Arapahoe County 5K Trail Run

17 Mile Horse Farm Park 8181 S. Parker Rd, Centennial, CO, United States

Lace up your sneaks for a timed 5K race beginning at Tagawa Gardens and running along the Cherry Creek Regional Trail. Walkers and all ages welcome! Funds support trail maintenance […]

Run Rabbit Run Ultra

Steamboat Springs Ski Resort 2305 Mt Werner Cir, Steamboat Springs, CO, United States

The Run Rabbit Run courses are very much like life, in that there are many, many little and not so little ups and downs in between the obvious highs and […]

CMRA South Seven

Bluffs Regional Park 10099 Crooked Stick Pl, Lone Tree, CO, United States

The course will be on wide, crushed gravel paths and, depending on the status of construction in the nearby neighborhood, potentially a little bit of single track. It's a hilly, […]

Rocky Mountain Lab Rescue 5K

Great Lawn Park 101 Yosemite St, Denver, CO, United States

The Rocky Mountain Lab Rescue Fun Run is our biggest fundraising event of the year and all of the proceeds go directly to helping our awesome dogs! We will host […]

All-Out Fallfest

Church Ranch Office Park 10170 Church Ranch Wy, Westminster, CO, United States

One of Colorado's favorite trails meets one of its most glorious parks at our 9th annual Fallfest 5K, 10K and half marathon! As the courses wind southwest along Big Dry […]

Ned*Ned Half Marathon

TEENS Inc. 151 East Street, Nederland, CO, United States

Embark on your journey by winding through Old Town Nederland, the epitome of Colorado mountain towns. The Half Marathon, 10K and 5K will take you on dirt roads and single […]

Trail Sisters Half Marathon

Whitewater Park 913 E Main St, Buena Vista, CO, United States

13.1 miles that twist and turn through sage brush and ponderosa pines, all while providing stunning views of the prestige Collegiate Peaks. Located in the Rocky Mountains along the roaring […]

Colorado Believe 5K

Clement Park 7306 W. Bowles Avenue, Littleton, CO, United States

Know that you're part of something bigger. By raising awareness, we can help other families who may still be searching for answers. Any funds raised will go to Dup15q Alliance […]

$45.00

Team Hope 5K

Stapleton Central Park 8801 Martin Luther King Jr Blvd, Denver, CO, United States

The Rocky Mountain Chapter of the Huntington’s Disease Society of America (HDSA) will host the 20th annual Heroes and Villains Team Hope Walk and 5K Run on Saturday, September 14th […]

The Denver 5K

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

THE Denver 5k! Denver's Iconic Sloan Lake is the setting for the return of 'THE Denver 5k'. Celebrate with friends and family as you race around the lake in the […]

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