Bolder Boulder

Bolder Boulder
Location	Boulder, Colorado
Distance	10 kilometers (6.2 mi)
Established	1979
Participants	~54,000

The Bolder Boulder (styled as BolderBOULDER) is an annual 10-kilometer run in Boulder, Colorado. The most recent race featured over 54,000 runners, walkers, and wheelchair racers, making it the second largest 10k race in the US and the fifth largest road race in the world. It has one of the largest non-marathon prize purses in road racing.

The race culminates at the University of Colorado's Folsom Field with a Memorial Day Tribute with one of the largest Memorial Day gatherings in the United States. Organizers have dedicated three starting waves to current and former members of the U.S. armed forces.

Key:   Course record

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