When is Chesapeake and Ohio Canal National Historic Park open?
Every day, 6 AM–9 PM. Hours checked on 4 November 2026.
Reston

ParkDeer Park
Section of the C&O Canal National Historical Park near Potomac, MD, with a flat towpath, river access and connections to the Billy Goat Trail.
Quick answers
Every day, 6 AM–9 PM. Hours checked on 4 November 2026.
It's at its best mornings and afternoons. Go in daylight. Wedar also scores every hour of the next five days against the forecast; see the best time on this page.
Outdoors: best on a dry day.
Yes, it welcomes children.
It's free to visit.
No, you can walk in.
About 2 hours.
11710 Macarthur Blvd, Potomac, MD 20854.
Accessibility: wheelchair accessible entrance, wheelchair accessible parking.
Status, rating and hours checked on 4 November 2026; kids, cost, booking and setting verified by the Wedar team. Where our data comes from
Right now · 7:15 am
A great call right now.
Nearly as good as its best, 8 am.
In its favour
Worth knowing
52°
Clear
The next five days
Scored on the forecast, its opening hours and when it's at its best. Tap a time to see it.
Before you go
Hours checked 4 Nov
From visitors and the venue
4.9from 64 reviews
Around Deer Park
Within about a 15-minute walk.
Great Falls Overlook TrailheadTrail · 9 min walk
Olmsted Island OverlookViewpoint · 12 min walk
Good nowBilly Goat Trail Section A EntranceTrail · 15 min walk
Great Falls ParkPark · 17 min walkFor the next three hours
Jacket until 9 am. Light layer from 9 am.