Trinity Church, Castle Street, Rothesay, Bute

Archibald Simpson, 1843-5; additional hall mid 20th century. Symmetrical 3- by 6-bay rectangular-plan plain Gothic Free Kirk with pitched outbuildings to rear; prominent 3-stage angle-buttressed tower to front. Coursed droved yellow sandstone ashlar (plastic repairs applied later); random rubble sandstone to E, W and S. Raised margins; base course; chamfered string courses. Pointed-arch openings; architraved ashlar mullions; Y- tracery; pointed-arch hoodmoulds, moulded label-stops.

N (ENTRANCE) ELEVATION: 3-bay, 3-storey symmetrical elevation. Central entrance tower with door set in pointed-arch reveal, 2-leaf timber door with decorative inset relief; blind timber fanlight; large bipartite cusped window at 2nd stage; large louvred bipartite window above surmounted by octagonal spire; flanking panelled dies with crocketted pinnacles; small bipartite lucarne with ogee hoodmould; crocketted string course; wrought-iron finial. Tall narrow single windows in flanking chamfered bays; capped to outer left and right; crocket missing from right pinnacle.

E AND W (SIDE) ELEVATIONS: recessed single bay to N; 2-leaf timber door with decorative inset relief as above; bipartite fanlight; large louvred opening in tower above. Symmetrical disposition of bipartite, Y-tracery windows in 5 advanced bays to S of entrance.

Predominantly clear leaded glazing; stained-glass tripartite chancel window; stained single windows to outer left and right of E and W elevations respectively. Grey slate roof to church; raised stone skews.

HALL: pitched single storey church hall/meeting room to rear; graded grey slates; raised stone skews; coped apex stack to W; single circular can.

INTERIOR: relatively intact. Broad nave with open hammerbeam roof, boarded dados and galleried N end. Impressive double-stair in vestibule, cast-iron foliate balustrade, roll-moulded timber handrail. Timber pews with fleur-de-lys finials; simple Doric columns supporting gallery inset with blind-traceried panelling.

Tiered pulpit with bowed centre; quatrefoil and pointed-arch carved details; flanking balustraded stairs, timber handrail, carved timber newels. Pair of symmetrical decorative Gothic organ cases flanking pulpit. Octagonal timber baptismal font.

BOUNDARY WALLS, GATEPIERS, LAMPS AND RAILINGS: low coped boundary wall to Castle Street. Whitewashed square-plan, panelled gatepiers flank central entry; pyramidal caps; surmounted by decorative cast-iron lamp standards. Single whitewashed gatepier to pedestrian entry to outer left. Some original iron railings.