It is modest by any measure, four to five metres across, its outline traced by a low earthen bank no more than about thirty centimetres high. What makes it quietly remarkable is its position: not a standalone dwelling but a structure placed deliberately at the centre of a promontory fort, the kind of coastal enclosure where a natural cliff face does much of the defensive work and a constructed barrier completes the landward side.

Cliff-edge forts, sometimes called promontory forts, are found at intervals along the Irish Atlantic coastline and tend to date broadly to the Iron Age, though some continued in use into the early medieval period. The interior of such a fort would typically have housed some form of settlement, and this hut is a rare surviving trace of that domestic life. Its circular form is consistent with Irish roundhouse traditions, where a low bank or stone footing would have supported a timber or wattle superstructure, the whole thing thatched or covered with turf. At four to five metres in diameter it would have been a tight but functional living space. The bank that defines it survives at only about thirty centimetres, worn down over centuries of exposure and growth.