Jadebusen
Jever is situated in Jeverland, part of the north-eastern part of the East Frisian peninsula, and is located near the coast of the North Sea in Lower Saxony, some 15 kilometres west of Wilhelmshaven and Jade Bight. Jever borders the municipality of Wangerland to the north, the town of Schortens to the east and south, and the town of Wittmund to the west. In the southwest, Jever briefly borders the East Frisian municipality of Friedeburg.