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

Events Search and Views Navigation

Event Views Navigation

Filters

Changing any of the form inputs will cause the list of events to refresh with the filtered results.

Today

  • Louisville Winter Splash & Dash Series

    Splash & Dash II

    Louisville Recreation and Senior Center 900 Via Appia Way, Louisville, CO, United States

    Join us for a Kids’ Splash & Dash Series this winter at the Louisville Rec Center! Get ready for a fun, energetic winter racing experience! Each event features an indoor […]

  • Polar Plunge 5K

    Rock Ledge Ranch Garden of the Gods Park 3202 Chambers Way, Colorado Springs, CO, United States

    Are you ready for the COOLEST event of the season! Whether you're a daring plunger, a speedy 5K runner/walker, or a thrill-seeker ready to do BOTH, the Polar Plunge & […]

    $40
  • PPRR Nielson Challenge

    PPRR Nielson Challenge

    North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United States

    Race Format The first time you run this event, you'll establish a base time for yourself. This base time is used to generate a handicap time. The handicap time is […]

  • Featured

    Runnin’ of the Green Lucky 7K

    Washington Park - Denver 701 S Franklin St, Denver, CO, United States

    We invite you to join us at Washington Park for the 36th annual Runnin' of the Green!  Get your green on and come celebrate the 36th edition of this fun […]

  • Run Through Time Marathon

    Salida Scout Hut 210 East Sackett Avenue, Salida, CO, United States

    The Annual Run Through Time Marathon, Half Marathon, and 2 Mile Run will take place on Saturday, March 11, in Salida, CO. These beautiful, challenging courses are run on dirt/jeep […]

  • Lucky Brew Race

    Eastman Park 7025 Eastman Park Dr, Windsor, CO, United States

    Start your St. Patrick's celebration with either a 5k, 10k or 15k on the Kyger and Poudre River Trail. All participants will receive chip timing, free finish line video footage […]

  • CMRA Spring Spree 10K

    Halfpenny Brewing Company 5150 E Arapahoe Rd, Centennial, CO, United States

    The Spring Spree Race is an out-and-back 10K running and 5K race walking course that starts and finishes north of the Halfpenny Brewing Co. across E. Arapahoe Rd. The race […]

  • Highlands Ranch Race Series

    HRCA St. Patick’s Day 5K

    Highlands Ranch Town Center 9352 Dorchester St., Highlands Ranch, CO, United States

    Grab your friends, family, running/walking shoes, and your best Irish costume, and join us as we celebrate St. Patrick's Day with a festive 5K! The run/walk will start and finish […]

    $35 – $65
  • Steamboat Springs Running Series

    Luck of the Irish 7K

    Steamboat Springs Middle School 5100 Amethyst Drive, Steamboat Springs, CO, United States

    The Luck of the Irish 7k run/walk is a great way to start off the day with a bang! This race provides scenic views of Buffalo Pass and Strawberry Park […]

  • Front Range Freeze

    Sharin O’ The Green 5K

    Washington Park - Fort Collins 301 Maple St, Fort Collins, CO, United States

    This 5k has the luck of the Irish! Bring the kids and the pup for a fun event filled with craft beer, miles of smiles, and memories to last a lifetime at Odell Brewing Company in Fort Collins on March 11, 2023.

    • Please click here to submit your event for FREE to our online calendar.
    We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
    Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.

    Views: 23