St Hilary is a civil parish and village in west Cornwall, England, United Kingdom.

[2] For the purposes of local government St Hilary has a parish council and elects councillors every four years.

[4] Wheal Jewell, a mine between Marazion and Goldsithney, put its 40-inch cylinder pumping-engine up for auction on 21 July 1884, along with other plant and tools.

[6] The parish church is dedicated to Saint Hilary of Poitiers and is in the Early English style but had to be rebuilt after a fire in 1853.

A children's home existed in St Hilary in the 1920s and 1930s, accommodated in a former pub, the Jolly Tinners.