Classic Runs in Boulder County, CO
Longmont, CO
Paws in the Park
Oct 7, 2023
Sole Mates 5K
Nov 4, 2023
Longmont Turkey Trot
Nov 11, 2023
Main Street Fun Run
Dec 9, 2023
The Day Quest - McIntosh Lake Loop
Feb 5, 2024
Colorado Brewery Running Series
Apr 21, 2024
Girls on the Run 5K
May 11, 2024
Longmont Half & 5k
Jul 4, 2024
Roger's River Run
Jul 12, 2024
Sunrise Stampede 5K
Aug 10, 2024
Colorado Brewery Running Series
Sep 15, 2024
Colorado Brewery Running Series
Dec 7, 2024
Louisville, CO
Coyote Chase 5K
Aug 19, 2023
Superior Stocking Run
Dec 3, 2023
Colorado 13er
Jun 2, 2024
Let Freedom Run
Jul 4, 2024
The Pretzel Run Colorado
Oct 12, 2024
Louisville Turkey Trot
Nov 28, 2024
Arctic Prairie Dog Half
Jan 19, 2025
Boulder, CO
West End Mile
Jun 22, 2023
East End 1 Mile
Jul 13, 2023
Mile High Mile
Jul 29, 2023
Transperfect Victory Lap 5K
Aug 19, 2023
Avery Brewing Company Oktoberfest 4K
Oct 1, 2023
Boulder XC Series Meet 1
Oct 14, 2023
Latino Ultra Nature Adventure
Oct 22, 2023
Boulder XC Series Meet 2
Oct 28, 2023
Colleen De Reuck XC Classic
Nov 11, 2023
BRR Masters Invite Indoor Mile
Jan 13, 2024
South Boulder Creek parkrun
Mar 22, 2025
Mar 29, 2025
Apr 6, 2024
Apr 13, 2024
48 more
Boulder Rez Half
Apr 13, 2024
The Diabetes Link at CU 5K Run/Walk
Apr 13, 2024
Dash & Dine 5K Series
Apr 30, 2024
May 7, 2024
May 14, 2024
May 21, 2024
BOLDERBoulder 10K
May 27, 2024
Boulder Stroke & Stride Series
May 30, 2024
Jun 5, 2024
Jun 13, 2024
Jun 20, 2024
5 more
Boulder Sunrise 10K and 5K
Jun 23, 2024
Buffs4Life Kyle MacIntosh Memorial Fun Run
Jun 23, 2024
Colorado Brewery Running Series
Jun 30, 2024
Avery Brewing Company Four on the Fourth 4K
Jul 4, 2024
Boulder Rez Marathon
Aug 3, 2024
Pearl Street Mile
Aug 3, 2024
Boulder Sunset 10K/5K
Aug 24, 2024
Boulderthon: Downtown Boulder Marathon
Sep 29, 2024
Alpine Bank Boulder Thanksgiving Day 5K
Nov 28, 2024
ColderBOLDER
Dec 7, 2024
Lucky Leprechaun 5K
Mar 16, 2025
Allenspark, CO
Run Like the Wind
Aug 31, 2024
Eldorado Springs, CO
Eldorado Springs Run for the Cure
Aug 15, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. West End Mile
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Past DateJun 22, 2023Thursday
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1M run | kids run
More Information
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Boulder, CO
Boulder County, CO
2. Niwot Mile
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Past DateJul 4, 2023Tuesday
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1M run
More Information
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Niwot, CO
Boulder County, CO
3. East End 1 Mile
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Past DateJul 13, 2023Thursday
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1M run | kids run
More Information
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Boulder, CO
Boulder County, CO
4. Mile High Mile
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Past DateJul 29, 2023Saturday
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1M run
More Information
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Boulder, CO
Boulder County, CO
5. 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
Boulder County, CO
6. 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
Boulder County, CO
7. Waneka Classic
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Past DateSep 9, 2023Saturday
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5K run
More Information
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Lafayette, CO
Boulder County, CO
8. 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
Boulder County, CO
9. Paws in the Park
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Past DateOct 7, 2023Saturday
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5K run
More Information
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Longmont, CO
Boulder County, CO
10. Boulder XC Series Meet 1
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Past DateOct 14, 2023Saturday
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5K, 3K, 1K run
More Information
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Boulder, CO
Boulder County, CO
11. 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
Boulder County, CO
12. Boulder XC Series Meet 2
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Past DateOct 28, 2023Saturday
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4K, 2.5K, 1K run
More Information
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Boulder, CO
Boulder County, CO
13. Sole Mates 5K
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Past DateNov 4, 2023Saturday
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5K run
Virtual OptionMore Information
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Longmont, CO
Boulder County, CO
14. 2 Mile 4 REAL
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Past DateNov 7, 2023Tuesday
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2M, 1M run
More Information
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Niwot, CO
Boulder County, CO
15. Colleen De Reuck XC Classic
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Past DateNov 11, 2023Saturday
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5K run | kids run
More Information
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Boulder, CO
Boulder County, CO
16. Longmont Turkey Trot
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Past DateNov 11, 2023Saturday
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10K, 2M run
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Longmont, CO
Boulder County, CO
17. Turkey Mile 4 REAL
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Past DateNov 22, 2023Wednesday
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1M run
More Information
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Niwot, CO
Boulder County, CO
18. Superior Stocking Run
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Past DateDec 3, 2023Sunday
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5K run
More Information
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Louisville, CO
Boulder County, CO
19. Main Street Fun Run
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Past DateDec 9, 2023Saturday
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1M run
More Information
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Longmont, CO
Boulder County, CO
20. BRR Masters Invite Indoor Mile
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Past DateJan 13, 2024Saturday
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1M run
More Information
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Boulder, CO
Boulder 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.