IMostyn Hall Surrounded by gardens and parkland and approached from the S driveway. The former gatehouse, Porth Mawr, is to the SW and a complex of farm buildings to the W.
IINeuadd Fawr Situated in its own wooded grounds below the SE slope of Mynydd Mallaen, approached by drive of some 800m running N from junction 1km N of Cilycwm.
II*No 1 Llannerch Hall Set in its own mature parkland at the northern edge of the community, approximately 1km N of Trefnant village; accessed via a long drive running NE from the A 525 St. Asaph to Denbigh Road.
IOld Gwernyfed Located on NW side of road from Talgarth to Felindre, and set within its own grounds at the end of an axial driveway from the entrance gates on the road. The former farm buildings lie immediately to
II*Peniarth The Peniarth Estate occupies a considerable tract of land on the N bank of the Afon Dysynni, E of Llanegryn village. The house stands towards the S edge of the parkland, overlooking the river and the
IIPen-Y-Lan Hall Situated in its own grounds 800m S of Bryn Pen-y-Lan reached by a private road running off the by-road that runs S off the A539 through Bryn Pen-y-Lan.
II*Plas Abermad Set in its own grounds on the floor of the Ystwyth Valley. Reached by short drive curving N off the A485 midway between Llanfarian and Llanilar.
II*Plas Berw with courtyard and walls In an isolated location, at the end of a single track lane, NW of the B4419, and c1.3km WSW of the Church of St Michael (new church) in Gaerwen.
II*Plas Brondanw On a commanding, sloping site overlooking the Traeth Mawr 0.5km NE of Garreg village; backing onto a lane running NE from Garreg to Croesor and parallel with the A 4085. Set within its own gardens of
IIPlas Cadnant Set within grounds in an elevated location on W bank of Afon Cadnant. Reached by private driveway, off the Cadnant Road, W of the bridge. Parkland to NW and walled garden to NE.
II*Plas Clough Located approximately 1.2km N of Denbigh, set back to the W of the Denbigh-St Asaph road on a slight rise and set within its own park.
II*Plas Dinefwr, including SW Screen wall Located in splendid parkland partly designed by Capability Brown, l775-8, to W of Llandeilo and reached along a picturesque driveway from a lodge entrance on the Carmarthen Road.
II*Plas Heaton Located within its own park on an elevated site at the northern boundary of the community; accessed via a lodged and gated drive running S from the road.
II*Plas Machen At the end of a track S off the A468, some 900m Se of the church at Lower Machen.
