Event details subject to change. Please confirm all information via event website.
Unicorn 5K
Ready to get off the sofa and gallop around Highlands Ranch with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k in Highlands Ranch to finish off your summer! You'll earn a sweet tee shirt and a flashy unicorn finisher medal!
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 calculated using an algorithm developed by Bob Royse, and it's geared to favor a beginning runner and the slower runners. Click here for an explanation of the […]
Winter Park Trail Runs
Winter Park Resort 85 Parsenn Rd, Winter Park, CO, United StatesThe Winter Park Trail Runs deliver high-alpine racing at its best, featuring flowing singletrack, rugged mountain terrain, and expansive views from start to finish. Starting in the mountains and finishing in the heart of town, these courses capture the adventure, challenge, and welcoming mountain-town atmosphere that define Winter Park, CO.
Wicked Wine Run
Founded in 2013, Wicked Wine Run is the longest running and most participated Wine Run in the country. Our journey began with a passion for combining fun, fitness, and fantastic wine into unforgettable experiences that bring friends and loved ones together. While health and fitness are a core focus of our events, we really love […]
Bound for Boston Marathon
Have you been dreaming of running Boston? Need to shave a few minutes off your time to qualify? Looking for the perfect course to set a PR? Regardless, if you want to run Boston or not, THIS is the event for you! We're racing around Northfield High School, and the course is a 1-mile super […]
Stagecoach Gravel Triathlon
We didn't get the chance to launch this race in 2020, but that didn't diminish our passion for this brand new style of triathlon! To say this race is “unique” would be an understatement! Limited to just 250 athletes, we're excited to announce the first ever gravel triathlon to the Colorado triathlon landscape! This event […]
Eltuck Valley 5K
Lory State Park 708 Lodgepole Dr, Bellvue, CO, United StatesJoin us each Tuesday evening in August for a fun series of shorter midweek trail races. Our goal is to offer a fun, low-key series of races designed to give newer trail runners an opportunity to dip their toes into the trail racing waters, and to offer more experienced trail racers a chance to sharpen […]
Boulder Stroke & Stride IX
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesThe Boulder Stroke & Stride offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the reservoir dam. Stroke & Stride happens weekly on Thursday nights throughout the Summer from June 4th to August 6th WITH THE EXCEPTION OF Thursday June […]
Jane Welzel Mountain Avenue Mile
Civic Center Park - Fort Collins Fort Collins, CO 80521, Fort Collins, CO, United StatesWhat is better than one day of running? TWO days of running! The Choice City Running Event on August 5th and 6th at Civic Center Park in Fort Collins has something for everyone. Kick off a weekend with the Jane Welzel Mountain Avenue Mile on Friday evening! Continue running strong the following day with the Human Race Half Marathon, 10K, and 5K. The party continues both days in the park with live music, vendors and a New Belgium beer garden!
CMRA/RMRR 5K
deKoevend Park 6315 S. University Blvd., Centennial, CO, United StatesJoin us for the August Trophy Series race and picnic at deKoevend Park in Centennial. This year our friends with the Colorado Masters will be joining us again for a great race and a fun post-race picnic!! We will be providing soda, seltzer, and chips. We ask that you bring your own picnic fare. We […]
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.