The Borough of Chorley is a local government district with borough status in Lancashire, England. The population of the Borough at the 2011 census was 104,155. t is named after its largest settlement, the town of Chorley.

Chorley Borough may refer to:

• Two different rugby league teams which played at Chorley, Lancashire:
  • Blackpool Borough played as Chorley Borough in the 1988–89 season.
  • The side which became Chorley Lynx played as Chorley Borough from 1989–95.
• The medieval borough of Chorley (13th century), or the municipal borough (1881–1974)
• The Borough of Chorley, created in 1974