Sunderland [sʌndələnd] is a port city in the metropolitan county of Tyne and Wear inNordost England. Until 1974 Sunderland was a County Borough dertraditionellen County Durham. Sunderland lies at the mouth of the River Wear in the North Sea and has about 174,000 inhabitants. Since 1974, the city is the eponymous nucleus of the larger Metropolitan Borough City of Sunderland.