Rock Cottage, Llandysill, is early 19th century cottage, possibly at one time two small dwellings. Constructed of whitened brick with a slate roof and brick gable stack to the south. (A north gable stack may have existed previously). There is a small lean-to at the north end. Multi-pane casement windows rise to the eaves in upper storey. Matching windows below under segmental brick heads, except for one casement which has been replaced. To the left of each is a planked door under a segmental brick head. There is a panelled door to front of the lean-to under a timber lintel.

Reference: Cadw listed buildings database.