The Sierra Club's Annual One Day Hike
–  Since 1974  –

Washington, DC to Harper's Ferry, WV
–  50K • 100K  –

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One Day Hike Registration

Registration for the ODH occurs in late January to early February. The event is capped at 350 participants and can sell out quickly. Registration may reopen in April to fill cancellations. For notices about dates/times and other information about registering for the ODH, join the email list by sending a blank email message to, or follow us on Facebook ( If you have questions, contact