About This Place
Iselin ( /ɪzɛlɪn/) is a census-designated place and unincorporated area within Woodbridge Township, in Middlesex County, New Jersey, United States. As of the United States 2000 Census, the CDP population was 16,698.
Iselin is located at 40°34′29″N 74°19′00″W / 40.574603°N 74.316799°W / 40.574603; -74.316799 (40.574603, -74.316799).
According to the United States Census Bureau, the CDP has a total area of 8.1 km2 (3.1 mi2), all land.