23 Derllwyn Road

House built of ironstone rubble with tooled ashlar dressings; Welsh slate roof with stone ridge stack shared with number 24 left and tall yellow brick stack end right. 2 storeys; first floor range of 2 casement windows with cambered arched tooled ashlar voussoirs and central blind window; left has 3/3 panes. Ground floor has central later wooden porch in front of boarded door, to left a 6/6 pane sash window with segmental arched brick voussoirs and surround, and to right a 6/6 pane sash window with stone voussoirs; stone quoins right.

Interior has spiral stone staircase by side of fireplace, the latter now partly covered in.