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  • Freakin Freezin 5K

    Northfield High School 5500 Central Park Blvd, Denver, CO, United States

    It's that time of year when brave runners lace up, layer up, and take on the chill! The Freakin' Freezin' 5K is all about starting the new year with some […]

  • 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 […]

  • 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 […]

  • 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

  • Splash & Dash I

    Louisville Winter Splash & Dash Series
    Louisville Recreation and Senior Center 900 Via Appia Way, Louisville, CO, United States

    Join us for a Kids’ Splash & Dash Series this winter at the Louisville Rec Center! Get ready for a fun, energetic winter racing experience! Each event features an indoor […]

  • Running Up for Air

    Staunton State Park 12102 S Elk Creek Rd, Pine, CO, United States

    Running Up for Air unites our community over a shared passion for running and a desire to drive real, lasting change in the fight for cleaner air. Through endurance events […]

  • Sweet Heart Run

    Fruita Community Center 324 N Coulson, Fruita, CO, United States

    This February, run your heart out, sweetheart! Choose between a 5K or 10K along the scenic Fruita Trail System, and don’t forget to dress up for the costume contest. After […]

  • Vail Mountain Winter Uphill

    Lionshead Gondola Vail, CO, United States

    Join us as skiers, snowboarders and winter runners tackle 2,200 vertical feet of groomed trails to reach Eagle's Nest at the top of the Eagle Bahn Gondola in Lionshead. The […]

  • Toyota Super Half Mararthon

    Pioneers Museum 215 South Tejon Street, Colorado Springs, CO, United States

    The streets and trails of downtown Colorado Springs are not exactly the “Frozen Tundra of Lambeau Field” but on Super Bowl Sunday, Feb.8, 2026, more than 1,500 runners will race […]

  • City LAX Dash

    City Park - Denver 1700 N York St, Denver, CO, United States

    The Dash is an event to kick-off the spring season and support Denver City Lax. Schools, teams and individuals have been rallying together at the Dash the past nine years.

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