New Durham was an unincorporated community and now a neighborhood located within Edison in Middlesex County, New Jersey, United States, south of Dismal Swamp. Along with Piscatawaytown, Bonhamtown, New Dover and Stelton, New Durham is one of the older historical crossroad communities established in Edison. It was described in 1834 as havin…New Durham was an unincorporated community and now a neighborhood located within Edison in Middlesex County, New Jersey, United States, south of Dismal Swamp. Along with Piscatawaytown, Bonhamtown, New Dover and Stelton, New Durham is one of the older historical crossroad communities established in Edison. It was described in 1834 as having a tavern, a store, and a half-dozen dwellings.