From the air, the outline becomes legible: a roughly circular earthwork about 24 metres across, its shape preserved less by any formal protection than by the ring of planted trees that have grown along its edge, marking the monument's boundary as faithfully as a survey pin.

This is a rath, the Irish term for a ringfort, which was the most common form of rural settlement in early medieval Ireland, typically consisting of a circular area enclosed by one or more earthen banks with a corresponding external ditch, known as a fosse. The Ahawilk example sits in pasture roughly 20 metres west of the Bunoke River, which at this point forms the boundary between the townlands of Ahawilk and Inishkeen. A second ringfort lies about 170 metres to the northwest, suggesting this corner of County Limerick once carried a modest density of early settlement. The monument was recorded on the Ordnance Survey's six-inch map as early as 1840, appearing as a circular enclosure, and by the time the more detailed 25-inch edition was published in 1897, surveyors were able to note the bank and outer fosse running from the south-east, around the west, to the north-east. The eastern side, where planted trees were depicted, may indicate the position of an original entrance gap, a common feature in ringfort design. A field boundary running north-east to south-west cuts across the monument at its north-west edge, a small act of agricultural pragmatism that has left its mark on the form. The record was compiled by Martin Fitzpatrick and uploaded in August 2021, drawing on both historical map sources and more recent satellite imagery from Digital Globe and Google Earth, on which the tree-defined outline remains visible.

The site sits in working farmland and is not formally set up for visitors, so access would require the landowner's permission. Those with an interest in aerial or satellite archaeology will find the orthoimages the most rewarding way to read the monument's shape, since ground level, in a grazed field, offers little dramatic relief. The fosse from south-east to north-east is the detail worth looking for if you do view the site closely, and the gap in the tree line to the east is worth noting as a possible echo of the original entrance.