That the ringfort survives at all, legible in the pasture on its gentle south-facing slope, is itself quietly remarkable. The track is not the only intrusion: a rectangular field laid out around the site has its eastern and western boundaries running directly over the outer ditch, or fosse, effectively borrowing the old perimeter as a property line for a wholly different era's farming logic.

A ringfort, sometimes called a rath, is the most common type of early medieval monument in Ireland, typically dating from roughly the fifth to the twelfth century. They functioned as enclosed farmsteads, the circular earthen bank and external ditch providing a degree of security for a family and their livestock rather than any serious military defence. This example near Kilfinny is roughly circular in plan, measuring 28.15 metres north to south and 25.7 metres east to west. The bank survives to an internal height of 0.55 metres and an external height of 1.9 metres, with the fosse beyond it reaching 0.7 metres in depth and 2 metres in width. The site was recorded by Denis Power and uploaded to the Archaeological Survey of Ireland in August 2011, with aerial photographs taken in March 2006 providing an overhead view of the enclosure and the field boundaries that now crowd it.

The original entrance appears to have been a causeway on the south-east side, 4.9 metres wide, where the fosse would have been bridged to allow access. There is also a wider gap of 6.8 metres in the bank at the north-west, though whether this is original or a later breach is not recorded. The site sits just below the brow of a low rise, meaning it is not immediately visible from a distance. Visitors exploring the area on foot should look for the slight swell of the bank in the pasture and note how the modern field boundaries quietly echo, and overwrite, the outline of something considerably older.