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Roxborough Ultras

Aug 15, 2026 at 6:00 AM

Roxborough Park Road, Littleton CO, 80135, USA

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Rox Ultras (Roxborough Ultras) brings 50K and 50-mile trail ultramarathons to Roxborough State Park, Colorado. The courses wind through rugged, technical singletrack with sustained climbing, rewarding smart pacing and steady execution. Races are thoughtfully produced with well-timed aid, clear markings, and a finish line that delivers — good food, cold drinks, and music to close out a full day on the trail.

Race event photo
Series
The Stoke Fine Racing Events
Distance(s)
  • 50K
  • 50M
Participant Limit
150
Starting Elevation
6000
Total Elevation Gain
9300
Type
  • Ultra
Prize Money
yes
Course Percentage
100% on un-paved trails
High Point
8077
Entry Fee(s)
$200 (Lowest / Early Registration), $250 (Highest / Late Registration)
Men's Record
n/a
Masters Men Record
n/a
Women's Record
n/a
Masters Women Record
n/a

Event History

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