Middlehaven is the oldest part of Middlesbrough, North Yorkshire, England. It is directly south of the River Tees and it is to the north of the current centre, separated by the railway and the A66.

Middlesbrough is a town in the Middlesbrough unitary authority borough of North Yorkshire, England. The town lies near the mouth of the River Tees and north of the North York Moors National Park. The built-up area had a population of 148,215 at the 2021 UK census. It is the largest town of the wider urban Tees Valley area, which had a population of 678,400 in 2021.