Manchester is a city and metropolitan borough of Greater Manchester, England. In 2009, its population was estimated to be 483,800, making it the seventh-most populous local authority district in England. Manchester lies within one of the UK's largest metropolitan areas; the metropolitan county of Greater Manchester had an estimated population of 2,600,100, the Greater Manchester Urban Area a population of 2,240,230, and the Larger Urban Zone around Manchester, the second-most-populous in the UK, had an estimated population in the 2004 Urban Audit of 2,539,100. The demonym of Manchester is Mancunian.
Manchester is situated in the south-central part of North West England, fringed by the Cheshire Plain to the south and the Pennines to the north and east. Throughout the Middle Ages Manchester remained a manorial township, but began expanding "at an astonishing rate" around the turn of the 19th century as part of a process of unplanned urbanisation brought on by a boom in textile manufacture during the Industrial Revolution.