Swedesboro is a borough in Gloucester County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 2,584, reflecting an increase of 529 from the 2,055 counted in the 2000 Census, which had in turn increased by 31 from the 2,024 counted in the 1990 Census.Swedesboro was formed as a borough by an act of the New Jersey Legislature on April 9, 1902, from portions of Woolwich Township. The borough was named for its early settlers from Sweden.Swedesboro has been recognized by the National Arbor Day Foundation as a Tree City USA since 2000.