II*Church of St David Located in an exceptional setting in the Irfon valley just above the confluence with the Nant Lletgwial. Set in a large circular churchyard with many monuments.
IIDinas Located on the S side of a narrow lane approx 0.3km W of the church of St David. In a raised position overlooking the valley to the S and backing on to the road.
IIDol y Coed Situated 0.5km NW of Llanwrtyd Wells between the River Irfon and the mountain road to Abergwesyn. Faces S; path to W leads to former spa buildings.
IIDol y Coed Well-House Set in the grounds W of the Dol y Coed Hotel and approached by footpaths. Immediately N of the former Pump House.
IIEsgair Dafydd Located at the end of a short track off the NW side of the A483 between Llanwrtyd Wells and Llandovery.
IIFormer Dol y Coed Pump Room Set in the grounds W of the Dol y Coed Hotel and approached by footpaths. Immediately S of the Well-House.
IIFormer Pumphouse at Victoria Wells Located approx. 100m west of the end of Victoria Road at Victoria Wells. Victoria Road leaves Llanwrtyd Wells from the south-west and runs along the southern edge of the River Irfon.
IILlanwrtyd War Memorial Institute Located near the centre of the town and fronting the road. One of a pair of houses, that to the W modernised.
IILlanwrtyd Wells Station & North Platform Small station building with large forecourt set below road and sited on the N railway platform. Approx 0.6km SE of the town centre.
IILlwyn-Derw At the end of a driveway which runs W off the Llanwrtyd to Abergwesyn road, and W of the River Irfon.
IIMoriah Chapel Set back from the W side of the road through Abergwesyn and reached by a short path. The entrance is to the W end.
IINant y Brain On the W side of the Llanwrtyd to Abergwesyn road and set back slightly.
IINant Ystalwyn Located in mountainous terrain along a track which runs N off the Abergwesyn to Tregaron road. The house faces the River Towy to the W and is built parallel with it.
IINeuadd Arms Hotel Prominently located in the centre of Llanwrtyd Wells and fronting a small square opposite Pont Rhyd y Ferrau.
IIOld School House On the S side of the lane which runs from Abergwesyn to Beulah. The entrance faces N with a small car park to the E.
IIPont Rhyd y Fferau The bridge carries the A483 over the River Irfon in the centre of Llanwrtyd Wells.
IIRailway Bridge over River Irfon Located at the SE corner of the Dolwen Fields and surrounded by trees. To the W of Llanwrtyd Wells Station.