Vineland is a city in Cumberland County, New Jersey, United States. As of the United States 2000 Census, the city had a total population of 56,271. Vineland, Millville and Bridgeton are the three principal New Jersey cities of the Vineland-Millville-Bridgeton Primary Metropolitan Statistical Area which encompasses those three cities and all of Cumberland County for statistical purposes. Vineland was incorporated as a borough by an Act of the New Jersey Legislature on May 28, 1880, from portions of Landis Township, based on the results of a referendum held three days earlier. On July 1, 1952, Vineland borough and Landis Township were merged to form Vineland city, based on the results of a referendum held on February 5, 1952.