Arches Marathon
Behind the Rocks Trailhead Moab, UT, United StatesStarted in 2004 as a fall companion to the popular Canyonlands Half Marathon, Arches Half Marathon has hosted many runners on the road course. In 2021, Arches became a trail […]
Above the Clouds Ultra
Woodland Park Middle School 600 E Kelley's Rd, Woodland Park, CO, United StatesExperience the amazing Colorado fall colors, fast and flowing singletrack of Rampart Reservoir and the spectacular sweeping views of America’s Mountain, Pikes Peak, in the inaugural Above the Clouds Ultra!
West Elk Trail Marathon
Crawford State Park - Iron Creek Campground 40468 CO-92, Crawford, CO, United StatesRun, walk, and hike your way through the fall foliage of the West Elk Mountains! The West Elk Challenge is a point-to-point trail marathon through the heart of the West […]
Castle Rock Trail Festival
Phillip S. Miller Park 1375 West Plum Creek Pkwy, Castle Rock, CO, United StatesWelcome 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 […]
Not So Flatt Breast Cancer Awareness Run
Standley Lake 10200 W 100th Ave, Westminster, CO, United StatesJoin us for the Not So Flatt Breast Cancer Awareness Walk and Run. In 2021, my father lost his fight against breast cancer so we have put together an annual […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace 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 […]
Big Waves 5K
Lifetime Fitness - Westminster 397 W 148th Ave, Westminster, CO, United StatesHi Friends of Big Waves! We are looking forward to having everyone back for our family 5k this year! We are going to do a superhero theme, so come dressed […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace 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 […]
Spooky Sprint Half Marathon
Chatfield State Park 11500 N Roxborough Park Road, Littleton, CO, United StatesJoin us for the annual Spooky Sprint 5k/10k & Half Marathon! A fun, Halloween-themed event that is perfect for the whole family.
Cart to Cart Trail Run
Camp 4 Coffee 4th st and Elk Ave, Crested Butte, CO, United States10 or 19 mile trail runs at the height of fall colors in Crested Butte. Fun prizes to winners and random participants. https://www.cbmountainrunners.org
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