Event details subject to change. Please confirm all information via event website.

  • Mamas Day 5K

    Buena Vista Community Center 715 E Main St, Buena Vista, CO, United States

    Mamas Day 5k and Family Fun Run is located in Buena Vista, CO. The course is on paved and dirt town trails and is stroller friendly! Open to anyone wanting to celebrate Moms! Participants receive a goodie bag and trucker hat.

  • Mother’s Day Run

    Great Lawn Park 101 Yosemite St, Denver, CO, United States

    A new Race Series for Colorado with 2 races over the Weekend for both WOMEN/Moms and their families!....Saturday, MAY 10th, 5k & Family 1 mile in Denver at GREAT LAWN PARK, then on Sunday in LOUISVILLE- COMMUNITY PARK for the 5k, 10k and Family Mile Trail Races. Take your choice. DENVER- Expo opens at 8:30am, […]

    $35.00
  • Spawning 5K

    Westminster Promenade 10600 Westminster Blvd, Westminster, CO, United States
  • Postponed Memorial Day Run and March

    Douglas County High School 2842 Front St, Castle Rock, CO, United States

    Colorado Veterans Project is set to host the eighth annual Memorial Day Run & March, which will raise funds and collect non-perishable food donations for local veterans experiencing homelessness. Athletes may participate in a 5K, 10K or 30K run, or choose to ruck march, where each athlete will carry a 25-pound rucksack filled with non-perishable […]

  • Mountain Madness Spring Survival Orienteering Race

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

    Mountain Madness: The Ultimate Team Orienteering Challenge! Teamwork, strategy, and adventure await in Mountain Madness—Colorado’s most exhilarating team orienteering trail race!  In this two-hour, all-terrain challenge, teams must rely on map and compass skills—no GPS allowed!—to navigate the rugged wilderness and collect as many checkpoints as possible before time runs out. There’s no set course—only […]

  • 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, awe inspiring nature, and forest bathing. LUNA promotes human-nature connections and self realization through running and hiking for communities historically excluded from exclusive outdoor sports. […]

  • 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 homes we've built over the last 2 years, as the course winds its way through the neighborhood where we have built and will continue to […]

  • 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 terrain. Whether you’re an experienced runner or just love the challenge of the outdoors, this race is about more than just crossing the finish line. […]

  • Louise Hammond Memorial Beardance Run

    Towaoc Recreation Center 495 Sunset Blvd, Towaoc, CO, United States

    First 20 to register (in each category) will get a t-shirt. Overall Prizes for M/F - 1st, 2nd and 3rd place 10k and Half Marathon: out-and-back, the first mile is a gradual incline on pavement, then onto an unmaintained dirt road. There will be water stations along the way. 5k: Starts on pavement for the […]

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