Offices & Outbuilding to W of Glanrhyd House, (also known as The Court House)

A 2-storey outbuilding of rubble stone with bigger quoins, and asbestos-slate roof with freestone stack to the NE end. Openings have freestone voussoirs and keystones. In the NW elevation the 'office' occupies the L side. It has 3 windows under flat brick arches, with wooden glazing bars but partly boarded up, and a doorway R of centre under an elliptical head and with double boarded doors. Above the doorway is a segmental-headed loft doorway with boarded doors, to the L of which is a stone tablet. It is inscribed 'These offices were built by Evan Griffiths Esq 1779'. Further R the elevation is brought forward, with coach house or cart shed in the lower storey. It has 3 elliptical arched doorways with impost band, of which 2 of the doorways have wide boarded doors, the other is open. A central loft doorway is similar to the doorway further L. In the SW gable end is a roofed external stone stairway under a lower roof line, stone in the gable end but brick above the wooden lintel on the NW side. The NE gable end has stone steps leading to a fielded-panel door under a flat arch offset to the L side. The gable has pigeon holes.

In the rear (SE) elevation, the 'office' on the R side has a 4-pane window lower centre, to the R of which is an upper storey window boarded up and a boarded-up window beneath the eaves. On the L side is a boarded loft doorway under a segmental head. A similar loft doorway is further L, above 3 ventilation strips in the lower storey.

The office retains the remains of a painted ceiling and, on the SW wall, of round arched panelling.