 It includes the village of Flößberg and the town Kohren-Sahlis.Frohburg castle was first mentioned in documents at the end of the 10th century, the first documentary mention of the settlement itself dates from 1198, and in 1233 it is known as a town ("oppidum"), although it had no explicit town privileges and was directly ruled by the lord of the castle, which at this time was the burgrave of Altenburg.Town privileges were only awarded to Frohburg in 1831, and the first mayor elected three years later.