South transept of c.1300 has reticulated 3-light south window, 2-light curvilinear east window and unusual west window with triangular head and lozenge tracery (see Church of St. Lawrence, North Hinksey (q.v.)). South wall of nave: tall late C13 transomed 2-light window lies west of recessed section of wall which has late C12 corbel table with anthropomorphic heads and stone lintel over late Saxon doorway: clerestory has one C15 two-light cinquefoil-headed window and late C14 two-light trefoil-headed window: parapet has corbel table with fleuron frieze, and is swept round east gable of nave to north clerestory, which has three C15 two-light ogee-headed windows and one early C16 two-light round-headed window
Early C14 north aisle has two 2-light reticulated windows flanking late C19 stone porch: pointed and hollow-chamfered doorway frames C14 door: door made of lapped planks to front and crossed battens dovetailed into outer edge to rear, with scrolled hinges and iron-twist knocker
Late C12 tower of 3 stages marked by string courses: pointed lancet over Transitional doorway with roll-moulded arch set on one order of shafts with plain abaci: Transitional belfry windows with stone-slate louvres and continuous linking hood moulds: late C12 corbel table with gargoyles and parapet
Early C17 chancel rail with turned balusters
Flamboyant style late C19 font at west end
Late C13 four-bay north arcade: hood moulds with face-mask and leaf-paterae stops over chamfered pointed arches set on circular and octagonal piers with octagonal abaci
C17 parish chest and 2-bay queen-post roof
South transept was chantry chapel of Abingdon Abbey: 2 Decorated tomb recesses have cinquefoiled arches with ballflower carving, and 2 coffin lids carved with floreated crosses
Late C12 Transitional arch to west tower: triple roll-moulded pointed arch set on shafts of 3 orders with scalloped capitals
Monuments: Anthony Forster, d.1572 and wife Anne d.1599, of Purbeck marble: Gothic-style tomb chest and Gothic carved canopy with Tudor-flower cresting supported by unfluted Ionic columns: carved back-plate has brasses of Forster and his wife set out over long Latin elegy to Forster, who was involved with the death of Amy Robsart at Cumnor Place
C17 ledger stones set in nave floor
Wall brass in nave to James Welsh, d.1612, and wife Margery, d.1615, has long epitaph
North aisle: memorial in floor to infant Frances Peacock, d.1685: two C18 wall monuments to Peacock family
wall monument set in architectural frame with palm sprays to Dudson Baker, d.1715, and wife
Fine late C16 statue of Queen Elizabeth at west end of north aisle: was removed from Dean Court, and has C19 head, dexter hand and sceptre
Stained glass: east window by kempe, 1901, in memory of Sir William Hunter
West window of south transept has 3 roundels of armorial glass
North aisle window has part of C15 Flemish glass reset at head