Scunthorpe is an industrial town in Lincolnshire, England, and the county's third most populous settlement after Lincoln and Grimsby, with a population of 81,286 in 2021. It is the administrative centre and largest settlement of the North Lincolnshire district. Scunthorpe lies north of Lincoln and is between Grimsby to the east and Doncaster to the west, while Hull is to the north-east via the Humber Bridge.