A castle with a moat and a stand-alone tower was built on the site c. 1000 AD, and the castle was soon accompanied by a village of half-timbered houses arranged in the shape of a T.  The oldest document referring to Bodenburg was produced by the bishop of Hildesheim in 1142. The castle was the seat of a family of barons who supplemented their income with the salt of Salzdetfurth.
Around 1000 AD, a castle with a moat and an independent tower was built on the site, which soon included a village of half-timbered houses arranged in the shape of a T. The first document referring to Bodenburg dates back to 1142, when it was under the jurisdiction of Bishop Hildesheim. This castle served as the seat for a baronial family that supplemented their income by producing salt from Salzdetfurth.