The Hannover–Braunschweig–Göttingen–Wolfsburg Metropolitan Region (German: Metropolregion Hannover-Braunschweig-Göttingen-Wolfsburg) is an economic and cultural region in Northern Germany. The metropolitan area comprises approximately one third of the area of Lower Saxony, with almost half the inhabitants of the state. It has about 3.9 million people in 20 districts and counties with a total of 431 municipalities and is defined by the German Ministerkonferenz für Raumordnung (MKRO) as a medium urban area in Germany.
