Denver CF Climb
Coors Field 2001 Blake St, Denver, CO, United StatesGolddigger 5K
Clear Creek High School 185 Beaver Brook Canyon Rd, Evergreen, CO, United StatesA 5K fundraiser for Clear Creek Cross Country in the mountains just west of the Denver area.
Rocky Mountain 5K
America the Beautiful Park Cimino Dr, Colorado Springs, CO, United StatesIn 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 StatesA 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 StatesPlease join the Westernaires for the Spirit of the West 5K run / walk and 1K Family Fun run on July 31st in Golden, CO.
Dash for Smiles 5K
Stapleton Central Park 8801 Martin Luther King Jr Blvd, Denver, CO, United StatesDash 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 StatesAfter 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 […]
Canceled Two Brothers Up-and-Down 5K/10K
Courtney-Ryley-Cooper Park 2350 Colorado Blvd, Idaho Springs, CO, United StatesRun your slowest 5K, then turn around and run your fastest at the Two Brothers Up-and-Down 10K on August 28th in Idaho Springs. This race climbs 1,800' in 5K and then turns around and goes back down!
Mountain Goat Kids’ Trail Running Series #4
Frisco Adventure Park 621 Recreation Way, Frisco, CO, United StatesFor the seventh year, the Town of Frisco is hosting a series of four kids’ trail running races over the summer. The entire family is welcome to come out for a night of family fun at the Frisco Adventure Park. Once the kids cross the finish line, they can grab some snacks at the Frisco […]
Boulder Stroke & Stride IX
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesThe Boulder Stroke & Stride enters its 23rd season in 2024, and offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the reservoir dam on 8 Thursday evenings (plus one Wednesday evening) throughout the summer. Many participants make their open-water […]
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.