Roofed with handmade red clay tiles and lead.
W tower early C14, added to a pre-existing nave.
Chancel shortened and S porch added in early C16, and most of the parapets rebuilt.
The Chancel has an early C16 E wall and a C19 E window.
The N and S walls have moulded internal and external string-courses of the C14.
In the N wall are 2 C14 windows, each of 2 cinquefoiled lights with tracery in a 2-centred head, partly restored, with moulded label and head-stops
Below the middle window is a C14 doorway, with moulded jambs and 2-centred arch, moulded label and head-stops.
The C14 chancel-arch is 2- centred, of 2 chamfered orders, the outer continuous and the inner resting on semi-octagonal shafts with moulded capitals.
The N and S arcades are mid-C14, each of 4 bays with 2-centred arches of 2 chamfered orders
The C14 clerestorey has on each side 3 windows of 2 trefoiled ogee lights with tracery in 2-centred heads.
The N aisle is C14 and has an E window of 3 cinquefoiled lights with tracery in a 2-centred head.
In the W wall is a C14 window of 2 cinquefoiled lights in a 2-centred head with moulded label and head-stops.
The crenellated brick parapets are C16.
The W tower, early C14, is the oldest part of the present building, square and in 3 stages.
There is a C16 crenellated brick parapet with corner pinnacles and blue diaper design.
The S porch is of brick, early C16, with a crow-stepped gable.
The wallplates are moulded and crenellated, carved with running foliage, the roof rebuilt.
Fittings: there are 5 bells, the fifth by John Bird, inscribed 'Sum Rosa Pulsata Mundi Maria Vocata', early C15.
In the chancel there is a brass of Sir William Fitzralph, c.1323, large cross-legged figure of knight in mixed mail and plate, feet on dog, prick spurs, greaves, knee-caps and arm-pieces with elbow and shoulder roundels, mutilated shield of arms of Fitzralph on left arm, indent of gabled canopy and marginal inscription.
In the S aisle a coffin-lid, with foliated cross, C14, much worn.
On the S wall of the chancel there are floor-slabs to Thomas Cross, 1634, pastor of the parish, and to Elizabeth, widow of Steven Crosse, 1667.
There is C14 glass in the NW window of the chancel, one shield of arms for Bourguylon and two for Fitzralph, and fragments elsewhere.
In the chancel there is a range of 2 sedilia, formerly extending further E but shortened with the chancel, with moulded 2-centred arches, ogee crocketed and finialed labels with head-stops, the middle shaft of Purbeck marble, jamb-shaft and shafts at back of recess in clunch, all with moulded capitals and bases, C14, restored.
In the S aisle there is a piscina with shafted jambs, cinquefoiled and sub-cusped head and sexfoiled drain, C14.
The S door is C14, of V-edged boards, but refaced inside and out in the C19, with a refitted domed scutcheon-plate and drop-handle, probably original.