C13 apse removed and present square extension built, possibly also the arch in the north wall.
Circa 1250 south aisle and south arcade of nave and late C13 north aisle and north arcade.
C14 south porch.
Three windows to south wall, C19 lancet eastern with C13 internal detail, central of similar form
date, restored, western circa 1330.
Between these windows is a C13 doorway with chamfered jambs and two centred head.
C13 with double chamfered two centred arch.
South aisle, south wall with three two-light windows in two centred heads, the two eastern are C14 restored, western C19/C20.
C14 gabled south porch with cambered tie beam and two arched braces forming a two-centred arch.
C14 south door, moulded, panelled and with tracery to upper part.
Roof of seven cants with moulded and carved wall plates.
Four C17 panels between ashlars one relating to Henry Neville, Knt. and Alice his wife 1639.
C19 stained glass to windows.
Piscina C13 double trefoiled heads, sunk quatrefoil over, above which is a C19 pointed arch.
It is cut in a single stone believed to be a Saxon gravestone.
It contains stained glass provisionally dated circa 1220 depicting a crowned figure holding a relic (thought to be the oldest piece of English stained glass in Essex).
There are two roundels of stained glass in the north aisle window, one a child's head and one a robed crowned figure, probably 200 years later in date.
Paintings possibly C16.
South arcade circa 1250 of three bays with arches similar to north arcade.
North arcade, late C13 of three bays with octagonal columns and two centred arches.
C12 large dugout chest.
Screen early C16.
Central doorway with trefoiled and sub-cusped heads, carved spandrels.
South aisle roof, similar with carved heads at the feet of principal rafters.
Hatchment, Charles II.
C20 carved wood pulpit, with pierced panels, centre panel of Christ the Shepherd supported by a winged angel and surmounted by two kneeling angels.
RCHM 1 Mr Dennis King of Norwich pronounced the figures depicted St Etheldreda, who is the only female saint depicted with a crown (Queen) and book (Abbess).