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  • Valley Bottom Rio Trio

    State Ave River Trail Access 6901 N River Rd, Alamosa, CO, United States

    Alamosa Parks and Recreation and Adams State Adventure Programs are partnering to bring the San Luis Valley the first annual “Valley Bottom Rio Trio”; an adventure-style triathlon race within the City of Alamosa on June 12th. This fully chip-timed race will feature an 8-mile trail bike ride, a 3-mile paddle on the Rio Grande, and a 5k run.

  • Memorial Day 5K

    Imperial Memorial Gardens Cemetery 5450 CO-78 West, Pueblo, CO, United States

    Join us for our Memorial Day 5K Fun Run & Walk at Imperial Memorial Gardens Cemetery and Funeral Home, honoring our fallen heroes while supporting victims of domestic violence.  Registration […]

  • Reuter-Hess Trail Run

    Reuter Hess Incline 11865 Heirloom Pkwy, Parker, CO, United States

    10k, with 600′ of elevation gain, on the trails at the Reuter-Hess Incline and Reservoir, in Parker. After 1/3mi, you climb an incline/challenge hill. The rest of the course is […]

    $35

  • Latino Ultra Nature Adventure

    Walker Ranch - Myers Homestead 7325 Flagstaff Rd, Boulder, CO, United States

    The Annual Latino Ultra Nature Adventure (LUNA) is a culturally relevant and equity driven new kind of Ultra powering the physical and mental health that comes from the mix of athletics, […]

  • 15 Homes in 5K

    Pagosa Lakes Clubhouse 230 Port Ave, Pagosa Springs, CO, United States

    Join Habitat for Humanity of Archuleta County as we celebrate the kickoff of Year 4 of our campaign to build 15 homes in 5 years! We're showcasing some of the […]

  • Crazy Legs 10K

    Devil's Backbone Open Space Off US 34, Loveland, CO, United States

    -The race begins at 7:00am and held at Devil’s Backbone Open Space 1725 Hidden Valley Drive in Loveland. Trail conditions can be access through the website https://www.larimer.org/naturalresources/parks/devils-backbone -All runners will […]

    $55

  • Best Buddies Friendship Walk

    Basalt Middle School 51 School St., Basalt, CO, United States

    The Best Buddies Friendship Walk is the leading event in the country supporting inclusion for people with intellectual and developmental disabilities (IDD). Join 50,000 participants at 70+ Walks across the […]

  • The Big Run 5K

    Clement Park 7306 W. Bowles Avenue, Littleton, CO, United States

    Celebrate what makes running fun — high-fives, endorphins, good friends. Come hang with Fleet Feet on Global Running Day, run a breezy 3.1 miles and make The Big Run an epic […]

  • Vail Ultra

    GoPro Mountain Games
    Vail Village 292 E Meadow Dr, Vail, CO, United States

    Push your limits with the Vail Ultra! This 50-mile adventure takes you through the heart of the Rockies, where every step leads you through steep ascents, awe-inspiring views, and ever-shifting […]

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