Mexborough is a town in the Metropolitan Borough of Doncaster in South Yorkshire, England. Situated between Manvers and Denaby Main, it lies on the River Don close to where it joins the River Dearne, and the A6023 road runs through the town. Before 2010 Mexborough was in the Barnsley East and Mexborough constituency. Since then it has been in the Doncaster North constituency, whose current MP is Ed Miliband, former leader of the Labour Party. Local party Mexborough First currently holds all three seats in the Mexborough ward on Doncaster Metropolitan Borough Council. The town is served by Mexborough railway station for trains going towards Doncaster and Sheffield. Mexborough also has a bus station.