A cashel is a type of early medieval stone enclosure, essentially a ringfort built from dry-stone walling rather than earthen banks, and this hut sits within one, occupying the sheltered corner position that would once have made good practical sense against wind and weather.

The structure measures roughly 5.55 metres east to west and 5.5 metres north to south internally, making it a compact but not unusual size for a dwelling of its period. What gives it some definition on the ground is the double-faced wall, which reaches a width of around 1.2 metres on the eastern side. Double-faced construction means the wall was built as two parallel stone skins with rubble or fill between them, a technique that lends both stability and some insulating mass. Beyond the wall itself, a spread of collapsed stone material, known as spill, extends outward to between 2.4 and 3.2 metres, the slow result of centuries of gradual decay rather than any single event. That spread is, in its own way, informative: it suggests the wall was once substantially taller than what remains visible today.