August Races within 50 miles of Aurora, CO on Saturdays
Longmont, CO
Sunrise Stampede 5K
Aug 10, 2024
Longmont Kids Only Triathlon
Aug 24, 2024
Longmont Try-a-Tri
Aug 24, 2024
Greeley, CO
Frontier Academy Community 5K
Aug 24, 2024
Denver, CO
D'Evelyn Dash
Aug 26, 2023
Festival For Life: AIDS Walk & Run Colorado
Aug 26, 2023
OCA Panda Run
Aug 26, 2023
Impact Uganda 5K/10K
Aug 17, 2024
Donot Stop
Aug 31, 2024
Aurora, CO
Run for the Ring 5K
Aug 5, 2023
Smoky Hill Community 5K
Aug 19, 2023
WW Clyde Family Sports Day
Aug 10, 2024
Idaho Springs, CO
Georgetown to Idaho Springs Half Marathon
Aug 10, 2024
Georgetown, CO
Georgetown to Idaho Springs Half Marathon
Aug 10, 2024
Centennial, CO
Arapahoe Warrior 5K
Aug 3, 2024
Westminster, CO
Jog in the Bog 5K
Aug 19, 2023
Holy Cow Trail Stampede
Aug 10, 2024
Westminster Trail Race
Aug 24, 2024
Berthoud, CO
Berthoud Family Fun Run
Aug 19, 2023
Louisville, CO
Coyote Chase 5K
Aug 19, 2023
Castle Rock, CO
Reece's Roundup
Aug 5, 2023
Loveland, CO
Valley 5000
Aug 17, 2024
Highlands Ranch, CO
Q Man Classic
Aug 12, 2023
ThunderRidge Grizzly 2 Mile
Aug 19, 2023
Unicorn 5K South
Aug 3, 2024
Littleton, CO
HRCA Splash Mash Dash Kids Triathlon
Aug 3, 2024
Boulder, CO
Transperfect Victory Lap 5K
Aug 19, 2023
South Boulder Creek parkrun
Mar 23, 2024
Mar 30, 2024
Apr 6, 2024
Apr 13, 2024
48 more
Boulder Rez Marathon
Aug 3, 2024
Pearl Street Mile
Aug 3, 2024
Boulder Sunset 10K/5K
Aug 24, 2024
Boulder Sunset Triathlon
Aug 24, 2024
Allenspark, CO
Run Like the Wind
Aug 31, 2024
Wheat Ridge, CO
Colorado Brewery Running Series
Aug 17, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
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.
21. 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
48 miles point to pointLarimer County, CO
22. Berthoud Family Fun Run
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Past DateAug 19, 2023Saturday
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2M run | kids run
More Information
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Berthoud, CO
42 miles point to pointLarimer County, CO
23. Coyote Chase 5K
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Past DateAug 19, 2023Saturday
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5K run
More Information
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Louisville, CO
23 miles point to pointBoulder County, CO
24. Jog in the Bog 5K
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Past DateAug 19, 2023Saturday
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5K run
More Information
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Westminster, CO
13 miles point to pointAdams County, COJefferson County, CO
25. Smoky Hill Community 5K
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Past DateAug 19, 2023Saturday
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5K run
More Information
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Aurora, CO
Arapahoe County, CO
26. ThunderRidge Grizzly 2 Mile
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Past DateAug 19, 2023Saturday
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2M run
More Information
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Highlands Ranch, CO
15 miles point to pointDouglas County, CO
27. Transperfect Victory Lap 5K - Boulder
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Past DateAug 19, 2023Saturday
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5K run
More Information
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Boulder, CO
31 miles point to pointBoulder County, CO
28. Boulder Sunset 10K/5K
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Aug 24, 2024Saturday
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10K, 5K run
More Information
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Boulder, CO
31 miles point to pointBoulder County, CO
29. Boulder Sunset Triathlon
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Aug 24, 2024Saturday
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olympic, sprint triathlon | sprint duathlon
More Information
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Boulder, CO
31 miles point to pointBoulder County, CO
30. Frontier Academy Community 5K
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Aug 24, 2024Saturday
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5K run
More Information
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Greeley, CO
48 miles point to pointWeld County, CO
31. Longmont Kids Only Triathlon
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Aug 24, 2024Saturday
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youth triathlon
More Information
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Longmont, CO
33 miles point to pointBoulder County, CO
32. Longmont Try-a-Tri
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Aug 24, 2024Saturday
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supersprint triathlon
More Information
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Longmont, CO
33 miles point to pointBoulder County, CO
33. South Boulder Creek parkrun
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Aug 24, 2024Saturday
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5K run
More Information
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Boulder, CO
31 miles point to pointBoulder County, CO
34. Staunton Rocks! Marathon & Half
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Aug 24, 2024Saturday
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26.2M, 13.1M trail run
More Information
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Pine, CO
34 miles point to pointJefferson County, CO
35. Westminster Trail Race
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Aug 24, 2024Saturday
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13.1M, 10K, 5K trail run
More Information
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Westminster, CO
13 miles point to pointAdams County, COJefferson County, CO
36. D'Evelyn Dash
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Past DateAug 26, 2023Saturday
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5K, 2K run
More Information
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Denver, CO
8 miles point to pointDenver County, CO
37. Festival For Life: AIDS Walk & Run Colorado
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Past DateAug 26, 2023Saturday
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5K run
More Information
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Denver, CO
8 miles point to pointDenver County, CO
38. OCA Panda Run
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Past DateAug 26, 2023Saturday
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5K run
More Information
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Denver, CO
8 miles point to pointDenver County, CO
39. Donot Stop
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Aug 31, 2024Saturday
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10K, 5K run | kids run
Virtual OptionMore Information
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Denver, CO
8 miles point to pointDenver County, CO
40. Run Like the Wind
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Aug 31, 2024Saturday
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5K, 2K run
More Information
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Allenspark, CO
49 miles point to pointBoulder 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.