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 feature switchbacks, climbs, descents and rocks to give athletes the opportunity to showcase their strength, finesse and trail running prowess. The Beas Knees Citizens race […]

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!  If your coin is a winner, you'll be awarded a prize!  Although there are many prizes to be awarded (race vouchers) but the one you're […]

Creede 100

Creede Historical Society Museum & Library 15 S Main St, Creede, CO, United States

The Creede 100 start and finishes in one of Colorado’s true historic mining towns. Creede once drew a rough and tumble crowd with its abundant silver, now we flock their because of the abundant beauty. The race starts right in town where every year the mining traditions are carried on in Basham Park. There are […]

Denver CF Climb

Coors Field 2001 Blake St, Denver, CO, United States

Golddigger 5K

Clear Creek High School 185 Beaver Brook Canyon Rd, Evergreen, CO, United States

A 5K fundraiser for Clear Creek Cross Country in the mountains just west of the Denver area.

$30.00

Rocky Mountain 5K

America the Beautiful Park Cimino Dr, Colorado Springs, CO, United States

In partnership with the YMCA Pikes Peak Region, we want to bring you the annual Rocky Mountain Run, the Rocky Mountain State Games official 5k! Athletes will be looped around Memorial Park starting at the IAFF Fallen Firefighters Memorial then head through the side streets of Memorial Park, around Prospect Lake, and finish back at […]

Half K for Hope

Living the Dream Brewing Company 9150 Commerce Center Cir, Highlands Ranch, CO, United States

A 1640 ft "race"...It really is a thing. Do you like running...to the liquor store? Do you like seltzer, soda, beer, and donuts? This is the "race" for you!

Spirit of the West 5K

Kyffin Elementary 205 Flora Way, Golden, CO, United States

Please join the Westernaires for the Spirit of the West 5K run / walk and 1K Family Fun run on July 31st in Golden, CO.

$30

Dash for Smiles 5K

Stapleton Central Park 8801 Martin Luther King Jr Blvd, Denver, CO, United States

Dash For Smiles is dedicated to increasing awareness of cleft lip and palate, as well as raising funds to help families struggling with the financial difficulties of healthcare costs related to having a child affected by cleft. Walk, run, crawl, or strut with us at the 14th year of this family-friendly Denver fundraiser!

Steamboat Lake Sprint Triathlon

Steamboat Lake State Park 61105 RCR 129, Clark, CO, United States

After last summer this event instantly became a personal favorite for our staff, volunteers, and athletes - come find out why!  We couldn't be more excited about this course, this lake, and the overall experience.  The swim starts out in the surprisingly warm waters of Steamboat Lake (74 degrees average race temp), then athletes transition […]

$85 – $135

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.