Michael J. Fox Foundation’s Denver Run/Walk
City Park - Denver 1700 N York St, Denver, CO, United StatesWe're excited to invite you to be a part of The Michael J. Fox Foundation’s Denver Run/Walk, a community event dedicated to raising awareness and funds for Parkinson's research. Lace up your sneakers and join us as we come together to make a difference in the lives of those living with Parkinson's disease. Event Highlights: […]
Strides for Sierra 5K
Sierra Elementary 7771 Oak St, Arvada, CO, United StatesJoin us Sunday October 6th at 9:00am for the Second Annual Strides for Sierra 5K run/walk fundraiser. Get your sweat on running or enjoy a leisurely stroll through the beautiful neighborhood surrounding Sierra Elementary! Starting at 10:00am the little ones can participate in a 1K fun run around the Sierra track. Afterwards stay and enjoy […]
PPRR Fall Series I
Bear Creek Regional Park 245 Bear Creek Road, Colorado Springs, CO, United StatesThe Fall Series consists of four trail races in four different city/county parks. The trails range from well-maintained to rocky with tree roots. Each event is a unique challenge at a different distance, getting longer as the series progresses. Fall Series I - 5KFall Series II - 4 MileFall Series III - 5.5 MileFall Series […]
Indian Creek Fifties
Indian Creek Campground 2499 Pine Creek Rd, Sedalia, CO, United StatesThe Indian Creek Fifties takes advantage of the challenging and little used terrain just southwest of the Denver Metro area. Loop 1 climbs to 8000′, and quickly flows down into the Grand Valley for a few gorgeous pink sunrise soaked miles. This loop almost seems friendly, until you’re given a few sharp stabs in the […]
Long View Marathon
City Park - Fort Collins 1500 W Mulberry St, Fort Collins, CO, United StatesShowcasing a unique city-to-city trail connection, The Long View Marathon and Half Marathon runs from Fort Collins to Loveland. Together, Gnar Runners and Sweetheart City Racing bring a unique collaboration to Colorado’s running scene in this one-of-a-kind race event.
Sage Burner Trail Race
Hartman Rocks Recreation Area Gunnison, CO, United StatesNestled in the Rocky Mountains, about 2 hours east of Grand Junction and 3 hours west of Denver, lies a small running jewel called Gunnison, Colorado. Visit Gunnison, and you’ll be treated to some of the best outdoor recreation this planet has to offer.
Cheyenne Mountain Trail Race
Cheyenne Mountain State Park 410 JL Ranch Heights, Colorado Springs, CO, United StatesThis race benefits Achilles Pikes Peak, a local nonprofit that helps athletes with disabilities to enjoy the trails and live rich, active lives. Our 50K, 25K and 10K courses in Cheyenne Mountain State Park include some of the best trails on the Front Range. Runners will cross grassy meadows and pierce dark stands of timber […]
Longmont High School 1040 Sunset St, Longmont, CO, United States
Organized by Tony Bermudez, District 2 State Officer for Colorado FBLA, this event is more than just a race—it's a chance to make a meaningful difference in our community. All proceeds from the Trojan Trot will benefit the OUR Center, a local organization dedicated to providing essential services to those in need to help them […]
Breckenridge Road Marathon
Breckenridge Recreation Center 880 Airport Road, Breckenridge, CO, United StatesTHE BRECKENRIDGE ROAD MARATHON IS JUST THAT... ONE-OF-A-KIND EXPERIENCE, WITH A LITTLE SOMETHING FOR EVERYONE! ARE YOU LOOKING FOR THAT BUCKET LIST RACE, A WEEKEND GET AWAY WITH FRIENDS, OR JUST A GREAT RUN IN THE MOUNTAINS... THEN THIS IS THE PERFECT RACE FOR YOU! THE BRECKENRIDGE ROAD MARATHON, HALF-MARATHON AND 10K WILL START ATOP […]
Boulder XC Series I
Foothills Community Park 800 Cherry Ave, Boulder, CO, United StatesLOCATION Foothills Community Park 800 Cherry Ave, Boulder, CO 80304 EVENTS 9:00AM 10 YEARS & UNDER - 1K 9:15AM 16 YEARS & UNDER - 3K (1 x 1K + 1 x 2K) 9:40AM OPEN - 5K (1 x 1K + 2 x 2K) Course - HERE Entries close 10/11 at 11:59PM. There are NO Race […]
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.