St Michael and All Angels stands outside the village of Castlemartin, adjacent to two holy wells which may indicate the site held religious significance in pre-historic times.

[1] A cross, dating from the 7th–9th centuries, was discovered embedded in the church wall in 1922, but has subsequently been lost.

The architect of the latter restoration was David Brandon, and the patron the 2nd Earl Cawdor.

[3] The church has some notable Victorian stained glass from the studios of Hardman & Co. and Heaton, Butler and Bayne.

[1] The church contains a First World War memorial commemorating three men from Castlemartin who were killed in the conflict.