A rath, as these earthwork enclosures are known, was typically a circular bank-and-ditch construction used in early medieval Ireland as a farmstead or place of habitation, sometimes with added defensive intent. The one at Ballyshoneen sits inside a disused farmyard, which means that centuries of later agricultural life have been layered directly on top of it, and the structure has been absorbed into the working geography of a farm rather than preserved at a distance from it.

The enclosure was recorded as a hachured, roughly circular feature on the Ordnance Survey six-inch map of 1842, with a diameter of approximately 25 metres. What survives today is an arc of earthen bank running roughly 31 metres north to south, with an internal height of around 0.8 metres and an external height of 1.3 metres. That asymmetry is typical of a raised-bank rath, where material was piled inward to create a more pronounced outer face. The rest of the circuit has not survived intact; farm buildings were constructed directly on the line of the bank, effectively replacing one kind of boundary with another. The interior has been further disturbed by cattle trampling and farm machinery, and a farm trackway now skirts the surviving bank along its north-eastern edge. The result is a site that is legible if you know what you are looking at, but thoroughly woven into the practical life of the land around it.

The surviving arc of bank is the clearest thing to look for, rising modestly but distinctly from its surroundings. The farmyard setting means the context is entirely utilitarian, the kind of place where archaeology and everyday rural infrastructure have simply coexisted rather than one giving way to the other.