Ugly Sweaty Sweater 5K
PLPOA Rec Center 45 Eagle's Loft Cir, Pagosa Springs, CO, United StatesGrab your ugliest sweater, running shoes, some friends and family, and come on out for the Ugly Sweaty Sweater 5k Fun Run/Walk, December 16, 2023. This family and dog friendly […]
RMRR Platte River Trailhead Park 5K/10K
Platte River Trailhead Park Colorado Blvd and E 88th Ave, Thornton, CO, United StatesEveryone – slow, fast, or in-between – can win at RMRR Trophy Series races. With our handicap scoring system, we predict YOUR finish time based on recent running results, giving you a great […]
CMRA Frozen Platte 8K
Platte River Bar & Grill 5995 S Santa Fe Dr, Littleton, CO, United StatesThe course will go north from there on the S. Platte trail, across the suspension bridge at the Big Dry Creek Trail, back south on the west side of the […]
Raptor Resolution Run
Wildlife Discovery Center - River Campus 5200 Nature Center Rd, Pueblo, CO, United StatesJoin the Nature & Wildlife Discovery Center and the Southern Colorado Runners in celebrating 12 years of this wonderful event with our FINAL Raptor Resolution Run! The race will take place at […]
Postponed Mile High Stair Climb
Republic Plaza 370 17th St., Denver, CO, United StatesContinuing the legacy of the Run the Republic and the Fight for Air Climb, the Mile High Stair Climb is a world-class tower running event benefiting the American Lung Association […]
15 Homes in 5K
Pagosa Lakes Clubhouse 230 Port Ave, Pagosa Springs, CO, United StatesJoin Habitat for Humanity of Archuleta County as we celebrate the kickoff of Year 4 of our campaign to build 15 homes in 5 years! We're showcasing some of the […]
Snow Queen 5K/10K
Cañon City Area Recreation and Parks District 575 Ash St, Cañyon City, CO, United StatesThe Snow Queen Frosty February 5k/10K is back! Join us for the 6th annual event! This year, we're headed back to the Riverwalk, starting and ending at the Cañon City […]
Valentine Twosome
City Park - Pueblo 800 Goodnight Ave, Pueblo, CO, United StatesThis is just a fun, casual race with optional costumes. Grab your sweetheart, a friend or family member, just bring someone besides yourself, dress up in red, pink, any fun […]
Postponed Run Love 5K/10K
SweetWater Brewing 1020 E Lincoln Ave, Fort Collins, CO, United StatesThaw out with a winter event you won't forget! Run Love features two distances, 5k & 10k. After crossing the finish line, tuck into SweetWater Brewing for an after party […]
CMRA Forty Furlongs
Road Runner Sports Westminster 10436 Town Center Drive, Westminster, CO, United StatesThis is a flat out-and-back 5 mile course on Westminster's trail system (nearly all concrete path). Start and finish will be at Sensory Park. The route starts outbound on Walnut Creek […]
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.