We look forward to running with you on April 25th, 2021! Read the latest updates here.
HOMERUNBE THE FIRSTABOUT USCHALLENGESVOLUNTEERPARTNERBLOGCOVID SAFETY & ANNOUNCEMENTSREGISTER

FIRST-EVER BOULDER MARATHON

& HALF MARATHON WITH A DOWNTOWN FINISH

4.25.21

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BOULDERTHON™
A STRONGER FASTER BOULDER CO. PRODUCTION
1420 PEARL ST.
BOULDER, CO 80302

© 2020 Stronger Faster Boulder Co.

Based in Boulder, Colorado, Stronger Faster Boulder Co. is a Colorado non-profit organization and federally-recognized as a 501(c)(3) tax-exempt foundation, EIN # 84-2863972. Donations and contributions are tax-deductible as allowed by law.