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

  • Western Colorado Trail Running Camp

    Wine Country Inn 777 Grande River Drive, Palisade, CO, United States

    Join us for a long weekend full of trail running adventures in the colorful desert landscape of Western Colorado's wine country. Life's 2 Short Fitness is teaming up with Becoming Ultra coaches for this special co-ed trail running camp for all levels. Enjoy coached workouts/clinics, guided hikes and runs for all levels, recovery yoga, cold […]

  • Quad Rock Trail Race

    Lory State Park 708 Lodgepole Dr, Bellvue, CO, United States

    Welcome to the Quad Rock 50 and 25 mile trail races, an event put on by trail runners for trail runners. Taking place on the trails and hills west of Fort Collins in Lory State Park and Horsetooth Mountain Park, the Quad Rock 25/50 will take you on a tour of the Fort Collins skyline, […]

    $125 – $170
  • Mountain Ridge Trail Race

    Mountain Ridge Middle School 10590 Mountain Vista Ridge, Highlands Ranch, CO, United States

    Mountain Ridge takes place near Highlands Ranch primarily on the Douglas County East-West Regional Trail. This gently rolling course will keep the Heart Rate pumping while offering some of the best views in the front range. The Mountain Ridge Trail Race will once again start and finish from Mountain Ridge Middle School, and offer 100% […]

  • Valkyrie Women’s Trail Race

    Cheyenne Mountain State Park 410 JL Ranch Heights, Colorado Springs, CO, United States

    Valkyrie Trail Race was created as a women only trail/ultra event,  featuring Colorado Spring’s, Cheyenne Mountain State Park.  The race offers amazing views of the city and a diverse eco-system. We have several different distances available, so everyone in your running group can participate! 50K/Marathon/30K/Half Marathon/8 Mile/4 Mile

  • High Line Canal Run

    deKoevend Park 6315 S. University Blvd., Centennial, CO, United States

    The 44th Annual High Line Canal 5K & 10K race takes place along the beautiful High Line Canal Trail. Registration includes post-race pancake breakfast.

  • CMRA Tucker Lake 6.5

    Colorado Tap House - Arvada 14982 West 69th Avenue, Arvada, CO, United States

    The race will start near the Colorado Tap House parking lot and head west along the Ralston Creek Trail toward Tucker Lake. Once reaching Tucker Lake runners will loop around the lake counterclockwise and then return on the trail back to the start.

  • Carbon Valley Half Marathon

    Firestone Regional Sports Complax 6850 Tilbury Avenue, Firestone, CO, United States

    Colorado at its Best – the Carbon Valley Half Marathon will showcase the beauty & diversity of Colorado’s best kept secret.  Small town charm with Big City services, nestled between Denver & Fort Collins, Firestone & Frederick host these 13.1 mile & 5K adventures.  Runners will tread upon Mining Town history via manicured trail systems, […]

  • Miles over the Meadow 5K

    Tallman Meadow Park 12335 Canterberry Parkway, Parker, CO, United States

    Parker Parks and Recreation Run Series invites you to come out and celebrate mom (or anyone) and run or walk 3.1 Miles over the Meadow in this fun filled 5K at Tallman Meadow Park on Mother's Day weekend. If a 5K is a little too much for the family, participate in the Family Fun Trek. […]

  • Happy Smackah 5K

    McIntosh Lake 1905 Harvard St, Longmont, CO, United States
  • HRCA Mother’s Day 5K

    Mountain Vista High School 10585 Mountain Vista Ridge, Highlands Ranch, CO, United States

    Great family-friendly course for 2023! Bring your family and friends and join in the fun at the 8th Annual HRCA Mother’s Day 5K! Sign up the whole family and make it a morning of activity they can all enjoy. First-time 5K participants, elite runners, kids, parents with strollers, and everyone in between are all invited […]

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