Rochdale /ˈrɒtʃdeɪl/ is a market town in Greater Manchester, England, positioned at the foothills of the South Pennines on the River Roch, 5.3 miles (8.5 km) north-northwest of Oldham, and 9.8 miles (15.8 km) north-northeast of the city of Manchester. Rochdale is surrounded by several smaller settlements which together form the Metropolitan Borough of Rochdale, population 206,500. Rochdale is the largest settlement and administrative centre, with a total population of 95,796.