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  • Pagosa Duathlon

    Turkey Springs area Cnr Turkey Springs & Monument Rds, Pagosa Springs, CO, United States

    The venue of the San Juan National Forest could not be more perfect for the Pagosa Duathlon as athletes trek through aspen groves, grassy fields, and the dreaded rocky Piedra Stock driveway. Join Rise Above Violence on July 10th in Pagosa Springs for this annual event.

    $45

  • Cookie Chase 5K

    Featured Colorado Runner Events Six Pack
    Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

    The Cookie Chase is Denver’s race that ends with cookies. Runners and walkers can take advantage of a flat and fast course, and then enjoy fresh cookies at the finish. […]

  • CMRA Elk Meadow Trail Run

    Elk Meadow Park 2855 Bergen Peak Drive, Evergreen, CO, United States

    Come up to scenic Elk Meadow Open Space for an exhilarating 5.1 mile trail run. This is a timed event that starts and ends near the Lewis Ridge Trail Head.

  • Grin & Bear It Trail Race

    Crested Butte Nordic Center 620 2nd St, Crested Butte, CO, United States

    The Grin & Bear It is Crested Butte’s oldest trail challenge. Historically presented as a sprint to Green Lake and back, this classic event has evolved to offer a 25k […]

  • Vitality Walk

    Vitality Walk
    Memorial Park - Durango 2901 E. 3rd Ave, Durango, CO, United States

    Your participation in Vitality Walk helps Parkinson Association of the Rockies (PAR) push boundaries and invest in programs and services that are a lifeline to those with Parkinson’s, their Care […]

  • Vitality Walk

    Vitality Walk
    Logan County Courthouse 315 Main St, Sterling, CO, United States

    Your participation in Vitality Walk helps Parkinson Association of the Rockies (PAR) push boundaries and invest in programs and services that are a lifeline to those with Parkinson’s, their Care […]

  • Odell Brewing 5K

    Colorado Brewery Running Series
    Odell Brewing Company 800 East Lincoln Avenue, Fort Collins, CO, United States

    Join us for the Odell Brewing 5k, and great, local craft beer at Odell Brewing Company in Fort Collins on July 11, 2026 Join us for The Odell Brewing 5k […]

  • Heatwave Half Marathon

    Goose Gossege Park 3950 Mark Dabling Blvd, Colorado Springs, CO, United States

    5K/10K/Half- Marathon & Relay registration includes a custom bib, designer shirt, and a custom finisher medal! 1 Mile registration is untimed and includes a custom bib, designer shirt, and a […]

  • Boulder Peak Triathlon

    Boulder Reservoir 5565 N 51st St, Boulder, CO, United States

    The Boulder Peak Triathlon, Duathlon & Aquabike on July 10th is one of the countries longest and most well-known triathlons.  For the veteran or first time racer, this is THE […]

  • RMRR Stone House 2M

    RMRR Trophy Series
    Stone House Park 2800 S. Estes St., Lakewood, CO, United States

    Everyone – 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 […]

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    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.

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