The near-equal dimensions are not accidental. This is a rath, the Irish term for a ringfort, the most common type of early medieval enclosure in Ireland, typically built to protect a family farmstead sometime between the sixth and tenth centuries. Thousands survive across the country in varying states of preservation, though many have been levelled by agriculture or development over the centuries. This one endures.

The enclosing earthen bank stands 1.6 metres high and is stone-faced in places, a detail that suggests some care in its original construction, or possibly later repair. Outside the bank runs a fosse, a defensive ditch, roughly a metre deep, though today it is waterlogged and partly choked with stones cleared from surrounding fields over generations of farming. That gradual accumulation tells its own quiet story about the land being worked continuously around a monument that was never entirely forgotten. The fosse is most congested along the arc from the north-west to the north-north-east. The entrance, 4 metres wide, faces south-east and is approached by a causeway crossing the fosse, an arrangement typical of ringforts and one that would have controlled movement in and out of the enclosure while also presenting a degree of ceremonial formality to anyone arriving from that direction.