Ringelheim is the sixth biggest quarter of Salzgitter in Lower Saxony, Germany. It is located on the Innerste River at the very far south-western end of the urban area, and has a population of 1,994. The Salzgitter-Ringelheim train station is the most important station of the city, as the Brunswick Southern Railway and the line from Hildesheim to Goslar …Ringelheim is the sixth biggest quarter of Salzgitter in Lower Saxony, Germany. It is located on the Innerste River at the very far south-western end of the urban area, and has a population of 1,994. The Salzgitter-Ringelheim train station is the most important station of the city, as the Brunswick Southern Railway and the line from Hildesheim to Goslar cross here.