Roxborough Ultras
Littleton, CO
Roxborough Ultras is a trail race of 50 miles (80 km) in Littleton, Colorado. It was last run on Saturday, August 15, 2026. The race gives its climbing as 5,000 ft (1,524 m). Registration is open to all.
There are 9 other upcoming 50-mile and 100K races in Colorado. Roxborough Ultras climbs about 100 ft a mile (19 m per km), flatter than 90% of the 119 50-mile and 100K races listed with their climbing.
Questions about Roxborough Ultras
When is Roxborough Ultras 2026?
Roxborough Ultras 2026 was on Saturday, August 15, 2026.
Where is Roxborough Ultras?
Roxborough Ultras is held in Littleton, Colorado.
How long is Roxborough Ultras?
Roxborough Ultras is 50 miles (80 km).
How much elevation gain does Roxborough Ultras have?
Roxborough Ultras has 5,000 ft (1,524 m) of elevation gain, as the race states it.
How do you get into Roxborough Ultras?
Roxborough Ultras has open registration.
What is the weather usually like at Roxborough Ultras?
Around Roxborough Ultras's date, the day's high is typically about 89°F (32°C) and the low about 60°F (16°C), averaged over recent years.
How hilly is Roxborough Ultras?
Roxborough Ultras climbs about 100 ft a mile (19 m per km), flatter than 90% of the 119 50-mile and 100K races listed with their climbing.
What other 50-mile and 100K races are there in Colorado?
Other upcoming 50-mile and 100K races in Colorado include Crested Butte Ultra (September 26, 2026), The Bear Chase (October 3, 2026) and The Bear Chase (October 3, 2026).
Other races in Colorado
- Crested Butte Ultra 50 Mile · Sep 26, 2026
- The Bear Chase 100K · Oct 3, 2026
- The Bear Chase 50 Mile · Oct 3, 2026
- Kessel Run Ultra 50 Mile · Nov 7, 2026
- Kessel Run Ultra 40 Mile · Nov 7, 2026
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