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Bolder Boulder

When is the 2019 Bolder Boulder?

The 2019 Bolder Boulder is on Monday, May 27, 2019. That’s 364 days from today, so there are 52 weeks left until race day. This year’s Bolder Boulder was on Monday, May 28, 2018.

When does training for the Bolder Boulder start?

A 16-week training plan for this race would start on Tuesday, February 5, 2019. (To view dates for a longer or shorter plan, see our Training Start Date Calculator.)

How long is the Bolder Boulder?

The Bolder Boulder is 6.2 miles. That’s 10 kilometers.

Where is the Bolder Boulder held?

The race starts and ends in Boulder, Colorado.