The Metropolitan Borough of Wigan is a metropolitan borough of Greater Manchester, in North West England. It is named after its largest component town and former county borough, Wigan and includes the towns and villages of Leigh, part of Ashton-in-Makerfield,  Ince-in-Makerfield, Hindley, Orrell, Standish, Atherton, Tyldesley, Golborne, Lowton,  Billinge, Astley, Haigh and Aspull. The borough was formed in 1974 and is an amalgamation of several former local government districts and parishes. The borough has three civil parishes and lies directly to the west of the City of Salford and southwest of the Metropolitan Borough of Bolton. The local authority is Wigan Metropolitan Borough Council.