II*Church of Saints Mael and Sulien In the village of Cwm, 0.5 km east of the Cwm (Dyserth to Rhuallt) road. Stone churchyard wall with gate at west. The Vicarage site encroaches on the churchyard at south, and shares the roadside wall.
IIHendre-fawr farmstead About 3 km east of Cwm parish church, reached by an unclassified road which branches east from the Caerwys Road near Penisa'r-waen. Stone wall at roadside with gateway to farmyard at right, gate and
IIMarian Mawr Farmhouse About 1.5 km north-east of Cwm Parish Church, in fron of farmyard; lawn at front.
II*Pentre Cwm At the fork of the Cwm Road and the minor road to Marian Cwm, near the southern fringe of the village of Dyserth. Terracing and retaining walls of site much altered in recent restorations. Former farm
II*Plas-is-llan About 1 km west of Cwm Parish Church. The house faces south to a small stone-walled forecourt, and is flanked by its barns
IIPlasse About 1.5 km north-east of Cwm parish church
II*Pwllhalog farmhouse To the south-east corner of Pwllhalog farmstead, about 2 km east of Cwm Parish Church; the house is within a stone-walled enclosure.
IIRhuallt Hall At north side of old A55 (now B5429) set back behind a garden.
IITan-llan Farmhouse Range At south side of the Cwm to Rhyl road, about 600 m west of Cwm Parish Church. Compact group of house and outbuilding; detached barn at right angles to rear, shed at front against boundary wall.
IITir-hwch Farmhouse At north-east side of a minor road about 400 m south-west of Plas-is-llan; small farmyard to south with a partly lofted range of agricultural buildings at right-angles to the house.
IITy Cerrig Adjacent to the Parish Church on the south-east side