Remains of 12th-16th century Augustinian monastery complex comprising: rebuilt 2-storey 15th century store and accommodation wing incorporating earlier fabric of original 12th century nave, early 13th century 4-stage bell tower built on site of original 12th century chancel; small 15th century 2-storey, slab-roofed wing to N. Fragmentary remains of 13th century extended choir to E linking to fragmentary remains of cruciform-plan early 15th century (2nd) abbey church comprising central choir with N and S transepts and presbytery to E. Early 13th century roofed octagonal chapter house with 14th century upper floor set to S of extended choir of original church adjoining E range of early 15th century quadrangular cloister. Lean-to N range at S wall of original church; 2-storey, slab-roofed gabled ranges to E, W and S, latter with projecting stair tower. E range of cloister extended S into ruinous 15th century 2-storey and attic L-plan wing containing dormitory extension, latrine, and Abbot's residence. Fragmentary remains of 2-storey accommodation block sited immediately to N of bell tower.
STORE AND ACCOMMODATION WING (FORMER NAVE OF 1st CHURCH): battered base course and eaves course to W and N elevations, random rubble at ground, ashlar to upper floor. Plain W gable; right side obscured by intersecting end of W cloister range; slightly advanced at intersection with small openings at ground and 1st floor. 3-bay N wall with small window and door in left and right bays respectively; regular fenestration at 1st floor; centre and left openings rubble-infilled. Thickened S wall splayed at ground with reduced wallhead above set between W cloister range and tower with door inserted at right; S wall returned into tower at E end. INTERIOR: 15th century barrel vault inserted within original nave walls, exposed fragmentary remains of 12th century W door opening.
TOWER: cubical ashlar walls with string courses between stages; central waterspout to each face of parapet, projecting over regularly-spaced corbels. Round-headed vault-arch at ground in E face of tower with remains of 16th century turnpike stair adjoining at left. Ashlar infill to large pointed arch at principal floor containing pointed-arched arcade (pulpitum) comprising 3 arches supported on shafts at centre with foliate capitals; outer arches rubble infilled; raggle of former choir roof and infilled doorway at 3rd stage of tower above. W face of tower containing stone rood screen comprising pair of (rubble-infilled) pointed arches enclosed within ashlar infilled large pointed arch; remains of foliated shaft at centre, round-arched door inserted at right, raggle of former main roof at 3rd stage above. N face; short 2-storey wing projecting, arrow-slit window offset to centre right at ground, window centred in gablehead above; partially-infilled hoodmoulded twin lancet window at 3rd stage of tower. S face; irregularly infilled 13th century processional door at outer right at 1st stage (leading into former lean-to cloister), moulded bases and bell capitals with nook shafts to jambs, plain moulded at inner jamb. Arrow-slit openings lighting turnpike stair to left at upper stages, central rectangular window inserted at 1st stage, narrow window inserted within earlier (infilled) opening at 3rd stage; large pointed-arched hoodmoulded openings to 4th stage (some infilled), remains of paired lancets with quatrefoil set between surviving in N face. INTERIOR; vaulted chamber at ground, chamber to 1st stage, vaults missing at 2nd to 4th stages, stone nesting boxes of former dovecot surviving at 3rd stage.
CHOIR: reduced to foundations apart from S wall forming N wall of E cloister range; chamfered arrises to door in rubble vault infill at ground; round-headed door and (taller) window to left and right respectively at floor above; rubble infill to window.
ABBEY CHURCH: mainly reduced to foundations apart from fragment of S wall containing tomb recess with painted detail to back; bases of simply moulded jambs of former doorway leading to partially surviving tunnel vault of transept containing alters and piscinas in E and S walls; large altar slab centred in ruinous presbytery at E end.
