Demographics of Cologne Demographics of Cologne Cologne () is Germany's fourth-largest city and the largest city in the Rhineland. As of 31 December 2011, there were officially 1,017,155 residents. The city is center of the Cologne/Bonn Region with around 3 million inhabitants (including the neighboring cities of Bonn, Hürth, Leverkusen, and Bergisch Gladbach). The walls of Colonia Agrippina covered an area of 96.8 hectares, but the population density within the walls remains uncertain. Since the construction of the Medieval wall in 1180, the area of the old imperial city of Cologne has not changed for more than 600 years and was only extended
History of the Jews in Cologne library of Middle Ages. After the massacre of the Jews in York, England in 1190, a number of Hebrew books from there were brought to and sold in Cologne. There are a number of remarkable manuscripts and illuminations prepared by and for Jews of Cologne during the 12th to the 15th centuries and now kept in various libraries and museums throughout the world. According to the Jewish Encyclopedia, Cologne was a center of Jewish learning, and the "wise of Cologne" are frequently mentioned in rabbinical literature. A characteristic of the Talmudic authorities of that city was their liberality. Many liturgical