Atlantic City, sometimes referred to by its initials A.C., is a Jersey Shore seaside resort city in Atlantic County, in the U.S. state of New Jersey. Located in South Jersey on Absecon Island, the city is prominently known for its casinos, nightlife, boardwalk, and Atlantic Ocean beaches and coastline. Atlantic City inspired the U.S. version of the board game Monopoly, which uses various Atlantic City street names and destinations in the game. New Jersey voters legalized casino gambling in Atlantic City in 1976, and the first casino opened two years later. Atlantic City had been the home of the Miss America pageant from 1921 to 2004, which later returned to the city from 2013 to 2018.
As of the 2020 census, the city had a population of 38,497, a decline of 1,061 (−2.7%) from the 2010 census count of 39,558, which in turn reflected a decrease of 959 (−2.4%) from the 40,517 counted in the 2000 census. Atlantic City and Hammonton are the two principal municipalities of the Atlantic City-Hammonton metropolitan statistical area, which encompasses those cities and all of Atlantic County for statistical purposes. Atlantic City, Hammonton, and the surrounding Atlantic County constitute part of the larger Philadelphia metropolitan area, the nation's seventh-largest metropolitan area as of 2020.The city was incorporated on May 1, 1854, from portions of Egg Harbor Township and Galloway Township. It is located on Absecon Island and borders Absecon, Brigantine, Egg Harbor Township, Galloway Township, Pleasantville, Ventnor City, and the Atlantic Ocean.
Neighborhoods in the city include Lower Chelsea, Chelsea Heights, Chelsea, Ducktown, Venice Park, Westside, Midtown South, Southeast Inlet, Midtown North, Bungalow Park and Northeast Inlet.