Furry Scurry

Washington Park - Denver 701 S Franklin St, Denver, CO, United States

The Furry Scurry is an annual, fun-filled festival and two-mile dog walk at Denver’s Washington Park to benefit the animals at the Dumb Friends League.  No matter where you scurry, every step you […]

Colorado Marathon

Washington Park - Fort Collins 301 Maple St, Fort Collins, CO, United States

Marathon, Half Marathon, 10k, 5k and 3-Person Marathon Relay.  Marathon, Marathon Relay and Half Marathon runners get to run down the scenic, downhill Poudre Canyon to the finish in Old […]

Moose Mudder

Altitude Elementary School 27300 East Southshore Drive, Aurora, CO, United States

Please join us for the Annual Moose Mudder! This is a community event that will consist of an untimed 1k fun walk/run and a timed 5k followed by an optional […]

Western Colorado Trail Running Camp

Wine Country Inn 777 Grande River Drive, Palisade, CO, United States

Join us for a long weekend full of trail running adventures in the colorful desert landscape of Western Colorado's wine country. Life's 2 Short Fitness is teaming up with Becoming […]

Mountain Ridge Trail Race

Mountain Ridge Middle School 10590 Mountain Vista Ridge, Highlands Ranch, CO, United States

Mountain Ridge takes place near Highlands Ranch primarily on the Douglas County East-West Regional Trail. This gently rolling course will keep the Heart Rate pumping while offering some of the […]

Valkyrie Women’s Trail Race

Cheyenne Mountain State Park 410 JL Ranch Heights, Colorado Springs, CO, United States

Valkyrie Trail Race was created as a women only trail/ultra event,  featuring Colorado Spring’s, Cheyenne Mountain State Park.  The race offers amazing views of the city and a diverse eco-system. We have several […]

Colorado Women’s Classic

Westminster Promenade 10600 Westminster Blvd, Westminster, CO, United States

We are excited to return to Westminster for the 2024 Colorado Women's Classic! While focused on women, all genders are WELCOME at this event! 10M, 10K and 5K races. We […]

Endure Trail Runs

Mueller State Park 21045 State Highway 67, Divide, CO, United States

The Endure 12-Hour is a one-of-a-kind challenging 12-Hour timed event, designed by YOU… and tiny colorful balls. Each runner will pull colored balls from a bucket, which determines the loop they’ll […]

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.