Woody’s Tortoise And Hare 5K

Fountain Creek Regional Park 2010 Duckwood Road, Fountain, CO, United States

This race is a true handicap event in that it measures your fitness level based on your age, sex, height and weight! Following a victory at the Boston Marathon, Bill Rodgers said that his effort to run a 2:10 was not nearly as difficult as the effort of those who were “out there for 4 […]

Walk for Life 5K

Cañon City Area Recreation and Parks District 575 Ash St, Cañyon City, CO, United States

This will be our annual Walk for Life 5K. Our course will begin at the Raynolds/Ash Street bridge in the parking lot across from the Rec District building. The race will run West this year from that point, towards the surgery center & we will have it clearly marked out for walkers vs runners (5K). […]

Time Travel Half Marathon

America the Beautiful Park Cimino Dr, Colorado Springs, CO, United States

Roads? ....where we're going we don't need roads! Celebrate kicking off the New Year right and come Time Travel through our events! You’ll be doing the hustle through the far-out miles of this tubular race man! With all the other cool groovy chicks and dudes joining you on this radical run. So grab your cool […]

MilMoneyCon 5K

Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

Postponed Barkin’ Dog Duathlon

Cherry Creek State Park 4201 S Parker Rd, Aurora, CO, United States

5k Run/34k Bike/5k Run 1.2M Run/11M Bike/5k Run This is the 24th year for the Barkin Dog Duathlon, Colorado’s largest duathlon, and consistently one of the largest duathlons in the Western United States. The race spent it’s first seven years in the small town of Keenesburg, just north and east of Denver, but we outgrew […]

SOAR 5K

Welchester Elementary School 13000 W 10th Ave, Golden, CO, United States

Welchester Elementary School PTA is proud to host the first annual SOAR 5K! All proceeds will support the Welchester PTA's efforts at upgrading our playground areas that are 20+ years old!

$20

Fight for Air Climb

Coors Field 2001 Blake St, Denver, CO, United States

The Fight For Air Climb, is returning to Coors Field in Denver, Colorado. Coors Field is the perfect setting for a day of fun, challenge, and camaraderie. Our Fight For Air Climb is designed for every type of climber, from beginners to competitive climbers. How you climb is up to you: race to the top […]

$15 – $50

RMRR Spring Marathon Training Series #2

Platte River Trailhead Park Colorado Blvd and E 88th Ave, Thornton, CO, United States

These Marathon training races are geared towards people training for spring marathons. They are supported runs with aid stations and are timed and scored. There are both 10 mile and 20-mile distances for people who are training for either a half marathon or a full marathon. Come and join us for a fun, competitive training […]

FLC Fastest 5K

Fort Lewis College 1000 Rim Dr, Durango, CO, United States

Point to point 5k from Fort Lewis College to Durango Running Company.

Flying Pig 5K

Spring Canyon Park 3156 S Overland Trail, Fort Collins, CO, United States

The Flying Pig 5K is a fundraiser to benefit families in the Family Support Services Program (FSSP). FSSP provides funds designated to assist families who provide support at home to their family member with an intellectual/developmental disability or delay. The dollars raised by this event will be used to offer services to families in the […]

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.