Great Trailhead Foot Race
Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United StatesWelcome to the Great Trailhead Foot Race at Bear Creek Lake Park! Featuring legitimate TRAILS in the shadow of Denver's skyline, you'll love the single-track and dirt as you race […]
Mancos Cowboy Half Marathon
Mancos Public Library 211 W. 1st, Mancos, CO, United StatesWith a new race date for 2021, the Mancos Cowboy Half Marathon and 5k is a beautiful and scenic course with a mix of pavement, dirt road, and trail. Grab […]
VEG Cares 5K
Berkeley Park 4601 W 46th Ave, Denver, CO, United StatesJoin Veterinary Emergency Group (VEG) for a morning of family-friendly fun at our VEG CARES 5K. All furry friends welcome and encouraged! Enjoy a beautiful fall morning walking, running, or scurrying around Manhattanville […]
Gummball 5K
Riverdale Regional Park 9755 Henderson Road, Brighton, CO, United StatesThe Gummball 5K will be run in honor of our fallen brother, Deputy Heath Gumm. He paid the ultimate sacrifice on January 24, 2018. Within his five years with the […]
BOO Run 5K
Edgewater Brewery 905 Struthers Ave, Grand Junction, CO, United StatesJoin this Halloween 5k fun run/walk benefiting Girls on The Run Western Colorado. Costume up and bring the family, we will haunt the town on our 5k route along the […]
Liberty Energy 5K
City Park Pavilion - Denver 2001 Steele St, Denver, CO, United StatesPlease join Liberty for our 5K run and walk, benefitting the Bettering Human Lives Foundation. This family-friendly event will include live music, a beer garden, face painting, food trucks, and […]
Expo Park XC Runs
Expo Park 10955 E Exposition Ave, Aurora, CO, United StatesOld-school cross-country style courses with creek crossings and bale jumps. Youth races 1k - 4k. All-ages 5k. Individuals and teams.
Canyonlands Ultra
Behind the Rocks Trailhead Moab, UT, United StatesCanyonlands 100 Mile, 125K, 50 Mile, Marathon, Half Marathon, and 15K Canyonlands Ultra starts and finishes at the Behind the Rocks Trail, along the border of the Behind the Rocks […]
CSU Homecoming 5K
CSU Oval Fort Collins, CO, United StatesThe Homecoming Race will take place on the Oval for our traditional course. All ages and abilities are welcome. Proceeds from the Homecoming Race benefit the ongoing research efforts and […]
Beware the Bear Trail Races
Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United StatesRun the original Bear Creek Lake Park trail race - the Beware the Bear Trail Races - on October 17th. This trail race consists of a 14.2K or a 5K. Or do them both with the double! There is also a kids 1K.
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.