 The municipality lies in the Lauter valley in the North Palatine Uplands.Lohnweiler lies at an elevation of roughly 165 m above sea level only about a kilometre south of the town of Lauterecken at the mouth of the Koppbach (or Mausbach), whose valley stretches off to the southwest.The elevations around the village reach heights of almost 340 m above sea level (Silberkopf 337 m, Dumpf 318 m, Leienberg 311 m).