August Races within 25 miles of Longmont, CO
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
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To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
1. Boulder Stroke & Stride Series
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Aug 1, 2024Thursday
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aquathon | 5K run
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Boulder, CO
14 miles point to pointBoulder County, CO
2. 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
14 miles point to pointBoulder County, CO
3. 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
25 miles point to pointJefferson County, CO
4. 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
14 miles point to pointBoulder County, CO
5. Pearl Street Mile
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Aug 3, 2024Saturday
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1M run | kids run
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Boulder, CO
14 miles point to pointBoulder County, CO
6. South Boulder Creek parkrun
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Aug 3, 2024Saturday
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5K run
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Boulder, CO
14 miles point to pointBoulder County, CO
7. Colorado Brewery Running Series
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Aug 10, 2024Saturday
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5K run
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Arvada, CO
25 miles point to pointJefferson County, CO
8. Dog Days of Summer
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Aug 10, 2024Saturday
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3.5M, 1K run | kids run
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Longmont, CO
Boulder County, CO
9. Holy Cow Trail Stampede
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Aug 10, 2024Saturday
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10K, 5K run
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Westminster, CO
23 miles point to pointAdams County, COJefferson County, CO
10. South Boulder Creek parkrun
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Aug 10, 2024Saturday
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5K run
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Boulder, CO
14 miles point to pointBoulder County, CO
11. Sunrise Stampede 5K
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Aug 10, 2024Saturday
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5K, 1M run
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Longmont, CO
Boulder County, CO
12. Eye Love Logan and Zoe 5K
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Aug 11, 2024Sunday
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5K run | kids run
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Westminster, CO
23 miles point to pointAdams County, COJefferson County, CO
13. Hometown Half Marathon
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Aug 11, 2024Sunday
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13.1M, 10K, 5K, 1M run | kids run
Virtual OptionMore Information
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Westminster, CO
23 miles point to pointAdams County, COJefferson County, CO
14. Rocky Mountain Tri Fest
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Aug 11, 2024Sunday
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sprint, supersprint triathlon | kids run
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Boulder, CO
14 miles point to pointBoulder County, CO
15. Eldorado Springs Run for the Cure
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Aug 15, 2024Thursday
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4M, 2M run
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Eldorado Springs, CO
18 miles point to pointBoulder County, CO
16. South Boulder Creek parkrun
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Aug 17, 2024Saturday
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5K run
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Boulder, CO
14 miles point to pointBoulder County, CO
17. Valley 5000
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Aug 17, 2024Saturday
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5K run | kids run
Virtual OptionMore Information
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Loveland, CO
16 miles point to pointLarimer County, CO
18. Erie Half & 5K
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Aug 18, 2024Sunday
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13.1M, 5K run
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Erie, CO
8 miles point to pointWeld County, CO
19. Outdoor Divas Sprint Triathlon
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Aug 18, 2024Sunday
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sprint triathlon
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Women Only
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Longmont, CO
Boulder County, CO
20. Berthoud Family Fun Run
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Past DateAug 19, 2023Saturday
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2M run | kids run
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Berthoud, CO
10 miles point to pointLarimer 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.
