Hanover is the capital and largest city of the German state of Lower Saxony. Its population of 535,932 makes it the 13th-largest city in Ge…Hanover is the capital and largest city of the German state of Lower Saxony. Its population of 535,932 makes it the 13th-largest city in Germany as well as the fourth-largest in northern Germany after Berlin, Hamburg and Bremen. Hanover's urban area comprises the towns of Garbsen, Langenhagen and Laatzen and has a population of about 791,000. The Hanover Region has approximately 1.16 million inhabitants and is the largest in the Hanover–Braunschweig–Göttingen–Wolfsburg Metropolitan Region, the 17th biggest metropolitan area by GDP in the European Union.