Watchung Avenue is a New Jersey Transit station at the intersection of Watchung Avenue, Watchung Plaza, and Park Street in Montclair, New Jersey along the Montclair-Boonton Line. The Watchung Avenue station is on an elevated embankment between Watchung Plaza and Park Street. The outbound platform faces the plaza, while the inbound platform and the station house are on the Park Street side. The station house has a waiting room with a bathroom and a former post office and ticket booth.