Tower, transepts and chancel of c1150 and C13 nave.
EXTERIOR: Central tower of two stages, re-quoined on the south with two-light lancets with central column to the bell stage, gargoyle on the east side and later crenellated parapet.
The south side has a lancet window flanked by a buttress and below the gabled C19 south porch is the south doorway, Transitional c.1200, with two orders of roll-mouldings and pairs of joint-shafts.
Built in to the east wall of the south transept is a C17 tombstone of Sussex marble to a blacksmith, William Peachy who was a noted maker of swords for Cromwell's officers.
INTERIOR: The nave has a C19 roof with tie-beams and arched braces with trefoil inserts, C19 pews and hexagonal wooden pulpit.
The windows in the transepts and nave all have original openings with most of the stonework renewed except for the east window of the north transept and the east window of the south transept which are in their original C14 condition.
The tower has massive oak beams inscribed "IG - 1655 - TC" (initials of church wardens) holding three bells, one of c1570 engraved HAL MARI FUL OF GRAS (Hail Mary full of grace), another dated 1634, recast 1969 and the third 1702 9 cast by clement Tosiar).
Despite some c1870 alterations this is a substantially Medieval cruciform church with impressive central tower. [Ian Nairn and Nikolaus Pevsner "The Buildings of England: Sussex" pp213-4.