A ringfort, or rath, is a roughly circular enclosure defined by one or more earthen banks and ditches, built during the early medieval period as a defended farmstead. This particular example survives only partially: a scarp reaching a maximum height of 1.8 metres still runs from the north around to the east, enclosing a level area just north of a modern east-west field fence. South of that fence, the enclosure has vanished altogether.

The site was already legible as a circular earthwork when the Ordnance Survey mapped it at six-inch scale in 1842, where it appears as a hachured ring roughly 30 metres in diameter. Since then, agricultural use has levelled most of what remained. What makes the broader landscape at Garraneduff quietly notable is the density of similar monuments: a 1937 study by Broker recorded as many as five forts within the same townland. Whether all five survive in any meaningful form is another matter, but the clustering suggests this was once a settled and organised early medieval landscape, with individual family farmsteads occupying a slope that now carries little obvious trace of them.