2023 DCRRC Gar Williams Half Marathon

Carderock Recreation Area
Carderock Recreation Area
Potomac, Maryland 20854

This is a USATF-certified half-marathon on the C&O Canal Towpath. The race begins at 09:00 AM and covers an out-and-back course starting at the Carderock Recreation Area. Registration is free for DC Road Runners Club members in good standing and $10 for non-members. Pre-registration online is required as there will be no on-site registration option.

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