Mannheim, officially known as the University City of Mannheim, is a city located in the state of Baden-Württemberg, Germany. It sits at the border with the state of Rhineland-Palatinate and serves as the cultural and economic center of the Rhine-Neckar region, which is Germany's seventh-largest metropolitan area.
The city ranks as the second-largest city in Baden-Württemberg after the state capital, Stuttgart. It is the 21st-largest city in Germany, with a population exceeding 315,000 inhabitants.