Floyd Hill Dash

Westbound & Down Brewing Company 1617 Miner Street, ##110, Idaho Springs, CO, United States

Calling all adventurers and nature lovers! It's time to cool down, head to Idaho Springs for the Floyd Hill Dash 5k! Picture yourself surrounded by breathtaking mountain views, crisp fresh […]

Canceled Pajarito Mountain 10K

Pajarito Mountain Ski Area 397 Camp May Rd, Los Alamos, NM, United States

Exploring and visit Pajarito Mountain Ski Area https://www.pajarito.ski/ for the Inaugural Pajarito Mountain 10K Run on Saturday October 21.  To register online and race details go to tcrproductions.com or https://register.chronotrack.com/r/73641. […]

Never Summer Ultra

State Forest State Park 56750 CO-14, Gould, CO, United States

The Never Summer 100km & 60km will take place almost entirely within the boundaries of State Forest State Park and run between the Never Summer Mountains on the northern border […]

$150 – $235

Pikes Peak Ultra

Bear Creek Regional Park 245 Bear Creek Road, Colorado Springs, CO, United States

Pikes Peak Ultra was created in 2015 to showcase some of the very best trails in Colorado Springs.  As a teenager, RD Justin Ricks trained on these trails and dreamed […]

Elevation Run/Walk

West Jeff Elementary School 26501 Barkley Road, Conifer, CO, United States

The Elevation Run/Walk is celebrating its 10th Anniversary on July 30th. Featuring a timed 10k race, USATF Certified timed 5k race, and 2 mile fun run. The race is held […]

SSPR TRYathlon

Cook Creek Pool 8711 Lone Tree Pkwy, Lone Tree, CO, United States

Swim, bike, run for fun! This is the perfect starting point to try a tri. These races are about completion, not competition. All athletic levels are welcome. The only prerequisite […]

$25.00

National High School Trail Championships

Riverside Park - Salida 170 E Sackett Ave, Salida, CO, United States

The National High School Trail Championship (NHSTC) is a trail race for high school athletes. The next running of the NHSTC will be held in Salida, Colorado. The race will […]

Pirates Run for Booty

Carpenter Park 3498 E 112th Ave, Thornton, CO, United States

X Marks the spot and you'll find it at the FINISH LINE!  Step through the finish arch and each finishing pirate will grab a coin from the bag of booty! […]

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.