 It measures about 3.5 kilometres in length and is situated within the triangle formed by the settlements of Alfeld, Delligsen and Duingen.It also lies between Brunkensen to the north, Warzen to the east, Gerzen to the southeast, Grünenplan some distance away to the east-southeast, Hohenbüchen to the west and some way from Coppengrave to the northwest.The hill ranges around the Reuberg are the Duinger Berg to the northwest, Külf to the north, the Sieben Berge to the east, the Steinberg to the southeast, the ridge of Hils to the southwest and further to the west the knife-edge of the Ith, part of which belongs to the Weser Uplands-Schaumburg-Hamelin Nature Park.