Rossendale is a local government district with borough status in Lancashire, England. Its council is based in Bacup and its largest town is Rawtenstall. It also includes the towns of Haslingden and Whitworth. The borough is named after the Rossendale Valley, the upper part of the River Irwell.

The Metropolitan Borough of Bury is a metropolitan borough of Greater Manchester in England. It is north of Manchester, to the east of Bolton and west of Rochdale. The borough is centred around the town of Bury but also includes other towns such as Ramsbottom, Tottington, Radcliffe, Whitefield and Prestwich. Bury bounds the Lancashire districts of Rossendale and Blackburn with Darwen to the north. With a population of 194,606 in 2022, it is the smallest borough in Greater Manchester.