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  • Red Feather Trail Jamboree

    Ben Delatour Scout Ranch 2331 County Rd 68C, Red Feather Lakes, CO, United States

    Come enjoy the clean air and wild spaces of the Red Feather Lakes region in Northern Colorado at the Red Feather Trail Jamboree on September 17th. This 50K and half marathon takes place at the Ben Delatour Scout Camp and are designed to be beginner (or PR) friendly.

    $90 – $370

  • WILD Wahatoya Runs

    Cuchara Mountain Park 1234 Panadero Ave, La Veta, CO, United States

    Announcement: All Course Profiles and GPX files are released on the race website! Come join us to run through a magical part of history in the Cuchara Valley. The Spanish […]

  • Crested Butte Ultra

    Crested Butte Community School 818 Red Lady Ave., Crested Butte, CO, United States

    Crested Butte is known for having some of the best trails in the country. Runners will be challenged by this high altitude course. Its wide open views will amaze runners […]

  • Cougar Ridge Classic 26K

    Vail Village 292 E Meadow Dr, Vail, CO, United States

    We are thankful to be hosted by Vail Ski Resort for our start and Town of Minturn for our finish for the inaugural Cougar Ridge Classic 26K trail race. The course […]

  • West Line Winder 50K

    Buena Vista Heritage Museum 506 E Main St, Buena Vista, CO, United States

    With glorious views of the Collegiate Peaks and 4,000ft of ascent along the way, these 30 miles of buttery single track and forest roads in the heart of the valley are perfect for everyone from the first time 50k’er to the veteran trail runner. Join the fun on September 25th in Buena Vista, CO.

  • Featured

    Monument Marathon

    Five Rocks Amphitheater 200701 Co Rd P, Gering, NE, United States

    Register for Nebraska’s Most Beautiful Race - the Monument Marathon, Half Marathon and 5K on September 24th in Gering, just two hours from Fort Collins. Experience towering natural landmarks, pine-covered hills, rugged badlands, and a rural landscape that provides a stunning and tranquil experience. Run along part of the Oregon Trail, the course traverses through Mitchell Pass and around Scotts Bluff National Monument.

  • 24 Hours of Palmer Lake

    Palmer Lake Regional Park 199 County Line Road, Palmer Lake, CO, United States

    24 Hours of Palmer Lake is back! This race features 24 hours of a gorgeous 0.82 mile loop course surrounded by mountains on top of the Palmer Divide at an […]

    $65

  • Get Your Rear In Gear 5K

    Fossil Creek Park Lemay Avenue, Fort Collins, CO, United States

    Being part of a Get Your Rear in Gear event means joining North America’s largest grassroots movement in the fight against colorectal cancer. Your actions and voice have the power […]

    $30.00
  • Prairie Dog Race Series

    Pioneer Prairie Dog Half Marathon

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

    Get out to enjoy the crisp autumn air at the Pioneer Prairie Dog Half & 5k/10k! We will be celebrating autumn at the Start/Finish line located at the beautiful Westminster […]

    $35 – $80

  • Golden Leaf Half Marathon

    Fanny Hill 120 Lower Carriage Way, Snowmass Village, CO, United States

    13.1 mile trail race with nearly 1000 ft of elevation gain from Snowmass to Aspen

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