Hawthorne (pronounced haw-THORN) is a borough in Passaic County, New Jersey, United States. As of the United States 2000 Census, the borough population was 18,218.
Hawthorne was originally part of the now-defunct Manchester Township, which was later subdivided to create Hawthorne, Haledon, North Haledon, Prospect Park, Totowa and most of the First Ward of Paterson. The Borough of Hawthorne was incorporated from within Manchester Township by an act of the New Jersey Legislature on March 24, 1898.
Hawthorne is located at 40°57′27″N 74°09′23″W / 40.957498°N 74.156275°W / 40.957498; -74.156275 (40.957498, -74.156275).