Roxborough Ultras

More races nearby

• Stepping Stone 5K [steppingstone5k.com] [Register at runsignup.com]

  Sat, Jun 13, 2026 at 8:30 AM

  Description

  Stepping Stone Support Center and Trailhead Community have come together to present this amazing event to benefit adults with developmental disabilities, raising both awareness and funds to give these participants a home of their own! Join us on June 13 at Clement Park for a 5K or a 2.5K Shortcut!

  20.1 km
  7306 W. Bowles Ave, Littleton, Colorado, 80123, United States
  OpenStreetMap Google Maps

  2.5k 5k Run Trail

• HRCA Rocky Gulch Circuit [runsignup.com]

  Wed, Jul 08, 2026 at 5:00 PM

  Description

  ▼ Show more Show less

  The Highlands Ranch Mountain Bike (MTB) Series takes place on four Wednesdays throughout May-August. Each Wednesday night features a different route. All four races take place in our beautiful and...

  The Highlands Ranch Mountain Bike (MTB) Series takes place on four Wednesdays throughout May-August. Each Wednesday night features a different route. All four races take place in our beautiful and pristine Backcountry Wilderness Area, with the first three taking place on our Highlands Point Trail System and the fourth on our Wildcat Mountain Trail System.

  Mountain bike racers of all abilities are welcome! All categories are for men and women.

  This course consists of two five-mile loops running clockwise for a total length of 10 miles. Total ascent of 856 feet and a maximum elevation of 6,302 feet.

  Course map: https://www.strava.com/routes/17155094

  5:00 pm - Juniors 10-14 race 1 lap course

  6:00 pm - all other race classes race 2 lap course

  13.7 km
  2674 Pemberly Ave, Douglas County, Colorado, 80126, United States
  OpenStreetMap Google Maps

  Mountain Biking Run Trail

• Chase the Moon [finishers.com]

  Fri, Jul 10, 2026

  16.2 km
  Highlands Ranch, Colorado, United States
  OpenStreetMap Google Maps

  Run Trail

• Summer Splash Prairie Dog Half, 10k, & 5k [runsignup.com]

  Sat, Jul 18, 2026 at 6:30 AM

  Description

  Welcome to the Summer Splash Prairie Dog Half, 10k & 5k in Castle Rock, Colorado. Part of the Prairie Dog Half race series, join us in July as we race through Castle Rock along the East Plum Creek Trail.

  For all race info, click the "race info" tap (or the links at the bottom)!

  15.4 km
  5254 N Meadows Dr, Castle Rock, Colorado, 80109, United States
  OpenStreetMap Google Maps

  5k 10k 13.1 Miles Run Trail

• HRCA Badlands Circuit [runsignup.com]

  Wed, Jul 29, 2026 at 5:00 PM

  Description

  ▼ Show more Show less

  The Highlands Ranch Mountain Bike (MTB) Series takes place on four Wednesdays throughout May-August. Each Wednesday night features a different route. All four races take place in our beautiful and...

  The Highlands Ranch Mountain Bike (MTB) Series takes place on four Wednesdays throughout May-August. Each Wednesday night features a different route. All four races take place in our beautiful and pristine Backcountry Wilderness Area, with the first three taking place on our Highlands Point Trail System and the fourth on our Wildcat Mountain Trail System.

  Mountain bike racers of all abilities are welcome! All categories are for men and women.

  This course consists of two 5.5-mile loops running counter-clockwise for a total length of 11 miles. Total ascent of 764 feet and a maximum elevation of 6,230 feet.

  Course map: https://www.strava.com/routes/17155580

  5:00 pm - Juniors 10-14 race 1-lap course

  6:00 pm - all other race classes race 2-lap course

  13.7 km
  2674 Pemberly Ave, Douglas County, Colorado, 80126, United States
  OpenStreetMap Google Maps

  Mountain Biking Run Trail