„Argent, above a valley vert a water wheel gules.“ 
The arms were granted and devised in 1939. The arms symbolise the famous Neandertal. The water wheel stands for the oldest village in the municipality Millrath.
Stadler, Klemens, Deutsche Wappen, Band 7, Bremen 1972, S. 38
Wolfgang Pagenstecher

constructed and added by Jürgen Krause
colors according to FIAV