Truro is a town in South Australia located 80 kilometres northeast of Adelaide. It sits in an agricultural and pastoral district along the Sturt Highway, positioned east of the Barossa Valley in the Mount Lofty Ranges. The surrounding terrain is characterized by lofty and rugged geography typical of this mountainous region.
According to the 2021 census, Truro had a population of 523 residents. The town serves as a small settlement within a primarily agricultural area, reflecting the broader economic character of its region.