Available distances
6.2 mi
About
The Bolder Boulder is a 10K held every Memorial Day (late May) in Boulder, Colorado, at 5,300 feet of elevation, with around 40,000 participants in staggered waves. The race finishes inside Folsom Field, the University of Colorado stadium, where an international pro race closes the morning.
Prepare for Bolder Boulder with RunRun
An AI-generated training plan, adjusted every week based on your real sessions. Built around your goal, current level and race date.
- Personalized plan based on your VO2max, history and weekly availability
- Strava and Garmin sync: your sessions are analyzed and the plan adapts
- Target paces, long runs, key sessions: everything is calculated for race day
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