A roughly circular platform, about thirty metres across, rises gently from the surrounding pasture on a low hill with open views eastward over wet, flat grassland. The defining bank has worn down to little more than an irregular scarp, and where it meets the natural slope on the eastern side the two are almost indistinguishable. The southern approach is marked by a depression that may once have been a fosse, the defensive ditch that typically encircled such enclosures, though it was largely filled with domestic refuse when the site was examined. Rough grass, blackthorn and hawthorn scrub, and clumps of brambles now cover the whole.

Ringforts, known in Irish as raths when defined by earthen banks rather than stone, were the most common form of rural settlement in early medieval Ireland, typically serving as enclosed farmsteads for a single family and their livestock. This particular example at Croftonpark carries the visible marks of several centuries of gradual repurposing. A linear gully, roughly three and a half to four metres wide and running on a northeast to southwest axis, cuts across the full width of the interior; it is probably the remains of a laneway that later users drove straight through the old enclosure, treating its raised interior as convenient ground rather than as anything worth preserving. A second, parallel ditch flanks it to the west. A farm road leading to the yard immediately north of the site clips the southwestern edge, shaving away a portion of the bank in a way that is unremarkable but telling: the rath has been absorbed into the working geometry of the farm around it, its outline surviving only where it did not get in anyone's way.