 It stands alongside the organ chamber, which forms an eastward extension of the North aisle, with a three-light window with Geometrical traces, in the east gable.The vestry consists of a western section forming the choir vestry, gabled at right-angles to the aisle.with a three-light window in the north gable, and entered by a doorway in the west wall, and a clergy vestry to the east with a flat roof concealed by a straight moulded parapet with an east window of four small equal arched lights.