City of Sunderland

City of Sunderland (), is a metropolitan borough with city status in the metropolitan county of Tyne and Wear, England. It is named after Sunderland, and includes the towns of Hetton-le-Hole, Houghton-le-Spring and Washington. It also covers various surrounding villages and hamlets. The district also forms part of Wearside which includes Birtley in the Metropolitan Borough of Gateshead and Chester-le-Street in County Durham.

The district was formed in 1974 as part of the provisions of the Local Government Act 1972 and is an amalgamation of four former local government districts of County Durham. It was granted city status in 1992, the Ruby Jubilee of Queen Elizabeth II's accession to the throne. The borough had a population of 575,400 at the time of the 2011 census, with the majority of the population (274,286) residing in Sunderland, making it the largest settlement in the north east of England.