Frankfurt, formally Frankfurt am Key (German: [ˈfʁaŋkfʊʁt ʔam ˈmaɪn] (listen); Hessian: Frangford am Maa, lit. Frank ford on the Key ), is one of the most heavily populated city in the German state of Hesse. Its 763,380 occupants since 31 December 2019 make it the fifth-most heavily populated city in Germany. On the river Main (a tributary of the Rhine), it creates a constant city with the nearby city of Offenbach am Main and also its metropolitan location has a populace of 2.3 million. The city is the heart of the larger Rhine-Main Metropolitan Region, which has a populace of 5.5 million as well as is Germany s second-largest municipal area after the Rhine-Ruhr Area. Frankfurt s central business area lies concerning 90 km (56 mi) northwest of the geographical center of the EU at Gadheim, Lower Franconia. Like France and Franconia, the city is called after the Franks. Frankfurt is the biggest city in the Rhine Franconian language location. Frankfurt was a city state, the Free City of F...