Salzgitter (German pronunciation: [zalt͡sˈɡɪtɐ]; Eastphalian: Soltgitter) is an independent city in southeast Lower Saxony, Germany, located between Hildesheim and Braunschweig. Together with Wolfsburg and Braunschweig, Salzgitter is one of the seven Oberzentren of Lower Saxony (roughly equivalent to a metropolitan area). With 101,079 inhabitants and 223.92 square kilometres (86.46 sq mi) (as of 31 December 2015), its area is the largest in Lower Saxony and one of the largest in Germany. Salzgitter originated as a conglomeration of several small towns and villages, and is today made up of 31 boroughs, which are relatively compact conurbations with wide stretches of open country between them. The main shopping street of the young city is in the borough of Lebenstedt, and the central busi