Once available, Start & Finish Maps for our 2022 edition will be available here. Please refer to our 2021 edition maps for a preview of what's to come!
Start Map
Most updated version as of 1/3/22
Finish Map
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Most updated version as of 1/3/22
START & FINISH MAPS
BOULDERTHON®
A STRONGER FASTER BOULDER CO. PRODUCTION
1420 PEARL ST.
BOULDER, CO 80302
CONTACT US
© 2022 Stronger Faster Boulder Co.
Boulderthon is a Boston Marathon Qualifying (BQ), USATF Sanctioned Event, measured by a Level A USATF Course Measurer, representing the highest level of certification for a marathon race series.
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.
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