That combination is not entirely without precedent in Ireland, but it is unusual enough to pause over. A cashel, to give it its proper term, is a ringfort built primarily of stone rather than earthwork alone, and this example in Graigacurragh sits quietly inside a coniferous plantation, about twenty metres south of a forest road on a south-facing hillside. The enclosure measures roughly twenty-five metres in diameter, its bank still standing to about eighty centimetres on the interior side and somewhat less on the exterior. The well at the centre has its own surrounding wall, and at some point earth from inside the enclosure was deliberately mounded up against the northern face of that wall, suggesting the well has been tended, or at least interfered with, long after the original structure fell out of use.

The site was recorded by Denis Power and uploaded to the Historic Environment Viewer in August 2011, though the feature itself belongs to a far earlier world. Cashels of this kind were typically built during the early medieval period, roughly between the fifth and twelfth centuries, and served as enclosed farmsteads or the residences of local lords. The presence of a holy well within one, however, speaks to a layering of significance that outlasted the settlement function entirely. Holy wells in Ireland were venerated long before Christianity and continued to attract local devotion well into recent centuries, often accumulating associations with particular saints or healing properties. Whether the well here predates the cashel, was incorporated into it deliberately, or simply survived as a focus of reverence after the enclosure was abandoned is not recorded.

Access is via a narrow gap in the bank at the north-north-west, just wide enough at around one-and-a-quarter metres to pass through comfortably, which leads directly toward the well. The dense overgrowth covering both the bank and the interior makes the site difficult to read from a distance, and the forest setting means light levels can be low even on clear days. Those visiting should expect to work a little for the experience; the clearing itself is modest and the features require close attention to appreciate. The well's surrounding wall and the earthwork built up against it are the details most worth seeking out, since they point to a history of use that the enclosure's otherwise silent, tangled interior does not readily give up.