South transept has 3-light C14 reticulated tracery window with multifoil over to south side, diagonal buttresses, parapet with quatrefoils, lean-to 2-bay open arcaded burial chamber with ribbed vault and chest tomb within, stone roof and heavy buttresses, possibly to patron, west and east side of transept have two tall 2-light reticulated tracery windows
Chancel has two large C14 windows to north and south sides, pointed priest's door has crocketed aedicule with compressed rib vault, quatrefoil frieze to parapet, east end has 4-light ogee-headed window with flowing tracery and multifoil in bow-sided triangle over
C14 vestry/sacristry on north side of chancel has cusped lancet and ogee quatrefoil frieze to shallow-pitched roof
North transept has 2-light C14 windows to east and west sides, buttresses carried up to parapet, 3-light window with reticulated tracery to north
West end has diagonal buttresses, Tudor-arched doorway with ribbed door, 3-light C14 window over
Interior: Porch contains newel stone stairs to upper room, C14 pointed arched doorway with double studded doors, stoup to right
Fine south transept has 2-bay tierceron vaulted ceiling, moulded string course carried over windows, crocketed piscina canopy on east wall, possibly-by Pugin, south wall has crocketed niche and fine gothic-style canopied monument by Pugin, to Rev George Montgomery, died 1842
a benefaction tablet on north wall records Montgomery's gift for church restoration, the date 1836 recorded in head of C12 former window facing crossing
North transept has arched ribbed roof with carved bosses, ogee niche on north wall, fine segmental-arched niche with cusping and ballflowers on north wall, containing two coffin lids
C19 octagonal stone font with conical cover and north side of nave
Royal Arms of George III on east wall of nave
Good stained glass in east window dedicated to Montgomerys and Earl and Countess of Pembroke, dated 1836, designed by Pugin and made by Wailes
Original Medieval glass said to be in Sacristry
relief-carved coat of arms of Vaughan family to right