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

  • Canceled Pat’s Pony Express Trail Run

    Rampart Reservoir Rainbow Gulch Trailhead, Woodland Park, CO, United States

    Pat's Pony Express is a trail run at Rampart Reservoir. There are two distance options: 8 miles and 16 miles. Come out and enjoy the single track, running creeks, wildlife, and Colorado's autumn glory. This race is small by design and always will be. The US Forest Service limits the number of participants so the […]

  • Escalante Days 5K

    Flanders Park 420 Central Ave, Dolores, CO, United States

    All proceeds support the Dolores Middle and High School Cross Country programs.

  • Dog Days of Summer 5K

    Dawson Park 1899 Harvard St, Longmont, CO, United States

    Come join us on August 8, 2026  for a race around the entirety of beautiful Lake McIntosh! This 3.5 mile race is a half paved/half dirt course surrounded by wonderful mountain views, vast farmlands, and beautiful aquatic wildlife! Gather at Dawson Neighborhood park near the pirate ship playground where you will find an assortment of […]

  • 5K at the Fair

    La Plata Fairgrounds 2500 Main Ave, Durango, CO, United States

    Please join La Plata County 4-H for the inaugural 5K at the Fair! The race will be on August 8 at 8:30 AM at the La Plata County Fairgrounds in Durango, 2500 Main Ave. Check in starts at 8 AM. We will be meeting on the lawn, next to the Extension Building. Runners and walkers […]

  • Strides For Change

    Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

    Join us on August 8th, 2025 at Sloan’s Lake for Strides for Change – a 5K for Youth Mental Health, presented by Resolute Counseling Center. This community-centered event is more than a race — it’s a movement to support and uplift the mental health of our youth. Hosted by Resolute Counseling Center, whose mission is to […]

  • St Vrain for the Brain 5K

    Niwot High School 8989 Niwot Road, Niwot, CO, United States

    Run or walk this charity 5k in which all proceeds benefit brain cancer research! There will be trophies for the top finishers in men, women, and youth. Costumes are encouraged — the best costume wins a prize!

  • Sarcoma Strong 5K

    Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

    Hi all! Please join us at Sloan's Lake Park in Denver on 8/8 for a 5K to raise awareness for cancer! Specifically, sarcomas, a group of cancers that affect tissues such as bone and muscle. We hope to raise awareness for these often deadly, debilitating, and often overlooked cancers; for survivors, families, and the research/medical […]

  • Eat. Run. Adopt. 10K

    Trailhead Cafe 375 Meadowlark Dr, Berthoud, CO, United States

    Join us for Berthoud’s first-ever community-driven 10k! In partnership with Berthoud Pet Supply, this isn’t just a race—it’s a moving feast with a mission. A portion of race registration proceeds will go to Scroungy Dogs and Pretty Pups Rescue This community race and expo is designed to support Scroungy Dogs and Pretty Pups Rescue, a […]

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