Trefarthen

Main part is symmetrically planned with central porch, 2 storeys with attics, 3 window range, double-depth in plan, with a 2 storey, 3 window wing to right (N), and 2 storey kitchen wing to rear (W). Walls of squared rubble; the front elevation is white-painted stucco, the left side (S) entirely slate-hung, and the rear is plain stone, with slate lintels. Hipped slate roof projecting at eaves and verges; rooflights to front, with rectangular slate-hung stacks to either end. Plain sill band to front with moulded hood bands over windows. Central porch with moulded plinth and cornice, coupled pilasters to round-headed doorway with moulded jambs, and round-headed windows to either side. Flanking windows renewed in original openings, but 2x4-pane sashes survive to first floor. Left hand return elevation (S) is slate hung, with one 4 pane sash window, two original windows as front, and one modern. To rear (W) of the main block is a 2 storey kitchen wing, with a pitched slate roof projecting at the verge, and with 4 pane sash windows. Attached to the right (N) of the main part and set back slightly, is a 2 storey, 3 window range (with a lower roofline than the house), with a rectangular stone stack to the right (N) gable end, raised in brick. Four pane sash windows to front and rear.

Central staircase plan with main entrance to hallway containing dog-leg staircase with curtail step and shaped brackets to an open string; stick balusters and wreathed and ramped handrail. Ground floor rooms all have panelled doors and window shutters, moulded plaster coving to ceilings throughout. Ground floor sitting room to left has a slate fire surround with mantel supported on scrolled, fluted corbels with acanthus leaf detail below; cast iron fire with decorative trellis work design; sitting room to left with similar fire surround and dining room to left, rear also with similarly detailed fire surround (without acanthus leaf detail) and floriated decorative hob grate.