Reinbek is a town located in Stormarn district in the northern German state of Schleswig-Holstein within the metropolitan region of Hamburg. It can be accessed by the A1, the A24 autobahn, federal highway 5 and the S-Bahn line S2.
Reinbek was first mentioned in 1226, the city rights were given in 1952.
The town is located at the river Bille which was dammed up here to form a mill pond.