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  • Canceled Frosty’s Frozen Half Marathon, 10K and 5K

    Featured
    Hudson Gardens and Event Center 6115 S Santa Fe Dr, Littleton, CO, United States

    Frosty's Frozen Five & Ten is a flat and fast half marathon, 10K and 5K held each January in Littleton Colorado. The race starts and finishes at Hudson Gardens and […]

  • Resolve to Run 5K and Ultra

    UNC - Unversity Center 2101 10th Ave, Greeley, CO, United States

    Looking for an epic way to kick off the year? Join a single 5K race or see how many 5K loops you can complete in the 12-hour challenge! There will […]

  • Canceled Snowman Stampede Half Marathon, 10K and 5K

    Featured
    Hudson Gardens and Event Center 6115 S Santa Fe Dr, Littleton, CO, United States

    The Snowman Stampede is a flat and fast half marathon, 10K and 5K race held every February in Littleton Colorado. Come to Hudson Gardens and run the race that everyone […]

  • Snow Queen 5K/10K

    Cañon City Area Recreation and Parks District 575 Ash St, Cañyon City, CO, United States

    The Snow Queen Frosty February 5k/10K is back! Join us for the 6th annual event! This year, we're headed back to the Riverwalk, starting and ending at the Cañon City […]

  • Far Out 3/4 Marathon

    Chatfield State Park 11500 N Roxborough Park Road, Littleton, CO, United States

    We host one race per month from November to March.  All races are at Chatfield State Park and start at 9:00 am on Saturday mornings.  Check-in starts at 8:15 am.

  • Lucky Lyons 5K/10K

    Bohn Park 199 2nd Ave., Lyons, CO, United States

    Ready to start your St. Patrick’s celebrations off with the wind at your back? Grab your luckiest green running gear and join us March 9th on the beautiful paths of […]

  • Winter’s End Snowshoe Races

    Granby Ranch 1000 Village Rd, Granby, CO, United States

    The Winter’s End Snowshoe Races is an exciting winter running adventure that takes place at the beautiful Granby Ranch Resort in Granby, CO. The races are open to runners of […]

  • The Shamrock 7K

    Colorado Brewery Running Series
    Wibby Brewing 209 Emery Street, Longmont, CO, United States

    Join us for The Shamrock 7k @ Wibby Brewing on March 16, 2025, for a 7k-ish, fun run event that starts and ends at this awesome taproom in Longmont. Run, […]

  • 5K Raptor Run

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

    Please come run/walk, being your dog too if you want at Barr Lake State Park Have fun! Bring a friend. Sign up on Running Guru or go to Friends of […]

    $35.00 – $40.00

  • Mav Day 5K

    Foster Field House - CMU 905 Mesa Ave, Grand Junction, CO, United States

    Lace up your sneakers and get ready for an epic, one-of-a-kind 5k experience! Join us for our 2nd annual 5k that supports student scholarships. Every penny raised will be donated to […]

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