Sandwell is a metropolitan borough in the West Midlands of England. The borough is named after the Sandwell Priory, and spans a densely populated part of the West Midlands conurbation. According to Sandwell Metropolitan Borough Council, the borough comprises the six towns of Oldbury, Rowley Regis, Smethwick, Tipton, Wednesbury, and West Bromwich, although these places consist of numerous smaller settlements and localities. Though West Bromwich is the largest town in the borough and its designated Strategic Town Centre, Sandwell Council House (the headquarters of the local authority) is situated in Oldbury.

Bordering Sandwell is the City of Birmingham to the east, the Metropolitan Borough of Dudley to the south and west, the Metropolitan Borough of Walsall to the north, and the City of Wolverhampton to the north-west. Spanning the borough are the parliamentary constituencies of West Bromwich West, West Bromwich East, Warley, and part of Halesowen and Rowley Regis, which crosses into the Dudley borough.

At the 2011 census, the borough had population of 309,000 and an area of 86 square kilometres (33 sq mi).