 Until this time, Nanzdietschweiler's first documentary mention had been thought to date from 1383, but this new discovery pushed the municipality's written history back by 33 years.Well into the 20th century, the greater part of Nanzdietschweiler's inhabitants earned their living at agriculture.Besides farmers, there were the craftsmen that were customary in a bigger village who only worked the land as a secondary occupation, or for their own needs.