October Races within 50 miles of Thornton, CO
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
1. Avery Brewing Company Oktoberfest 4K
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Past DateOct 1, 2023Sunday
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4K run
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Boulder, CO
19 miles point to pointBoulder County, CO
2. Castle Rock Trail Festival
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Oct 5, 2024Saturday
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50K, 13.1M, 10K, 5K trail run
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Castle Rock, CO
35 miles point to pointDouglas County, CO
3. Its Fall Yall 5K and K9 Canter 1M Fun Run
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Oct 5, 2024Saturday
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5K, 1M run
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Thornton, CO
Adams County, CO
4. Not So Flatt Breast Cancer Awareness Run/Walk
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Oct 5, 2024Saturday
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10K, 5K run
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Westminster, CO
4 miles point to pointAdams County, COJefferson County, CO
5. South Boulder Creek parkrun
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Oct 5, 2024Saturday
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5K run
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Boulder, CO
19 miles point to pointBoulder County, CO
6. Spooky Sprint - Denver
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Oct 5, 2024Saturday
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13.1M, 10K, 5K, 1M run | kids run
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Westminster, CO
4 miles point to pointAdams County, COJefferson County, CO
7. Colorado Brewery Running Series
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Oct 6, 2024Sunday
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13.1M, 5K run
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Fort Collins, CO
50 miles point to pointLarimer County, CO
8. Hot Chocolate 15K/5K - Denver
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Oct 6, 2024Sunday
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15K, 5K run
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Denver, CO
9 miles point to pointDenver County, CO
9. Hyland Hills Hockey Jag Jog 5K
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Past DateOct 6, 2023Friday
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5K run
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Westminster, CO
4 miles point to pointAdams County, COJefferson County, CO
10. Michael J. Fox Foundation Run
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Oct 6, 2024Sunday
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5K run
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Denver, CO
9 miles point to pointDenver County, CO
11. RMRR Trophy Series - October
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Oct 6, 2024Sunday
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12K, 5K run
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Aurora, CO
12 miles point to pointArapahoe County, CO
12. Windsor Marathon
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Oct 6, 2024Sunday
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26.2M, 13.1M, 10K, 5K run | kids run
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Windsor, CO
42 miles point to pointWeld County, CO
13. Big Waves Family 5K
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Past DateOct 7, 2023Saturday
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5K run
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Westminster, CO
4 miles point to pointAdams County, COJefferson County, CO
14. Dare Great Things Cross Country Challenge
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CancelledOct 7, 2023Saturday
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2M run | kids run
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Denver, CO
9 miles point to pointDenver County, CO
15. Get Your Rear in Gear - Denver Metro
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Past DateOct 7, 2023Saturday
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5K run | kids run
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Littleton, CO
18 miles point to pointArapahoe County, CO
16. Grace Race 5K
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Past DateOct 7, 2023Saturday
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5K run
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Denver, CO
9 miles point to pointDenver County, CO
17. Miles for Moms
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Past DateOct 7, 2023Saturday
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3M run
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Denver, CO
9 miles point to pointDenver County, CO
18. Paws in the Park
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Past DateOct 7, 2023Saturday
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5K run
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Longmont, CO
22 miles point to pointBoulder County, CO
19. UpStander 5K
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Past DateOct 7, 2023Saturday
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5K run
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Denver, CO
9 miles point to pointDenver County, CO
20. Strides for Sierra 5K
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Past DateOct 8, 2023Sunday
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5K, 1K run
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Arvada, CO
7 miles point to pointJefferson 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.