Austerfield is a village and civil parish in the City of Doncaster, South Yorkshire, England. It is 1 mile (1.6 km) to the north-east of the market town of Bawtry on the A614 road, and adjacent to the hamlet of Newington in Nottinghamshire, close to the River Idle. The population in 2001 was 571, which fell to 536 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.