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
301. Heritage Eagles 5K
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Jul 20, 2024Saturday
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5K run
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Littleton, CO
Arapahoe County, CO
302. NoCo All-Comers Track Meet Series #3
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Jul 20, 2024Saturday
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track meet
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Loveland, CO
Larimer County, CO
303. Power of Four Trail Run
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Jul 20, 2024Saturday
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50K, 25K, 10K trail run
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Aspen, CO
Pitkin County, CO
304. Prairie Dog Half and 10K - Castle Rock
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Jul 20, 2024Saturday
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13.1M, 10K, 5K run
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Castle Rock, CO
Douglas County, CO
305. Respect Life 5K
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Jul 20, 2024Saturday
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5K run | kids run
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Littleton, CO
Arapahoe County, CO
306. South Boulder Creek parkrun
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Jul 20, 2024Saturday
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5K run
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Boulder, CO
Boulder County, CO
307. Spring Creek Memorial Trail Run
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Jul 20, 2024Saturday
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9.5M, 5K trail run | kids run
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Steamboat Springs, CO
Routt County, CO
308. Summer Sizzler
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Jul 20, 2024Saturday
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15K, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Colorado Springs, CO
El Paso County, CO
309. The Hero's Journey 5K
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Jul 20, 2024Saturday
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5K run
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Aurora, CO
Arapahoe County, CO
310. Tough Mudder - Colorado
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Jul 20, 2024Saturday
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10M, 3M mud run
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Fort Carson, CO
El Paso County, CO
311. Tri Boulder
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Jul 20, 2024Saturday
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half, olympic, sprint triathlon
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Boulder, CO
Boulder County, CO
312. Vail Recreation District 5K & 10K @ 10,000 Feet
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Jul 20, 2024Saturday
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10K, 5K trail run
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Vail, CO
Eagle County, CO
313. Barr Trail Mountain Race
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Jul 21, 2024Sunday
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12.6M trail run
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Manitou Springs, CO
El Paso County, CO
314. Donor Dash
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Jul 21, 2024Sunday
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5K run
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Denver, CO
Denver County, CO
315. Summer Sizzler
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Jul 21, 2024Sunday
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10K, 5K run
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Westminster, CO
Adams County, COJefferson County, CO
316. Tough Mudder - Colorado
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Jul 21, 2024Sunday
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10M, 3M mud run
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Fort Carson, CO
El Paso County, CO
317. Dunk-n-Dash
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Jul 22, 2024Monday
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sprint aquathon | 5K run
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Avon, CO
Eagle County, CO
318. Boulder Stroke & Stride Series
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Jul 25, 2024Thursday
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aquathon | 5K run
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Boulder, CO
Boulder County, CO
319. Blue Moon Trail Run
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Jul 26, 2024Friday
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10K, 5K trail run
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Colorado Springs, CO
El Paso County, CO
320. Never Summer 100K
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Jul 26, 2024Friday
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60K trail run
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Gould, CO
Jackson 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.