What makes this particular example worth a second look is its double-bank construction, a relatively uncommon arrangement that suggests the enclosure was once considered worth defending with extra effort. The outer bank has been partly swallowed by a later field boundary, and a stretch of the fosse, the defensive ditch between the two banks, has been filled in along the northern arc and pressed into use as a rubbish dump. That kind of incremental erasure is, in its own way, as telling as anything the earthwork was built to say.

Ringforts, sometimes called raths, are among the most common field monuments in Ireland, with estimates running to tens of thousands surviving across the country. They functioned primarily as enclosed farmsteads during the early medieval period, roughly the fifth to twelfth centuries, providing a defined and defensible boundary around a household and its livestock. This example at Rathnagore measures thirty metres across in both directions, making it a reasonably proportioned specimen. The inner bank still stands to an external height of 2.7 metres in places, which is a meaningful presence in the landscape even after centuries of weathering. The original entrance survives at the south-south-east, marked by a break of 5.3 metres in the inner bank and a causeway, 2.6 metres wide, crossing the fosse. The site was recorded by Denis Power and uploaded to the national record in August 2011.

The farm trackway that skirts the enclosure from east to south-west means the site is approached along a working agricultural route, so expect muddy ground in wet weather and the general business of a functioning farm nearby. The interior slopes gently downward toward the south-south-east and is currently covered in nettles, which makes late summer visits uncomfortable without appropriate clothing. The most readable sections of the earthwork run from south-west round to the north, where the outer bank is clearest; the eastern side, where the field boundary has overlain the outer bank, requires more imagination to interpret. The causeway entrance at the south-south-east is the single most legible feature and worth seeking out specifically, as intact original entrances are not always preserved on sites of this type.