The Lower Westerwald is a region, over 1,300 km2 in area, in the west of the German hill range, the Westerwald, in the north of the state of Rhineland-Palatinate and, for small elements, in the south of the state of North Rhine-Westphalia. It reaches a height of 544 metres, 12 km northeast of Koblenz at the Montabaur Heights. From a natural region perspective the Lower Westerwald is major unit 324 within the major unit group of Westerwald (32). In the south it also includes the historical cultural landscape of the Kannenbäckerland.