Dover is an active commuter railroad train station in the borough of Dover, Morris County, New Jersey. Located at the end of electric service, Dover station serves as a secondary terminal of NJ Transit's Morristown and Montclair-Boonton Lines. Non-electric service continues west to Hackettstown on both lines. The next station to the west is Mount Arlington while the next station to the east is Denville. Dover station consists of a single island platform, accessible for the handicapped.

Dover is a town in Morris County, in the U.S. state of New Jersey. Located on the Rockaway River, Dover is about 31 miles (50 km) west of New York City and about 23 miles (37 km) west of Newark, New Jersey. As of the 2020 United States census, the town's population was 18,460, an increase of 303 (+1.7%) from the 2010 census count of 18,157, which in turn reflected a decline of 31 (−0.2%) from the 18,188 counted in the 2000 census.