Lutter am Barenberge is a market town (Flecken) and a former municipality in the Goslar district of Lower Saxony, Germany.

[2] It was the administrative seat of the former Samtgemeinde ("collective municipality") Lutter am Barenberge It is situated between the Harz mountain range in the south and the Hainberg hills in the north, approx.

Lutter, named after a nearby creek, was founded by Emperor Otto I in 956 as a part of the Gandersheim Abbey estates within the Duchy of Saxony.

A water castle was first mentioned in 1259, leased by the Bishops of Hildesheim to local nobles.

During the Thirty Years' War, the Danish troops under King Christian IV retired to Lutter Castle, where they were defeated by Imperial and Catholic forces led by Count Tilly in the 1626 Battle of Lutter, a rout that changed the course of the Thirty Years' War.