Middlesbrough is a large industrial town on the south bank of the River Tees in North Yorkshire, north-east England, founded in 1830. The local council, a unitary authority, is Middlesbrough Borough Council. The 2011 Census recorded the boroughs total resident population as 138,400 and the wider urban settlement with a population of 174,700. Middlesbrough is part of the larger built-up area of Teesside which had an overall population of 376,333 at the 2011 Census. Middlesbrough became a county borough within the North Riding of Yorkshire in 1889. In 1968, the borough was merged with a number of others to form the County Borough of Teesside, which was absorbed in 1974 by the county of Cleveland. In 1996, Cleveland was abolished, and Middlesbrough Borough Council became a unitary authority within North Yorkshire. RGs Erimus was chosen as Middlesbroughs motto in 1830. It recalls Fuimus the motto of the Norman/Scottish Bruce family, who were lords of Cleveland in the Middle Ages. The towns coat of arms is an azure lion, from the arms of the Bruce family, a star, from the arms of Captain James Cook, and two ships, representing shipbuilding and maritime trade.