This is an enclosure of the kind that dots the Irish countryside, often mistaken for natural features or dismissed as field boundaries, yet almost certainly of considerable age. What makes this particular example quietly curious is the paper trail left by successive Ordnance Survey mapping teams, who each saw something slightly different when they looked at it.

The 1842 six-inch Ordnance Survey map records the site as an irregular, tree-planted area, suggesting it was wooded or at least deliberately planted at that time. By the 1906 and 1937 revisions, the same maps show a roughly rectangular shape, approximately 25 metres by 18 metres. The enclosure itself, however, is circular, measuring around 22 metres north to south and just over 21 metres east to west, enclosed by an earthen bank that rises nearly a metre on its interior face but only about a third of a metre on the outside. This inward-facing height is a feature common to ringforts, the most numerous monument type in Ireland, which were typically used as enclosed farmsteads during the early medieval period, roughly the fifth to twelfth centuries. Whether this is a ringfort proper or something earlier or later is not recorded, but the form is consistent with that tradition. Fist-sized stones are scattered across the interior, and rock outcrops at both the northern edge and the centre of the enclosure, suggesting the underlying geology was never far from the surface here. The sinking of the interior below the surrounding terrain, a result of the bank material having been scraped inward during construction, is a detail that becomes more legible once you know to look for it.