Rock Run (Potomac River tributary)

Not to be confused with Rock Creek (Potomac River).

Rock Run is a tributary stream of the Potomac River in Montgomery County, Maryland. The headwaters of the stream rise in the village of Potomac, and the creek flows southeast for 5.3 miles (8.5 km)^[1] to the Potomac River.

Rock Run
Rock Run at its confluence with the Potomac River
Location
Country	United States
State	Maryland
County	Montgomery
Physical characteristics
Source
• location	Potomac, Maryland
Mouth	Potomac River
• location	Carderock, Maryland
• coordinates	38.969742°N 77.184333°W / 38.969742; -77.184333
Length	5.3 mi (8.5 km)

Rock Run where it crosses under the C & O Canal

A portion of the stream runs through Rock Run Stream Valley Park, an undeveloped park that is part of the Montgomery County MD park system.^[2]

See also

• List of rivers of Maryland