Birmingham is a city and metropolitan borough in the metropolitan county of West Midlands, within the wider West Midlands region, in England. It is the largest local authority district in England by population and the second-largest city in Britain – commonly referred to as the second city of the United Kingdom – with a population of 1.16 million people in the city proper in 2022. Birmingham borders the Black Country to its west and, together with the city of Wolverhampton and towns including Dudley and Solihull, forms the West Midlands conurbation. The royal town of Sutton Coldfield is incorporated within the city limits to the northeast. The urban area has a population of 2.65 million.