Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon

Join us on 10/11/2026
(race date estimated)

Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon Race Description

Run A Marathon (Or Half) in the Happiest City in the U.S. | Boulder's First & Only Downtown Marathon | Finish on Pearl St | Post-Race Party on the Bricks | Columbus Day Weekend


Get ready for the Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon
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  • Boulderthon - Inaugural Downtown Boulder Marathon & Half Marathon Where & When
  • Location: 1420 Pearl St, Boulder, CO 80302
  • Race Date: 2020/10/11 08:00:00 AM (Sunday)
  • Categories:
    • Marathon
    • Half Marathon

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