- a city in S Durham, in NE England.
- an industrial town in NE England in Darlington unitary authority, S Durham: developed mainly with the opening of the Stockton-Darlington railway (1825). Pop: 86 082 (2001)
- a unitary authority in NE England, in Durham. Pop: 98 200 (2003 est). Area: 198 sq km (77 sq miles)