Grensten is a village in Randers Municipality, in the region of Central Denmark, Denmark. Grensten lies at 59 m above sea level. The nearest city is Randers, 8.0 km to the east. Among the landmarks around are Fyrkat (25 km), Randers Museum of Art (8.3 km) and Viborg Cathedral (32 km). Among the natural features are Lysnet (6.1 km) and Himmelbjerget (38 km).