extensively rebuilt between about 1450-1500,
consecrated as a separate Church in 1509.
Slate roofs with crested ridge tiles, plain ridge tiles to nave.
the nave and chancel probably largely dating from the early C15.
Late C15 west tower.
East gable end has tall C15 4-centred arched window, of 4-lights, with cusped heads and upper Y tracery, hood mould with square stops.
The east end of the aisle has a C15 granite window, of 4-lights, with 4-centred arch, cusped lights with upper Y tracery and hoodmould.
Both nave and chancel, and south aisle, retain C15 wagon roof, restored in early C19, with some wall-plates replaced in the wrong order.
Nave and chancel in one, with 17-bay roof, unceiled, with moulded ribs and carved bosses
parts of C15 structure remaining, mostly of C19.
Tudor arch to south doorway.
Fittings : Octagonal granite font in south aisle, appears of C19.
In south aisle, a carved stone mask corbel.
In nave, Royal coat of arms of James II, painted on board, dated 1685.
Monuments in nave: early C18 slate tablet with incised border and central panel with verses, to Edmund Constable, 1716.
Glass: chancel north window has fragments of late C15 stained glass, believed to be figures of St Sampson and St Anthony.
Chancel east window of 1898, south aisle east window 1907, other windows some later stained glass and lattice glazing.