Great Falls Boardwalk and Overlooks (Maryland side)

Park · Potomac, Montgomery County, MD
11710 MacArthur Boulevard, Potomac, MD 20854

Why this is listed: no dogs on the boardwalk to Great Falls or inside park buildings (NPS C&O Canal NHP pets page). Leashed pets (6 ft max) are allowed elsewhere in the park including the towpath.

Dogs not allowed

Official rule confirmed Checked Nov 10, 2026. Source

Website Open in Google Maps

All places in Montgomery County, MD · Dog-friendly parks in Montgomery County, MD · Places map

Join the pack

This week's dog events, checked dog rules, the weekend walk forecast and a Smart Owner Tip. Free, every Thursday at 7:00 AM ET.

Get the free weekly email

Or email subscribe@potomacpack.com to join.

We never sell or share your email. Unsubscribe anytime with one click.