Pohatcong Mountain is a ridge, approximately 6 mi (10 km) long, in the Appalachian Mountains of northwestern New Jersey in the United States.

It extends from west Phillipsburg northeast approximately to Allamuchy Township, New Jersey.

The ridge continues on north past Washington as Upper Pohatcong Mountain.

It is located in eastern Warren County, and extends northeast of Washington approximately 6 mi (10 km) to the vicinity of Hackettstown.

[citation needed] This Warren County, New Jersey state location article is a stub.