A rath, or ringfort, is an enclosed circular settlement of early medieval Ireland, typically dating from roughly 500 to 1000 AD, and tens of thousands of them are scattered across the island. Most were farmsteads, home to a single family and their livestock, protected by an earthen bank and, originally, a timber palisade on top. What marks this particular example is how modestly but legibly it has survived in what remains working agricultural land.

The site at Tulligoline North measures roughly 23.6 metres from north to south and 25.6 metres from east to west, making it a fairly typical example in terms of scale. The enclosing earthen bank is broad, at 5.6 metres wide, though relatively low; it rises only 0.45 metres above the interior and 0.75 metres above the exterior ground level. The interior itself is level and grassed over, leaving little surface clue as to what activity once took place within. One section of the bank, running from the south-east around to the south-west, has been cut away by a farm trackway, a common kind of modern intrusion on these sites. The record was compiled by Denis Power and uploaded in August 2011.

The site sits in level pasture, which means the remaining bank, though low, is reasonably easy to read from ground level once you know what you are looking at. The slight rise of the earthwork is most legible in low, raking light, so early morning or late afternoon visits in spring or autumn give the best chance of seeing the full circuit clearly. The truncated section near the trackway is worth noting as a reminder of how casually these features can be altered by everyday farm use over the centuries. There is nothing fenced or formally marked here, so access would depend on landowner permission, as is standard for ringforts in private fields across Ireland.