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  • 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 […]

  • Winter Six Pack Series

    Westy Winter Waggle

    Westminster Promenade 10600 Westminster Blvd, Westminster, CO, United States

    It's the Westy Winter Waggle 5&10k! Come waggle with us along an accurately measured, professionally timed course where you're welcomed by super friendly volunteers who wanna waggle with ya in […]

  • 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 […]

  • South Suburban Race Series

    Super Sunday Fun Run

    Reynolds Landing 6745 S. Santa Fe Drive, Littleton, CO, United States

    Bring the entire family to run or walk before the big game and enjoy a post-race party at Breckenridge Brewery Farmhouse. Runners and walkers of all ages and abilities are […]

  • 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 […]

  • Sweetheart Classic

    Loveland Aleworks 118 W 4th St, Loveland, CO, United States

    Sweetheart City Racing is excited to once again hold this year’s event. With a race start and awards in Downtown Loveland it will be right in the center of the […]

  • CMRA Forty Furlongs

    Road Runner Sports Westminster 10436 Town Center Drive, Westminster, CO, United States

    This 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 […]

  • Parker Recreation Run Series

    Love ’em or Leave ’em 5K/10K

    Salisbury Park 11920 N Motsenbocker Rd, Parker, CO, United States

    Will you embrace the holiday full of heart or run from Cupid? Either way, you're going to LOVE this fun and festive workout with family and friends...oh, and those pancakes! […]

  • Heart Throb 5K

    Memorial Park - Arvada 8001 West 59th Ave, Arvada, CO, United States

    Are you a Heart Throb? Grab your best running buddy and come on out to Johnny Roberts Memorial Park on the Saturday before Valentines Day. Celebrate the ability to get […]

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