Canceled Mountain RATS Trail Running Festival
Eagle Ranch Metropolitan District 1203 Capitol St, Eagle, CO, United StatesA Colorado end-of-summer outdoor celebration! Come celebrate the beginning of fall in the mountains with a trail running challenge! An exciting day of festival fun and adventure on the trails […]
Run the Rockies Half Marathon
Copper Mountain Resorts 184 Copper Circle, Frisco, CO, United StatesThe Run the Rockies Road 10k and Half Marathon will feature the traditional Run the Rockies Road Race course with runners starting near Copper Mountain; runners will follow the paved […]
Superhero 5K/10K
Greeley Family FunPlex 1501 65th Avenue, Greeley, CO, United StatesThe Superhero Run has become one of Greeley's most popular running events. The event will be held at the Greeley Family FunPlex and includes a 10K, 5K, 1 mile and […]
Beulah Challenge
Beulah School of Natural Sciences 8734 School House Lane, Beulah, CO, United StatesThe Beulah Challenge is an annual race (started in 1996) consisting of 5K, 10K, and half-marathon distances located in Beulah, Colorado, which is situated in the beautiful Wet Mountain foothills. The 2024 […]
So Long to Summer 5K/10K
Salisbury Park 11920 N Motsenbocker Rd, Parker, CO, United StatesPart of the Parker Parks and Recreation Run Series, this event is professionally timed. Registered participants will receive a race shirt, custom bib and a delicious post-race pancake breakfast. The […]
Lisa Nelson’s Mustang Stampede 5K
Ralston Valley High School 13355 West 80th Avenue, Arvada, CO, United StatesLisa Nelson's Annual Mustang Stampede 5K Memorial Scholarship Run/Walk in memory of Lisa Nelson, a beloved faculty member of Ralston Valley High School. Lisa passed away from cervical cancer in […]
Canceled ColorFest Color Run 5K
Yamaguchi Park 684 S 5th St, Pagosa Springs, CO, United StatesBrilliant colors will be flying at Pagosa Springs' iconic ColorFest Color Run 5k. As participants venture out on the course, vibrantly hued hot air balloons will be filling the skies […]
RINO 5K
Marine Layer 2700 Larimer St, Denver, CO, United StatesLooking for a fun way to get your blood pumping and explore one of Denver's most vibrant neighborhoods and support a great charity? Join us for a morning of fun, […]
Rattlesnake Rumble Trail Race
Eldorado Canyon State Park 294 Artesian Drive, Eldorado Springs, CO, United StatesOCA Panda Run 5K
Expo Park 10955 E Exposition Ave, Aurora, CO, United StatesOCA Colorado is proud to present the 4th annual 5K Panda Run now in Aurora's Expo Park! The Panda Run is a race to benefit the youth in our Asian […]
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.