early C13 (west tower and north chapel)
Nave south side has one 2- light C15 window under flat head and a 4-light similar window with hoodmould
North chapel has pointed-arched C13 east window of 2 trefoil-headed lights with quatrefoil above
2-light C15 window to north wall
North aisle has two C15 four-light windows under Tudor arches with hoodmoulds
Aisle west window of 2-light is C15 but restored
canted staircase turret on south face and pierced quatrefoil parapet with corner pinnacles, 3-light C13 style window to first stage of west facade, single lancet openings on all faces of second stage and 2-round-headed-light bell openings
Benefaction board under tower: 1706, Lady Winchcomb, section of 1630 screen and 1891 stained glass west window
This corresponds in style and inscription to that at St Michael's, Brinkworth (q.v.). North aisle west window has 1876 stained glass and north-west window is a 1941 memorial by G.E.R. Smith to the 20th Earl of Suffolk of the Army Bomb Disposal Unit: inscription by John Masefield
Chancel has late C19 stained glass
North chapel has large 1598 monument to Sir Henry Knyvett and family: An eight-poster with strapwork decoration to the tomb chest