Aspen Backcountry
Sat, Jul 31, 2027
In 265 days
Aspen, CO
Rio Grande Park
Typically 47–74°F · some rain risk
See last 10 years
On this date: rain 2 of the last 10 years
2026
49–79°F
dry
2025
47–72°F
dry
2024
43–78°F
dry
2023
49–75°F
rain
2022
45–71°F
dry
2021
47–71°F
dry
2020
46–74°F
dry
2019
46–73°F
rain
2018
42–76°F
dry
2017
44–71°F
dry
Best months to race in Colorado →
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About this race
Aspen Backcountry returns on July 31, 2027 with a 50K, a marathon and the "heavy half" marathon, keeping the backcountry marathons going for the local Colorado community. Every distance starts and finishes at Rio Grande Park, next to the Duck Derby fundraiser held each year by the Rotary Club Aspen. Entry $90 to $155.
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