<Dl> <Dt> List of places </Dt> <Dd> UK </Dd> <Dd> England </Dd> <Dd> Cornwall </Dd> </Dl> <Dt> List of places </Dt> <P> St Michael's Mount (Cornish: Karrek Loos yn Koos, meaning "hoar rock in woodland") is a small tidal island in Mount's Bay, Cornwall, England, United Kingdom . The island is a civil parish and is linked to the town of Marazion by a man - made causeway of granite setts, passable between mid-tide and low water . The population of this parish in 2011 was 35 . It is managed by the National Trust, and the castle and chapel have been the home of the St Aubyn family since approximately 1650 . The earliest buildings, on the summit, date to the 12th century . </P> <P> Its Cornish language name--literally, "the grey rock in a wood"--may represent a folk memory of a time before Mount's Bay was flooded, indicating a description of the mount set in woodland . Remains of trees have been seen at low tides following storms on the beach at Perranuthnoe . Radiocarbon dating established the submerging of the hazel wood at about 1700 BC . </P>

Where in cornwall is st michael's mount