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  • Global Running Day 5K

    Colorado Brewery Running Series
    Prost Brewing Company 2540 19th St, Denver, CO, United States

    Join us for the Global Running Day 5k at Prost Brewing in Northglenn on June 4, 2025, for a 5k-ish, fun run event that starts and ends at this awesome […]

  • The Big Run 5K

    Fleet Feet - Colorado Springs 3659 Austin Bluffs Parkway, Colorado Springs, CO, United States

    Celebrate what makes running fun — high-fives, endorphins, good friends. Come hang with Fleet Feet on Global Running Day, run a breezy 3.1 miles and make The Big Run an epic […]

  • Summit Trail Running Series II

    Summit Trail Running Series
    B&B Trailhead 1920 French Gulch Rd, Breckenridge, CO, United States

    Explore the trails of Breckenridge this summer with the 23rd annual Summit Trail Running Series with each race followed by a post-race party! The Series consists of 5 trail races […]

  • The Big Run 5K

    Clement Park 7306 W. Bowles Avenue, Littleton, CO, United States

    Celebrate what makes running fun — high-fives, endorphins, good friends. Come hang with Fleet Feet on Global Running Day, run a breezy 3.1 miles and make The Big Run an epic […]

  • Vail Ultra

    GoPro Mountain Games
    Vail Village 292 E Meadow Dr, Vail, CO, United States

    Push your limits with the Vail Ultra! This 50-mile adventure takes you through the heart of the Rockies, where every step leads you through steep ascents, awe-inspiring views, and ever-shifting […]

  • First Fridays 5K

    First Fridays 5K
    Festival Park 199 Perry St., Castle Rock, CO, United States

    Friday nights in the summer are made for spending time close to home, enjoying the beautiful weather, and unwinding from the long week. Why go anywhere else but Downtown Castle […]

  • Louise Hammond Memorial Beardance Run

    Towaoc Recreation Center 495 Sunset Blvd, Towaoc, CO, United States

    First 20 to register (in each category) will get a t-shirt. Overall Prizes for M/F - 1st, 2nd and 3rd place 10k and Half Marathon: out-and-back, the first mile is […]

  • 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 […]

  • Footsteps for Families

    Saint Andrew United Methodist Church 9203 S University Blvd, Highlands Ranch, CO, United States

    Get Ready to Run, Walk or Scoot, and Support: Family Fun Event Returns for its 3rd Year! Grab your gear and gather your loved ones – it's time for the […]

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