Upper Greenwood Lake is a lake in Passaic County, New Jersey. Its current pool elevation is about 619 ft (USGS gauge 01383000, 2026-08-14 19:15). We never estimate missing readings — a “—” means no current source.
Full conditions, things to do, and where to stay, eat, and rent on the Upper Greenwood Lake guide. More: boat rentals · cabins & rentals · fishing · things to do.