Half Marathon

Join us for the Breckenridge Brewery Half Marathon & 5k on June 7, 2026. Starting and ending at the Breckenridge Brewery in Littleton, CO. Join us for the Breckenridge Brewery […]

It’s a race.  It’s a Brewfest.  It’s the Thirsty 13 Half Marathon! Are you thirsty for gorgeous scenery?  You won’t find a course more beautiful than this one.  With the […]

The race is hosted by Shining Stars Foundation, a nonprofit providing recreational and social programs for children and families affected by pediatric cancer. All proceeds support the kids. There is […]

Escape to the mountains for some fresh air! With the Rocky Mountain Half Marathon, 5K, and Elk Double (half marathon + 5K) you can choose your own adventure! The Rocky […]

The Steamworks Half Marathon will take place in the San Juan Mountains . This high-elevation, 13.1 mile race will take place at 6,500 feet above sea level. The course is […]

From the heart of the West Metro area and the Stenger Soccer Complex, All-Out brings you Polar Prowl! Along with its Endless Series sidekick in June… Summer Breeze, these 5K, 10K and Half […]

Welcome to the Town of Castle Rock’s epic trail event. Come to challenge yourself on the vast ridgeline trail system and enjoy Castle Rock’s local trails. Trail run options range […]

2023 marks the 15th Annual Backcountry Wilderness Half Marathon in Highlands Ranch! This 13.1-mile scenic trail run utilizes the Douglas County East/West trail and the beautiful Highlands Ranch Community Association’s […]

It is exciting to bring you another exquisite day of racing alongside the scenic Arkansas River! This is a fast course that starts in Pueblo’s City Park and takes you […]

Dash through the snow (or not snow) at Fa La La! Along with its Endless Series sidekick in July… Dog Days, the majesty of our breathtaking Flatirons as a backdrop will inspire […]