Wuppertal is a city in North Rhine-Westphalia, Germany, with a population of 355,000. Wuppertal is the seventh-largest city in North Rhine-West…Wuppertal is a city in North Rhine-Westphalia, Germany, with a population of 355,000. Wuppertal is the seventh-largest city in North Rhine-Westphalia and 17th-largest in Germany. It was founded in 1929 by the merger of Elberfeld, Barmen, Ronsdorf, Cronenberg and Vohwinkel, and was initially called "Barmen-Elberfeld" before adopting its present name in 1930. It is the capital and largest city of the Bergisches Land.