Warburg is a town in eastern North Rhine-Westphalia, central Germany on the river Diemel near the three-state point shared by Hessen, Lower Saxony and North Rhine-Westphalia. It is in Höxter district and Detmold region. Warburg is the midpoint in the Warburger Börde. Since March 2012 the city is allowed to call itself 'Hanseatic City of Warburg'.