Pleasantville is a city in Atlantic County, New Jersey, United States. As of the United States 2000 Census, the city population was 19,012. Pleasantville was originally incorporated as a borough by an Act of the New Jersey Legislature on January 10, 1889, from portions of Egg Harbor Township, based on the results of a referendum held on December 15, 1888. Pleasantville was incorporated as a city on April 14, 1914, replacing Pleasantville borough, based on the results of a referendum held that same day.