Woodbridge Township is in Middlesex County, on the North Coast Railway and State Route 514, alongside US 9 and the New Jersey Turnpike. Nearby are the Rahway River, East Jersey State Prison, Woodbridge State School, Adult Diagnostic Treatment Center, and Home for Disabled Soldiers.
Woodbridge Township is part of the Middlesex-Somerset-Hunterdon, New Jersey metro area.
Woodbridge Township is made up of 10 boroughs- Avenel, Colonia, Fords, Hopelawn, Iselin, Menlo Park, Port Reading, Keasby, Sewaren, and
Woodbridge Proper- each with their own zip codes and proximity to major
highways, including US Hiwy-1, and many having a population over 40,000.