The Alzey Hills (German: Alzeyer Hügelland) form a region of low, rolling hills, or Hügelland, 275 km2 in area[1] and up to 337 m above sea level (NHN),[2] in Rhenish Hesse in the German state of Rhineland-Palatinate. From a natural region perspective they are part of the Upper Rhine Plain and classed as major unit no. 227.