Salem is a town in Rockingham County, New Hampshire, United States. The population was 30,089 at the 2020 census. Salem is a suburb of Boston and Manchester located on Interstate 93. As the first town along I-93 northbound in New Hampshire, Salem has grown into a regional commercial hub for the northern section of Greater Boston, anchored by the Mall at Rockingham Park and Tuscan Village. Other major sites include Canobie Lake Park, a large amusement park; and America's Stonehenge, a stone structure of disputed origins. It is the former home of Rockingham Park, a horse racetrack. The Sununu political family hails from Salem, including former New Hampshire governor and White House Chief of Staff John H. Sununu, and his sons John E. Sununu, a former U.S. senator, and Chris Sununu, former New Hampshire governor.