Independents 5, Middlesbrough Independent Councillors Association 3, Marton Independent Group 2. Principal port town on Teesside, with heavy industry; old housing is being redeveloped.
At byelections on 13 July, Labour held Ayresome and an Independent held Park End and Beckfield. The Conservatives gained a seat from Labour in Coulby Newham on 13 April.
Next local elections