It is easy to overlook, and that is partly the point. What survives here is the lowest portion of a stone wall, only about twenty centimetres high and roughly half a metre thick, tracing a circle just three and a half metres across at its widest. Inside, the ground has been deliberately built up on the northern side to create a level floor despite the natural downward pitch of the hillside, a small but telling detail that speaks to the practical intelligence of whoever once lived or sheltered here.

This kind of structure, a stone-walled circular hut, is a common enough form in the Irish upland landscape, though common does not mean well understood. Such sites are generally associated with seasonal occupation, most likely connected to the practice of transhumance, the movement of livestock to higher grazing ground during summer months, which in Ireland gave rise to the booley tradition of temporary hillside settlement. The Beara Peninsula, where Ardgroom Outward lies, is particularly rich in these survivals. Notably, a second hut site adjoins this one directly to the east, suggesting that whatever activity was carried out here was not entirely solitary. Two structures in proximity implies at least some degree of organised, if modest, habitation.