Texas Municipalities and communities of Rockingham County, New Hampshire, United StatesCounty seat: BrentwoodCity Portsmouth Map of New Hampshire highlighting Rockingham CountyTowns Atkinson Auburn Brentwood Candia Chester Danville Deerfield Derry East Kingston Epping Exeter Fremont Greenland Hampstead Hampton Hampton Falls Kensington Kingston Londonderry New Castle Newfields Newington Newmarket Newton North Hampton Northwood Nottingham Plaistow Raymond Rye Salem Sandown Seabrook South Hampton Stratham Windham CDPs Derry Epping Exeter Hampton Hampton Beach Londonderry Newfields Newmarket Raymond Seabrook Beach Other villages Candia Four Corners East Candia East Derry East Hampstead Newton Junction North Salem Rye Beach West Nottingham New Hampshire portal United States portal Subcategories This category has the following 4 subcategories, out of 4 total. Towns in Rockingham County, New Hampshire (33 C, 36 P)C Census-designated places in Rockingham County, New Hampshire (10 P) Cities in Rockingham County, New Hampshire (1 C, 1 P)U Unincorporated communities in Rockingham County, New Hampshire (8 P)