The Borough of Middlesbrough is a borough with unitary authority status in North Yorkshire, England, based around the town of Middlesbrough in the north of the county. It is part of the Tees Valley combined authority, along with Stockton-on-Tees, Redcar and Cleveland, Hartlepool and Darlington boroughs. Nunthorpe along with Stainton and Thornton have statutory parish councils.

North Yorkshire is a ceremonial county in the Yorkshire and the Humber and North East regions of England. It borders County Durham to the north, the North Sea to the east, the East Riding of Yorkshire to the south-east, South Yorkshire to the south, West Yorkshire to the south-west, and Cumbria and Lancashire to the west. Northallerton is the county town.