is the weather usually like at Aspen Backcountry?
Around Aspen Backcountry's date, the day's high is typically about 79°F (26°C) and the low about 48°F (9°C), averaged over recent years.
What other 50K races are there in Colorado?
Other upcoming 50K races in Colorado include Crested Butte Ultra (September 26, 2026), Estes Epic (September 26, 2026) and WILD Wahatoya Runs (September 26, 2026).
Other races in Colorado
- Crested Butte Ultra 55K · Sep 26, 2026
- Estes Epic 50K · Sep 26, 2026
- WILD Wahatoya Runs 50K · Sep 26, 2026
- Above the Clouds Ultra 50K · Oct 3, 2026
- Sage Burner Trail Race 50K · Oct 3, 2026
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