Valley Bottom Rio Trio
State Ave River Trail Access 6901 N River Rd, Alamosa, CO, United StatesAlamosa Parks and Recreation and Adams State Adventure Programs are partnering to bring the San Luis Valley the first annual “Valley Bottom Rio Trio”; an adventure-style triathlon race within the City of Alamosa on June 12th. This fully chip-timed race will feature an 8-mile trail bike ride, a 3-mile paddle on the Rio Grande, and a 5k run.
Front Range Classic
The Englewood Campus Stadium 3800 S Logan St, Englewood, CO, United StatesDenver Athletics and Boulder Road Runners are teaming up to bring you a meet that will determine which city has the best Track & Field team in Colorado! The Front […]
Angel Run 5K/10K
Red Leg Brewing Company 4630 Forge Rd, Suite B, Colorado Springs, CO, United StatesPlease join us on Memorial Day for the Annual Angel Run in support of the local, veteran-owned 501c3 non-profit organization, Angels of America's Fallen! Gather at Red Leg Brewing for […]
Memorial Day 5K
Imperial Memorial Gardens Cemetery 5450 CO-78 West, Pueblo, CO, United StatesJoin us for our Memorial Day 5K Fun Run & Walk at Imperial Memorial Gardens Cemetery and Funeral Home, honoring our fallen heroes while supporting victims of domestic violence. Registration […]
Boulder Stroke & Stride I
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesThe Boulder Stroke & Stride enters its 23rd season in 2024, and offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, […]
REVEL Rockies Marathon
Bandimere Speedway 3051 S Rooney Rd, Morrison, CO, United StatesThis incredibly fast and remarkably beautiful downhill road race takes runners from the forests and canyons of the Rocky Mountains to the foothills of Denver, Colorado. Featuring a perfectly smooth […]
Latino Ultra Nature Adventure
Golden Gate Canyon State Park Crawford Gulch Rd, Black Hawk, CO, United StatesThe 2nd Annual Latino Ultra Nature Adventure (LUNA) is a culturally relevant and equity driven new kind of Ultra powering the physical and mental health that comes from the mix of athletics, […]
Great Divide Ultra
Mueller State Park 21045 State Highway 67, Divide, CO, United StatesExperience the spring-fed meadows, massive rocks of Pikes Peak granite, and sweeping views of Colorado’s most spectacular mountains in the Great Divide Ultras. This Colorado early season 100m, 100k, 50k […]
Colorado Triathlon
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesWho's ready to kick off the 2022 season?! The Colorado Triathlon is where Colorado comes to race on Saturday June 4th, 2022! The Colorado Triathlon - sprint & olympic distances, […]
Step Up For Women And Recovery 5K
Fossil Creek Park Lemay Avenue, Fort Collins, CO, United StatesThis event brings together the community and supports scholarships for women who seek treatment for drug and alcohol addiction. People entering a program often have the commitment to complete treatment […]
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.