Haslingden is a town in Rossendale, Lancashire, England. It is 16 miles (26 km) north of Manchester. The name means 'valley of the hazels' or 'valley growing with hazels'. At the time of the 2011 census the town had a population of 15,969. The town is surrounded by high moorland; 370 m (1215 ft) to the north; 396 m (1300 ft) Cribden to the east; 418 m (1372 ft) Bull Hill to the south.

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.