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  • Manitou 5K

    Fields Park 114 El Paso Blvd, Manitou Springs, CO, United States

    Come celebrate the beauty of Manitou Springs! Race starts and ends in Fields park. Run along the rolling creek, view the art along the Creekwalk, loop the beautiful parks full […]

  • Westy Half and 5K

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

    Join the WESTY HALF and 5k this fall! The Hometown Race Series features half marathons and 5k distance events in outlying communities outside the Denver and Boulder metro areas. This […]

    $45 – $80

  • Run the Rocks 5K/10K

    Red Rocks Amphitheatre 18300 W Alameda Pkwy, Morrison, CO, United States

    Let every step you take make a profound impact on lung health and clean air in Colorado! The American Lung Association in Colorado proudly offers the only timed race event […]

  • Indian Creek Fifties

    Indian Creek Campground 2499 Pine Creek Rd, Sedalia, CO, United States

    The Indian Creek Fifties takes advantage of the challenging and little used terrain just southwest of the Denver Metro area. Loop 1 climbs to 8000′, and quickly flows down into […]

  • Bobcat Trail Races

    Palmer Park 3343 Paseo Rd, Colorado Springs, CO, United States

    Bobcat Trail Race was created to feature one of Colorado Spring’s best city parks, Palmer Park. Runners will enjoy views of the city and Pikes Peak from the rocky bluffs. […]

  • Blue Sky Trail Marathon

    Blue Sky Trailhead County Road 38e, Fort Collins, CO, United States

    Taking place on the trails between Horsetooth Mountain Park and the Devil’s Backbone Open Space, the Blue Sky courses take you on a north-south tour of the easternmost hogbacks of […]

    $90 – $130

  • Sean May Memorial Run

    Barr Lake State Park 13401 Piccadilly Road, Brighton, CO, United States

    The run/walk is held to honor Sean May, a Chief Deputy District Attorney with the 17th Judicial District Attorney’s Office who was murdered in his backyard in 2008 when he […]

  • Great Trailhead Foot Race

    Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United States

    Welcome to the Great Trailhead Foot Race at Bear Creek Lake Park! Featuring legitimate TRAILS in the shadow of Denver's skyline, you'll love the single-track and dirt as you race […]

  • Canyonlands Ultra

    Behind the Rocks Trailhead Moab, UT, United States

    Canyonlands 100K, 50 Mile, 50K, Marathon, Half Marathon, and 15K Canyonlands Ultra starts and finishes at the Behind the Rocks Trail, along the border of the Behind the Rocks Wilderness Study […]

  • Bridge Runner Ultra

    Centennial Park - Cañon City Cañon City, CO, United States

    Discover the scenic 35-mile loop starting in Canon City, Colorado, tracing along the Arkansas River and through historic Tunnel Drive tunnels. Ascend to 7,109 feet for panoramic views of Royal […]

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