The West Midlands is a metropolitan county and combined authority area in western-central England with a 2020 estimated population of 2,939,927, making it the second most populous county in England after Greater London. It appeared as a metropolitan county in 1974 after the passage of the Local Government Act 1972, to cover parts of Staffordshire, Worcestershire and Warwickshire. The county is a NUTS 2 region within the wider NUTS 1 region of the same name. It embraces seven metropolitan boroughs: the cities of Birmingham, Coventry and Wolverhampton, and the boroughs of Dudley, Sandwell, Solihull and Walsall.