October Races within 50 miles of Brighton, CO on Sundays
Evergreen, CO
EAPL Zombie Run 5K
Oct 29, 2023
Denver, CO
The Odyssey Odyssey
Oct 22, 2023
Hot Chocolate 15K/5K
Oct 6, 2024
Michael J. Fox Foundation Run
Oct 6, 2024
bRUNch Run
Oct 13, 2024
Ghosts and Goblins 5K/10K
Oct 27, 2024
Westminster, CO
Westy Half & 5K
Oct 13, 2024
Louisville, CO
MonsterDash Run
Oct 27, 2024
Littleton, CO
The Stride
Oct 29, 2023
Go Big or Go Gnome 5K
Oct 13, 2024
Arvada, CO
Strides for Sierra 5K
Oct 8, 2023
Boulder, CO
Avery Brewing Company Oktoberfest 4K
Oct 1, 2023
Latino Ultra Nature Adventure
Oct 22, 2023
Windsor, CO
Windsor Marathon
Oct 6, 2024
Lakewood, CO
West Side Best Side Cross Country Race
Oct 22, 2023
Commerce City, CO
Wild For Life Triathlon
Oct 13, 2024
Fort Collins, CO
Colorado Brewery Running Series
Oct 6, 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.
1. Avery Brewing Company Oktoberfest 4K
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Past DateOct 1, 2023Sunday
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4K run
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
2. 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
44 miles point to pointLarimer County, CO
3. Hot Chocolate 15K/5K - Denver
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Oct 6, 2024Sunday
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15K, 5K run
More Information
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Denver, CO
19 miles point to pointDenver County, CO
4. Michael J. Fox Foundation Run
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Oct 6, 2024Sunday
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5K run
More Information
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Denver, CO
19 miles point to pointDenver County, CO
5. RMRR Trophy Series - October
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Oct 6, 2024Sunday
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12K, 5K run
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Aurora, CO
18 miles point to pointArapahoe County, CO
6. Windsor Marathon
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Oct 6, 2024Sunday
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26.2M, 13.1M, 10K, 5K run | kids run
More Information
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Windsor, CO
34 miles point to pointWeld County, CO
7. Strides for Sierra 5K
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Past DateOct 8, 2023Sunday
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5K, 1K run
More Information
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Arvada, CO
19 miles point to pointJefferson County, CO
8. bRUNch Run
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Oct 13, 2024Sunday
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10K, 5K run | kids run
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Denver, CO
19 miles point to pointDenver County, CO
9. Expo Park XC
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TentativeOct 13, 2024Sunday
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5K, 4K, 3K, 2K, 0.4M run
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Aurora, CO
18 miles point to pointArapahoe County, CO
10. Go Big or Go Gnome 5K
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Oct 13, 2024Sunday
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5K run
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Littleton, CO
28 miles point to pointArapahoe County, CO
11. Run the Rocks
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Oct 13, 2024Sunday
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5K run
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Morrison, CO
30 miles point to pointJefferson County, CO
12. Westy Half & 5K
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Oct 13, 2024Sunday
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13.1M, 5K run
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Westminster, CO
16 miles point to pointAdams County, COJefferson County, CO
13. Wild For Life Triathlon
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Oct 13, 2024Sunday
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sprint triathlon | sprint triathlon relay
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Commerce City, CO
14 miles point to pointAdams County, CO
14. Beware the Bear Trail Races
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Past DateOct 15, 2023Sunday
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14.2K, 5K, 1M trail run
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Morrison, CO
30 miles point to pointJefferson County, CO
15. Brakes on Breast Cancer 5K
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Past DateOct 22, 2023Sunday
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5K run
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Loveland, CO
31 miles point to pointLarimer County, CO
16. Latino Ultra Nature Adventure
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Past DateOct 22, 2023Sunday
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55K, 13.1M, 10K, 5K run
More Information
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Boulder, CO
24 miles point to pointBoulder County, CO
17. Mines Mindful Miles 5K
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CancelledOct 22, 2023Sunday
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5K run
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Golden, CO
27 miles point to pointJefferson County, CO
18. The Odyssey Odyssey
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Past DateOct 22, 2023Sunday
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5K, 1M run
More Information
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Denver, CO
19 miles point to pointDenver County, CO
19. West Side Best Side Cross Country Race
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Past DateOct 22, 2023Sunday
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5K run
More Information
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Lakewood, CO
24 miles point to pointJefferson County, CO
20. All-Out Kooky-Spooky
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Oct 27, 2024Sunday
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13.1M, 10K, 5K run
Virtual OptionMore Information
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Golden, CO
27 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.