Wikipedia
Calstock is a civil parish and a large village in south east Cornwall, England, United Kingdom, on the border with Devon. The village is situated on the River Tamar south west of Tavistock and north of Plymouth.
The parish had a population of 6,095 in the 2001 census. This had increased to 6,431 at the 2011 census. The parish encompasses of land, of water, and of the tidal Tamar.
As well as Calstock, other settlements in the parish include Albaston, Chilsworthy, Gunnislake, Harrowbarrow, Latchley, Metherell, Coxpark, Dimson, Drakewalls, Norris Green, Rising Sun and St Ann's Chapel.
Calstock village is within the Tamar Valley AONB, is overlooked by Cotehele house and gardens, and lies on the scenic Tamar Valley railway. Calstock railway station opened on 2 March 1908. The village is twinned with Saint-Thuriau in Brittany, France.