Stainforth is a town and civil parish in the City of Doncaster, in South Yorkshire, England. It is around 7 miles (11 km) north-east of Doncaster, close to Hatfield and Thorne. It had a population of 6,342 in the 2001 census, reducing slightly to 6,282 at the 2011 census.

The City of Doncaster is a metropolitan borough with city status in South Yorkshire, England. It is named after its principal settlement, Doncaster, and includes the surrounding suburbs of Doncaster as well as numerous towns and villages. The district has large amounts of countryside; at 219 square miles (570 km2), it is the largest metropolitan borough in England by area.