Hermeskeil is a municipality in the Trier-Saarburg district, in Rhineland-Palatinate, Germany. It is situated in the Hunsrück, approx. 25 km southeast of Trier. Its population is about 5,900.
Hermeskeil is the seat of the Verbandsgemeinde ("collective municipality") Hermeskeil.
The Flugausstellung_Hermeskeil displays more than 100 aircraft and is the largest private museum of that kind in Europe.