The Helsinki metropolitan area, also known as the Capital Region (Finnish: ''Pääkaupunkiseutu'', Swedish: ''Huvudstadsregionen'') comprises four municipalities: Helsinki, Espoo, Vantaa, and Kauniainen. The Helsinki urban area is considered to be the only metropolis in Finland. It has a population of over 1.1 million, and is the most densely populated area of Finland. The Capital Region spreads over a land area of  and has a population density of . With over 20 percent of the country's population in just 0.2 percent of its surface area, the area's housing density is high by Finnish standards.