August Races in Boulder, CO

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Classic Multisport Variety Event Category

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.

All Colorado
Name Open Date Close Date
With Virtual Option
1. Boulder Stroke & Stride Series
2. BRR All Comers Summer Track and Field Series
3. Boulder Rez Marathon
4. Pearl Street Mile
5. South Boulder Creek parkrun
6. South Boulder Creek parkrun
7. Rocky Mountain Tri Fest
8. South Boulder Creek parkrun
9. Transperfect Victory Lap 5K - Boulder
10. Boulder Sunset 10K/5K
11. Boulder Sunset Triathlon
12. South Boulder Creek parkrun
13. South Boulder Creek parkrun

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.