Event details subject to change. Please confirm all information via event website.
Farmers 5000
Wheat Ridge High School 9505 W. 32nd Avenue, Wheat Ridge, CO, United StatesThe Farmers 5000 is likely one of the very first school-based 5K fundraisers in the state of Colorado. Since 1981, serious racers and weekend warriors alike have been coming to […]
Tiger Prowl 5K
Lakewood High School 9700 W. 8th Avenue, Lakewood, CO, United StatesThe Tiger Prowl 5K is a fabulous annual community event and tradition run by the Lakewood High School Foundation to support all the talented and ambitious student programs offered. All […]
Race Against Suicide
El Pomar Youth Sports Park 2230 Executive Cir, Colorado Springs, CO, United StatesThe Race Against Suicide is an annual memorial and fundraising event for Pikes Peak Suicide Prevention. Participate in our 3k walk or 5k run individually or with a team in […]
Paul’s Mystery Ship To End ALS Walk
105 West Brewing Company 1043 Park St, Castle Rock, CO, United StatesPaul’s Mystery Ship To End ALS launched in 2020 following Paul Dannels battle with ALS, a disease causing profound physical changes for individuals and families. Our foundation brings hope amid […]
Red Feather Trail Jamboree
Ben Delatour Scout Ranch 2331 County Rd 68C, Red Feather Lakes, CO, United StatesCome enjoy the clean air and wild spaces of the Red Feather Lakes region in Northern Colorado at the Red Feather Trail Jamboree on September 17th. This 50K and half marathon takes place at the Ben Delatour Scout Camp and are designed to be beginner (or PR) friendly.
WILD Wahatoya Runs
Cuchara Mountain Park 1234 Panadero Ave, La Veta, CO, United StatesAnnouncement: All Course Profiles and GPX files are released on the race website! Come join us to run through a magical part of history in the Cuchara Valley. The Spanish […]
Crested Butte Ultra
Crested Butte Community School 818 Red Lady Ave., Crested Butte, CO, United StatesCrested Butte is known for having some of the best trails in the country. Runners will be challenged by this high altitude course. Its wide open views will amaze runners […]
Cougar Ridge Classic 26K
Vail Village 292 E Meadow Dr, Vail, CO, United StatesWe are thankful to be hosted by Vail Ski Resort for our start and Town of Minturn for our finish for the inaugural Cougar Ridge Classic 26K trail race. The course […]
West Line Winder 50K
Buena Vista Heritage Museum 506 E Main St, Buena Vista, CO, United StatesWith glorious views of the Collegiate Peaks and 4,000ft of ascent along the way, these 30 miles of buttery single track and forest roads in the heart of the valley are perfect for everyone from the first time 50k’er to the veteran trail runner. Join the fun on September 25th in Buena Vista, CO.
Monument Marathon
Five Rocks Amphitheater 200701 Co Rd P, Gering, NE, United StatesRegister for Nebraska’s Most Beautiful Race - the Monument Marathon, Half Marathon and 5K on September 24th in Gering, just two hours from Fort Collins. Experience towering natural landmarks, pine-covered hills, rugged badlands, and a rural landscape that provides a stunning and tranquil experience. Run along part of the Oregon Trail, the course traverses through Mitchell Pass and around Scotts Bluff National Monument.
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.