Spring Runoff Trail Run

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

Looking for something more challenging than the adidas Terrex Après 5K but less intimidating than the adidas Terrex 20K Trail Run? Then this is the race for you! Test your […]

The Big Run 5K

Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

Join us for a 5K on June 9th at Sloan's Lake to celebrate Global Running Day! All paces are welcome to join us as we celebrate running and everything it […]

DU Dash 5K/10K

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

June 9th marks the inaugural IN-PERSON DU Dash hosted by Colorado Ducks Unlimited on the Santa Fe Trail at Palmer Lake.

Pepi’s Face Off

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

A true test of mental and physical strength, the adidas Terrex Pepi’s Face-Off is a “beautiful pain” as racers navigate up AND down the black-diamond trail Pepi’s Face as many […]

NoCo All-Comers Track Meet #1

Loveland High School 920 West 29th St., Loveland, CO, United States

This summer, FCRC is bringing back the NoCo All Comers Track Meet Series. This series takes place over the course of June and July at Loveland High School. Each meet […]

CUCHARA Trail Runs

Cuchara Mountain Park 1234 Panadero Ave, La Veta, CO, United States

Join us during summer solstice weekend, in gorgeous Spanish Peaks Country of Huerfano County Colorado, for the toughest 50-Mile and 60k on the HPRS calendar -or- race to the top […]

XTERRA Lory Triathlon

Lory State Park 708 Lodgepole Dr, Bellvue, CO, United States

XTERRA Lory Triathlon on June 18th is the perfect kick-off to the year for the seasoned off-road triathlete, or a great opportunity for the road triathlete wanting to try out […]

Sierra’s Race 5K

Foundations Church 1380 Denver Ave, Loveland, CO, United States

We are so excited to announce that Sierra’s Race will host our annual Run/Walk!!!! It’s going to be an amazing event, so mark your calendars…and stay tuned for more details! […]

Longs Peak 5 Mile

Estes Park High School 1600 Manford Ave, Estes Park, CO, United States

The Estes Park Marathon is America’s most scenic marathon course! In the marathon, runners enjoy our famous road course that is surrounded by glorious 360 degree views of Rocky Mountain […]

San Juan Trail Tri

Ridgeway State Park 28555 Highway 550, Ridgeway, CO, United States

Dash, Paddle, Pedal in beautiful Ridgway State Park. Our trail tri includes a 4 mile trail run, 1.5 mile paddle (SUP) & 8.5 mile mountain bike ride. Team and individual […]

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.