Upcoming Races in Colorado
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
341. BRR All Comers Summer Track and Field Series
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Aug 1, 2024Thursday
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track meet
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Boulder, CO
Boulder County, CO
342. New Castle Dirty Dozen Trail Running Race
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Aug 2, 2024Friday
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10K trail run
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New Castle, CO
Garfield County, CO
343. RMRR Trophy Series - August
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Aug 2, 2024Friday
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5K run
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Centennial, CO
Arapahoe County, CO
344. Rocky Mountain Half Marathon
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Aug 2, 2024Friday
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5K run
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Estes Park, CO
Larimer County, CO
345. Wild West Relay
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Aug 2, 2024Friday
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200M relay
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startFort Collins, COfinishSteamboat Springs, CORoutt County, COLarimer County, CO
346. All-Out Runapalooza
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Aug 3, 2024Saturday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Arvada, CO
Jefferson County, CO
347. Arapahoe Warrior 5K
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Aug 3, 2024Saturday
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5K run
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Centennial, CO
Arapahoe County, CO
348. Aspen parkrun
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Aug 3, 2024Saturday
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5K run
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Aspen, CO
Pitkin County, CO
349. Berry Picker Trail Run
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Aug 3, 2024Saturday
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5K trail run
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Vail, CO
Eagle County, CO
350. Boulder Rez Marathon
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Aug 3, 2024Saturday
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26.2M, 19.7M, 13.1M, 10K run | 26.2M relay
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Boulder, CO
Boulder County, CO
351. Flying Colors 5K
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Aug 3, 2024Saturday
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5K run
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Craig, CO
Moffat County, CO
352. HRCA Splash Mash Dash Kids Triathlon
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Aug 3, 2024Saturday
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youth triathlon
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Littleton, CO
Arapahoe County, CO
353. Kennebec Mountain Run
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Aug 3, 2024Saturday
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15M run
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Durango, CO
La Plata County, CO
354. Nielson Two Mile Challenge
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Aug 3, 2024Saturday
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2M trail run
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Colorado Springs, CO
El Paso County, CO
355. Pearl Street Mile
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Aug 3, 2024Saturday
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1M run | kids run
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Boulder, CO
Boulder County, CO
356. Reece's Roundup
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Aug 3, 2024Saturday
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10K, 5K run
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Castle Rock, CO
Douglas County, CO
357. Rocky Mountain Half Marathon
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Aug 3, 2024Saturday
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13.1M run
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Estes Park, CO
Larimer County, CO
358. Run for the Ring 5K
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Aug 3, 2024Saturday
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5K run | kids run
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Aurora, CO
Arapahoe County, CO
359. Sheep Mountain Trail Runs
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Aug 3, 2024Saturday
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50M, 50K, 13.1M trail run
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Fairplay, CO
Park County, CO
360. South Boulder Creek parkrun
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Aug 3, 2024Saturday
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5K run
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Boulder, CO
Boulder County, CO
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.