The Seacoast Region is the region that includes the cities Dover and Portsmouth, New Hampshire.
Dover is a city in Strafford County, New Hampshire, United States. 
The Seacoast Region is the southeast area of the U.S. state of New Hampshire that includes the eastern portion of Rockingham County and the southern portion of Strafford County. 
 The Seacoast Region stretches as far west as Epping. 
 Portsmouth, the largest municipality and only city in Rockingham County, serves as the cultural and commercial hub of the region. 
 The Seacoast Region was the first area of the state to be permanently settled by Europeans in the early 17th century. 
