The Old Hall, one of the farm buildings at the centre of Hall Farm, is a surviving medieval domestic building or manor house, probably dating from the 14th century and remodelled in the 16th and 17th century. It was burned and then re-roofed in the early 21st century, and no internal partitions survive. This is a two-storey listed building which was converted to a barn in the 19th century, has a Welsh slate roof and seven internal bays. It is built of squared and rubble masonry with ashlar dressing. The structure includes medieval and Tudor carved stone, including mullions and fireplaces. Buttresses, broken arches and fireplaces of the manor are still standing and are incorporated in the Old Hall. It is by , containing two Tudor fireplaces, with the remains of archways on the outside walls at each end.