Rescue Run 5K/10K

Norris Penrose Event Center 1045 Lower Gold Camp Rd, Colorado Springs, CO, United States

Welcome back to Norris-Penrose Events Center / Bear Creek Park! Back in the beginning... The Rescue Run Start/Finish was at Norris-Penrose Events Center - After many wonderful years at Palmer Park we are returning back to our roots! But rather than run on the streets, as we did then, we will be running on the […]

All-Out Polar Prowl

Stenger Soccer Complex 11200 W 58th Ave, Arvada, CO, United States

From the heart of the West Metro area and the Stenger Soccer Complex, All-Out brings you Polar Prowl! Along with its Endless Series sidekick in June… Summer Breeze, these 5K, 10K and Half Marathon courses will follow Van Bibber Creek Trail west through Arvada's open spaces with spectacular views of the countryside and Table Mountain. Plus… all distances […]

Sentinel Flurry 5K

Golden View Classical Academy 601 Corporate Cir, Golden, CO, United States

CMRA Frozen Platte 8K

Platte River Bar & Grill 5995 S Santa Fe Dr, Littleton, CO, United States

The 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 river, across the bridge near the Platt River Bar and Grill, south past the finish line, around the Lee Gulch roundabout, and back north to […]

Event Series Prairie Dog Race Series

Arctic Prairie Dog Half Marathon

Coal Creek Golf Course 585 Dillion Rd, Louisville, CO, United States

The 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 your list on the 16th day of the New Year! Will it be easy? Nope. Will it be cold? Maybe. Will it be worth it? […]

Arches Ultra

Gemini Bridges Trailhead at Gemini Bridges, Moab, UT, United States

Arches Ultra travels along the border of Arches National Park, using Bar M, Klonzo, and Klondike Trail Systems.  The trails are smooth and easy at points, technical slick rock at others, and there’s even some sand to shake things up. Winter is a great time to be in Moab running, and we’ve chosen a lower […]

Big Brrrrito! 5 Mile

Chatfield State Park 11500 N Roxborough Park Road, Littleton, CO, United States

We host one race per month from November to March.  All races are at Chatfield State Park and start at 9:00 am on Saturday mornings.  Check-in starts at 8:15 am.

Rio Frio 5K

Cole Park 300 Hunt Ave, Alamosa, CO, United States

The Annual Rio Frio 5K on Ice is one of America’s most unique 5k races! This spectacular event is conducted entirely on the majestic frozen Rio Grande! Have you ever run on a frozen river? Come and try it out on January 29th in Alamosa.

$25

Sourdough Snowshoe Race

South Sourdough Trailhead 115 Co Rd 116, Nederland, CO, United States

The 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 will be required unless the race director chooses to change the requirements due to trail conditions.  All racers are required to carry 20 ounces of […]

Old Man Winter Rally 5K/10K

Bohn Park 199 2nd Ave., Lyons, CO, United States

Bundle 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?

$49

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