Bäck is a village in Varberg Municipality, in Halland County, Sweden. Bäck lies at 13 m above sea level. The nearest city is Varberg, 12.5 km to the south. Beaches nearby: Balgö Brygga (5.5 km), Barnens (12 km). Among the landmarks around are Grimeton Radio Station (15.4 km), Varberg Fortress (12.5 km) and Ås Abbey (1.2 km).