The ringfort at Carrigcleena More is a rath, the term used for the enclosed farmstead settlements that once dotted the Irish countryside in their thousands during the early medieval period, roughly the fifth to twelfth centuries. Most people drive past without a second glance, but the geometry here is worth pausing over: a circular enclosure measuring 38 metres across in both directions, double-banked, with a fosse, or defensive ditch, running between the two earthen ramparts.

The details are what make this particular example interesting. The inner bank still stands to an internal height of 1.35 metres, with a narrow entrance break of about two metres on the south-eastern side that leads down into the fosse below. Whoever rebuilt a short section of the outer bank near that entrance at some point was clearly working around this original threshold. The outer bank itself, reaching 1.2 metres in height, has been absorbed into the modern field fence system along its eastern and southern stretches, the kind of pragmatic reuse that happened gradually over centuries as farming practice quietly swallowed earlier boundaries. Stone facing survives on the north-eastern arc, including one notably large stone flanking the break on that side, suggesting the original builders were not working in earth alone. The fosse between the banks is now dry and partially overgrown, only half a metre deep, but its curve is still readable in the ground.

The interior of the enclosure slopes gently downward toward the south-east, which would have aided drainage for whoever lived within. Early medieval ringforts were primarily domestic in function, the equivalent of a farmyard with a defensible perimeter, and this one sits in what remains working pasture, its earthworks still coherent enough that the whole structure can be read clearly from within the enclosure itself.