Dunellen, New Jersey

Dunellen is a borough in Middlesex County, New Jersey, United States.
History.
Dunellen started in 1867. It grew around a railroad station. The station was originally called New Market station. It served the nearby community of that name in Piscataway.
Geography.
According to the United States Census Bureau, the borough has a total area of 1.048 square miles (2.715 km2). All of it is land. Dunellen is in the Raritan Valley, a line of communities in central New Jersey.