Sheffield Sheffield Sheffield () is a city and metropolitan borough in South Yorkshire, England. Historically part of the West Riding of Yorkshire, its name derives from the River Sheaf, which runs through the city. With some of its southern suburbs annexed from Derbyshire, the city has grown from its largely industrial roots to encompass a wider economic base. The population of the City of Sheffield is () and it is one of the eight largest regional English cities that make up the Core Cities Group. Sheffield is the third-largest English district by population. The metropolitan population of Sheffield is 1,569,000. The
Sheffield City Region Combined Authority Sheffield City Region Combined Authority The Sheffield City Region Combined Authority (formally the Barnsley, Doncaster, Rotherham and Sheffield Combined Authority) is the combined authority for South Yorkshire in England, with powers over transport (public transport and major trunk roads only), economic development and regeneration. The combined authority does not formally cover all of the "Sheffield City Region" as it does not include areas of northern Derbyshire and Nottinghamshire which are part of the city region. However the district councils of those areas of Derbyshire and Nottinghamshire are represented on the combined authority as non-constituent members. The authority's first mayoral election