Bethlehem Baptist Chapel, including forecourt walls, gates & railings,

1855 Baptist Chapel in rubble stone with unpainted rendered front and imitation slate roof. Two-window sides and ends with big, pointed small-paned sashes. Intersecting glazing bars to window heads, stone voussoirs and slate sills. End walls have facades recessed under broad 4-centred arches springing from raised angle piers that continue up to castellated caps. Raised piers have bands at lien of side-wall eaves.

South entrance front is rendered with "Addoldy y Bedyddwyr" in raised letters, centre recessed lozenge plaque inscribed: "Bethlehem Built AD 1789 John Stephens Minister, Enlarged AD 1817 David Jones Minister, Rebuilt AD 1855 James Jenkins Minister". Pointed arched doorway with Y-tracery head and intersecting glazing bars, double single-panel doors. Open porch on thin painted timber columns with fretted bargeboards. Enclosed forecourt with squared rubble wall, slate coping and spearhead iron rails. Big painted stone gatepiers to S and matching SE corner pier with pyramid caps and acorn finials. Matching iron gates dated 1855 with upswept top rail.

E side has slate plinth, carried around N end, which has basement door to left and 4 windows, all with stone voussoirs. W side has late C19 roughcast 2-storey NW addition with chamfered NW angle. Square 12-pane sash to first floor W and N, 12-pane sash to ground floor N. Also SW lean-to carried forward as monopitch-roofed building to enclose W side of chapel forecourt. Rubble stone, slate roof, roughcast W side.

3-sided gallery on 5 x 3 marbled columns carrying flattened arches under panelled gallery front. Flat ceiling with centre rose in big moulded plaster circle with Greek key pattern. Two pierced roundel vents N and S and 4 small roses. Pulpit and organ 1953. Original grained pews. Entrance lateral passage with three 9-pane fixed lights into chapel, doors each side and plaster vault with moulded arches and brackets.