The Metropolitan Borough of Doncaster is a metropolitan borough of South Yorkshire in Yorkshire and the Humber Region of England.
In addition to the town of Doncaster, the borough covers the towns of Mexborough, Conisbrough, Thorne, Bawtry and Tickhill.
The borough was created on 1 April 1974, under the Local Government Act 1972, as a merger of the former county borough of Doncaster along with the urban districts of Adwick le Street, Bentley with Arksey, Conisbrough, Mexborough, Tickhill along with Doncaster Rural District and Thorne Rural District, the parish of Finningley from East Retford Rural District and small parts of the parish of Harworth from Worksop Rural District from Nottinghamshire.
Political composition of the council:
* Labour: 43
* Conservative: 7
* Mexborough First: 3
* Independent: 2