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Seneca Greenway to Upper Potomac River Trail route map
Difficulty: ExpertLoop

Seneca Greenway to Upper Potomac River Trail

Germantown, Maryland

12.9 mi

Distance

1,450 ft

Elev. Gain

4h 39m

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Seneca Greenway to Upper Potomac River Trail is a loop trail in Seneca Creek State Park, managed by the Maryland Department of Natural Resources, Maryland Park Service, in Montgomery County, Maryland. It is 13 miles long. The nearest town is Darnestown, Maryland, about 1 mile away in a straight line.

From the trail data on this page. For conditions and closures, see official sources.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

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Elevation Profile

Min:61 ft
Max:101 ft
Gain:442 ft
Loss:442 ft
Elevation profileA line rising and falling between 61 ft and 101 ft across 12.9 mi along the route, drawn from start to end.61 ft74 ft88 ft101 ft0.0 mi3.2 mi6.5 mi9.7 mi12.9 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi68 ft
High point1.5 mi101 ft
End12.9 mi68 ft

Trail Details

Route Type
Loop

Official sources & verification

Managed by Maryland Department of Natural Resources, Maryland Park Service

Verify before you go

Source of truth

Where it is

Nearest town:
Darnestown, MD · about 1 mi away
County:
Montgomery County, MD
Jurisdiction:
Seneca Creek State Park · Maryland Department of Natural Resources, Maryland Park Service

Nearest town and county from U.S. Census Bureau place records and county boundaries.

Verify by phone or mail

  • Operator:(301) 924-2127
  • Address:11950 Clopper Road, Gaithersburg, MD 20878 · MD
We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

Reviews

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

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