CLOISTER: W external elevation; lean-to addition to W gable of nave advanced at outer left; blank gable end of S range to outer right with round-arched hoodmould in gablehead; 3-bay central range, door and slit window at ground and 1st floors respectively in bay to outer left, slit window at 1st floor only in centre bay, small window and segmental-arched doorway at ground and 1st floors respectively in bay to outer right. S external elevation; 6-bay elevation, blank at outer left, square-plan stair tower projecting in penultimate bay to left with narrow windows at 3 levels and parapet projecting over corbels; single pointed-arched window at 1st floor only in centre bays; penultimate bay to right advanced with large round-arched recess at ground with round-arched hoodmoulded window centred above; window at 1st floor only in bay to outer right. E external elevation (Abbot's residence extending to left); mostly obscured by adjoining chapter house; 2 bays exposed at left divided by buttress at ground floor, single window at 1st floor in bay to left, round-arched door and window at ground and 1st floors respectively in bay to right. E internal elevation; 5-bay near-symmetrical elevation with small round-arched openings at ground level except for large round-arched doorway in bay to outer left; narrow windows to centre 3 bays at 1st floor, larger windows in outer bays. S internal elevation; 5 bays, small round-arched openings in each bay at ground level. W internal elevation; 5-bay elevation comprising slightly-advanced stair tower in 2 bays at left with 2 small pointed-arch stair windows at intermediate levels; small round-arched and narrow openings in centre bay at ground and 1st floors respectively, matching small round-arched opening at ground floor in penultimate bay to right, large round-arched doorway in bay to outer right with wallhead stack slightly projecting and breaking eaves, offset to left of arch-head. N internal elevation; fragmentary remains of single-storey lean-to cloister. INTERIOR: barrel-vaulted ceilings to ground floor cloister walks; stone window seats in openings to E and W ranges; cresset basin at SE corner and remains of lavatory to S. Barrel-vaulted ceilings to 1st floor; refectory and kitchen to S range; dais for high table at E end with aumbry to N and pulpit to S. Kitchen to W end with arched fireplace spanning full width. Guest Hall to W range; small fireplace inserted in E wall, remains of medieval tiles to floor. Dormitory to E range with door in E wall accessing octagonal warming house with pointed tunnel-vaulted ceiling and segmental-arched fireplace to N wall; remains of painted script to walls.
CHAPTER HOUSE: 2-storey octagonal-plan structure adjoining cloister at W side, stepped base course articulated around buttresses at corners, latter stepped with gabletted caps, continuous string course at 1st floor, gables breaking eaves cornice at N and S faces, latter with pointed-arched windows at ground and 1st floors, pointed-arched and window at ground in SE face with small hoodmoulded window offset to left at 1st floor. INTERIOR: stone ribs to vaulted ceiling springing from wall-shafts and rising to central pierced boss. Round-arched doorway accessing cloister walk to W; heavily-moulded surround incorporating nook-shafts with capitals; stone benches to N and S flanking doorway to W and triple blind-arcaded sedilla to E.
ABBOT?S RESIDENCE: ruinous L-plan 2-storey and attic range extending on falling ground from S end of E cloister and dormitory range. W elevation; 2-storey link at left with round-arch passageway to ground and two narrow windows at 1st floor, taller, irregularly-fenestrated section with central wallhead stack at right; intersecting remains of latrine wall to outer right. S elevation; 5 bays, surviving at basement only; ruinous wall of latrine block advanced in bay to outer left, bays to right divided by buttresses, square window openings centred in each bay. E elevation (S range); pointed-arched doorway offset to left of centre at basement; large window and lancet centring gable at principal and 1st floors respectively, door in lean-to at right. N elevation; lean-to advanced at outer left, doorway centred in blank wall to right, arrow slit beside remains of polygonal stair tower in re-entrant angle to outer right. E elevation (N range); round-arched passage way to right, partially crenellated wallhead. INTERIOR: barrel vaulted cellars, passage and kitchen to basement, oven to NE corner of kitchen. Ruinous upper floor with rubble cross-walls surviving.
Stone slab pitched roofs to cloister ranges. Pyramidal polygonal slate roof with ship weathervane at apex to chapter house.
ANCILLARY BUILDINGS: random rubble garden wall adjoining complex to W; beehive-shaped rubble hermit's cell at NW corner of garden, small window to E gable, round-arched door to left in S elevation, pointed tunnel-vaulted interior. Late 19th century covered well and steward?s cottage to SW of garden wall. Ruinous accommodation block and long retaining wall to far N of former nave and abbey church.