Walls of flint, some parts plastered, with stone dressings: small buttresses, C13 chapel windows, other windows mostly of (restoration) Perpendicular style: some brick dressings in the tower, which has a brick parapet
Tile roof, extending across the aisles, with steeply-gabled dormers to the nave, hipped to the chancel (with a flat top) with a modillion eaves cornice, lead flats above the chapels, with plaster coved eaves
The interior has medieval arches and a Norman chancel arch, piscinas in the chapels, the remains of a rood stair, a Gothic niche in the south chapel, Jacobean communion rail and altar table
There is a medieval effigy of a lady, and several C18 wall monuments
The North and South Norman doorways (re-set in the aisles) have recessed orders, zig-zag and other ornamentation.