Following their review of parliamentary representation in Tyne and Wear, Sunderland South is to be merged with elements of the existing Houghton and Washington East seat to create this new seat.
Following their review of parliamentary representation in Tyne and Wear, the Boundary Commission for England has reorganised the constituencies in the City of Sunderland. Elements of the former Sunderland South and Houghton and Washington East seats were combined to create this new seat.