Canceled Arctic Prairie Dog Half Marathon
Coal Creek Golf Course 585 Dillion Rd, Louisville, CO, United StatesThe Arctic Prairie Dog race is the perfect motivation to get your New Year's goals calendar off and running (pun intended!). Check a half marathon, 10k or a 5k off […]
Canceled Chilly Willy Half Marathon
Chatfield State Park 11500 N Roxborough Park Road, Littleton, CO, United StatesIt's winter time & it's cold, but don't hibernate! Keep moving because it's a great time to go for a run whether you join us live or run virtual! We're […]
Polar Bear 5K
Washington Park - Denver 701 S Franklin St, Denver, CO, United StatesYou run faster when it's cold, right? All the "cool" runners are doing it, so come run for the chill of it! RACE HIGHLIGHTS: 
Participants receive some great eco-friendly official […]
Yeti Chase
Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United StatesThis race is conveniently located on the scenic west side of metro Denver. Bear Creek Lake Park is known for it’s diverse bird and waterfowl population as well as stunning […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace Format The first time you run this event, you'll establish a base time for yourself. This base time is used to generate a handicap time. The handicap time is […]
Sourdough Snowshoe Race
South Sourdough Trailhead 115 Co Rd 116, Nederland, CO, United StatesThe race is intended to be a difficult and fun free of charge backcountry event; any and all plans can change due to trail conditions for the runner’s safety. Snowshoes […]
Winter Six Pack Series #4
Westminster Promenade 10600 Westminster Blvd, Westminster, CO, United StatesJoin us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a […]
Old Man Winter Rally 5K/10K
Bohn Park 199 2nd Ave., Lyons, CO, United StatesBundle up and get ready to run and/or ride Colorado's best mixed terrain at the Old Man Winter Rally in Lyons on February 6th. Runners can crush the 10K course of single track trails, red rock canyon and gravel paths while riders can choose a 50K or 100K of dirt, snow, climbs and thrills! With a ragin' after party with hot food and cold beer, what more could you want?
RMRR Love on the Run 11K/5K
Centennial Park - Englewood 4630 S Decatur St, Englewood, 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 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 […]
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