C&O Canal Maps

Official Park Maps

The C&O Canal NHP stretches 184.5 miles along the banks of the Potomac River from Georgetown in Washington, DC to Cumberland in western Maryland. Along the way, the park passes through four counties in Maryland: Montgomery, Frederick, Washington, and Allegany.

To download official maps visit the National Park Service cartography site, or pick up a copy at any of our visitor centers.

Below: Toggle between two maps with different features, Park Tiles or Brochure Map, using the picklist on the top left corner of the map.


Last updated: March 6, 2024

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Contact Info

Mailing Address:

142 W. Potomac St.
Williamsport, MD 21795



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