Sunderland's Council area comprises 25 wards, each electing three councillors. Elections are held in thirds, in three years out of every four. Between 1974 and 1986, elections were held in every fourth year to Tyne and Wear County Council, until the County Council was abolished. In 1982 and 2004, all seats on Sunderland Council were up for election following boundary changes.
Sunderland City Council is the local authority of the City of Sunderland in Tyne and Wear, England. It is a metropolitan district council, one of five in Tyne and Wear and one of 36 in the metropolitan counties of England, and provides the majority of local government services in Sunderland.