Buena (ˈbjuːnə ) is a borough in Atlantic County, in the U.S. state of New Jersey. The borough, and all of Atlantic County, is part of South Jersey and the Atlantic City-Hammonton metropolitan statistical area, which in turn is included in the Philadelphia-Reading-Camden combined statistical area and the Delaware Valley.
As of the 2020 United States census, the borough's population was 4,501, a decrease of 102 (−2.2%) from the 2010 census count of 4,603, which in turn reflected an increase of 730 (+18.8%) from the 3,873 counted in the 2000 census.
Charles K. Landis was a land developer who was the driving force behind the creation of Hammonton and Vineland. Landis also had a hand in establishing other small communities, including Landisville, in Buena Borough. He planned to make it county seat of a new county called Landis County, which would incorporate land from the surrounding counties. However, the lo