Cougar Ridge Classic 26K

Vail Village 292 E Meadow Dr, Vail, CO, United States

We are thankful to be hosted by Vail Ski Resort for our start and Town of Minturn for our finish for the inaugural Cougar Ridge Classic 26K trail race. The course is a point-to-point race, starting at Lionshead Village in Vail and finishing in the Town of Minturn.

West Line Winder 50K

Buena Vista Heritage Museum 506 E Main St, Buena Vista, CO, United States

With glorious views of the Collegiate Peaks and 4,000ft of ascent along the way, these 30 miles of buttery single track and forest roads in the heart of the valley are perfect for everyone from the first time 50k’er to the veteran trail runner. Join the fun on September 25th in Buena Vista, CO.

24 Hours of Palmer Lake

Palmer Lake Regional Park 199 County Line Road, Palmer Lake, CO, United States

24 Hours of Palmer Lake is back! This race features 24 hours of a gorgeous 0.82 mile loop course surrounded by mountains on top of the Palmer Divide at an Elevation of 7,240 Feet. This is a low fanfare community-driven event, simply geared towards those who love to push their mental and physical limits while […]

$65

Golden Leaf Half Marathon

Fanny Hill 120 Lower Carriage Way, Snowmass Village, CO, United States

13.1 mile trail race with nearly 1000 ft of elevation gain from Snowmass to Aspen

Heritage Days 5K

Mill Street Bistro 135 W Mill St, Bayfield, CO, United States

Enjoy a beautiful, fun 5k after watching the sheep come through town, and the parade. We will start at the end of the parade on Mill Street and end at Eagle Park! Timing is variable since the sheep march to the beat of their own drum, but the tentative start time is 10:30am. Come experience […]

Rut Run 5K

Bond Park Macgregor Avenue, Estes Park, CO, United States

With the Fall Season, Estes Park shines in colors and wilderness experiences! Herds of Elk begin to roam the meadows and open fields; while sounds of bugling Bull Elk call out their territory. Join us as we acknowledge this unique season at the RUT RUN 5K as part of ‘ELK FEST’. Kick starting the weekend […]

$30 – $40

Black Canyon Triathlon

Montrose Community Recreation Center 16350 Woodgate Rd, Montrose, CO, United States

The Montrose Recreation Foundation proudly presents the  22nd Annual Black Canyon Triathlon will be held Saturday, September 30, 2023. This event attracts about 200 athletes and their families annually to Montrose. It is a well supported sprint distance triathlon. There are individual youth and adult divisions, plus adult and youth teams(2 or 3 members). We […]

Mesa County Search & Rescue 5K

Snooks Bottom Open Space 915 Diana Ct, Fruita, CO, United States

Fruita Fall Festival - Mesa County Search & Rescue 5K Race HOSTED BY MESA COUNTY SEARCH AND RESCUE SUPPORT OUR MISSION TO RESCUE AND SAVE LIVES EARLY REGISTATION $35 / REGISTRATION AFTER SEP 1 st $50 WHAT: Annual 5k race. Prizes for first and second place winners in each category. Enjoyment for ALL! Racers can […]

Please click here to submit your event for FREE to our online calendar.
We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.