What County does Route 97 continue to after going through Essex County?
Salem, New Hampshire Salem is a town in Rockingham County, New Hampshire, United States. The population was 28,776 at the 2010 census. Salem is a marketing and distributing center north of Boston, with a major amusement attraction, Canobie Lake Park, and a large shopping mall, the Mall at Rockingham Park.
Irvington, New Jersey Irvington is a township in Essex County, New Jersey, United States. As of the 2010 United States Census, the township had a total population of 53,926, having declined by 6,769 (−11.2%) from the 60,695 counted in the 2000 Census, which had in turn declined by 323 (−0.5%) from the 61,018 counted in the 1990 Census.