MID-əlz-brə) is a large industrial town situated on the south bank of the River Tees in North Yorkshire, England. The local council, a unitary authority, is Middlesbrough Borough Council. The town is often considered to extend beyond the council boundary into the neighbouring borough of Redcar & Cleveland. Whilst the Middlesbrough council area had 138,400 residents according to the office for national statistics, the Middlesbrough Urban Subdivision had a population of 174,700, which itself is part of the larger built-up area of Teesside and had an overall population of 376,333 at the 2011 census.