 Zschornegosda and Naundorf were founded in the 12th or the 13th century after the Christianization of the Sorbs.The first written evidence of Naundorf (as "Nuwendorff") came from a pledge deed from 1421.Zschornegosda was first written in 1449 (as "Cschörnegast") in feudal deed of Duke Frederick II, Elector of Saxony.