The parish of St Keverne is situated in the deanery and Hundred of Kerrier; it is bounded on the north by Manaccan and St Anthony, on the east and south by the sea, and on the west by a detached part of Grade and by the parishes of Ruan Major and St Martins. The wild and spectacular coast of the parish of St Keverne is on the extreme southern coast of Cornwall. It is located on the Lizard Peninsular, and is on the south side of the Helford River. Geographically, it is the largest parish in Cornwall.