Campgrounds in or near Williamsport, MD

Reservable campgrounds in or near Williamsport

Campground	Park / area	Sites
Antietam Creek Campsite	Chesapeake & Ohio Canal National Historical Park	20 sites
McCoy's Ferry Campground	Chesapeake & Ohio Canal National Historical Park	13 sites
Fifteen Mile Creek Campsite	Chesapeake & Ohio Canal National Historical Park	10 sites
Paw Paw Tunnel Campsite	Chesapeake & Ohio Canal National Historical Park	10 sites
Marsden Tract Group Campsite	Chesapeake & Ohio Canal National Historical Park	6 sites

Listings use the city recorded for each campground in the official Recreation Information Database (RIDB) — a campground listed here is in or near Williamsport, which is why this page says "in or near."

How itOpened watches Williamsport

Pick a campground above and set a free watch on it. We scan the official Recreation.gov calendar around the clock; the second a site matching your dates and equipment opens, you get a text with a direct link to that exact site. You book it yourself, in your own account, at the normal price. We never book, hold, or resell anything — monitoring is all we do, and it's what your fee pays for.

Page data refreshed 2026-10-29. Campground facts come from the official directory listings; cancellation statistics come from our own scanning logs.