This is a rath, the most common type of early medieval settlement in Ireland, typically built between roughly the sixth and twelfth centuries as an enclosed farmstead for a single family or small household. What makes this one worth pausing over is not spectacle but geometry: two concentric earthen banks, each with an intervening fosse, the ditch dug to provide material for the bank above it, enclosing a saucer-shaped interior just twenty-eight metres across at its widest. A shallow external fosse runs along the eastern and western sides, and a narrow entrance, approximately three metres wide, opens to the south.

The inner bank is modest on the interior face, rising only about twenty centimetres above the ground surface, but from the base of the fosse outward it reaches roughly 1.4 metres. The outer bank is more substantial, standing about 1.5 metres on its exterior face. That asymmetry is fairly typical: the real defensive or social statement of a rath was made outward, presenting an imposing profile to anyone approaching from outside. Whether this enclosure was built to keep livestock in, to signal status, or simply to define a household boundary, probably it did all three at once. The interior has since been planted with conifers, and the same tree cover extends across the banks themselves, giving the whole structure an oddly uniform, shaded appearance from ground level.