It is modest enough to pass unnoticed on foot, yet clearly legible from the air, having been identified from aerial photography taken between 2012 and 2018 and brought to wider attention by Conn Herriott. What makes it quietly interesting is less its own scale than its company: within 160 metres of this enclosure, three cashels occupy the same upland ground.

A cashel is a stone-walled ringfort, a type of enclosed farmstead or settlement associated broadly with the early medieval period in Ireland, though many were built and used across a considerable span of time. The fact that this smaller enclosure sits within a large multiperiod field system, one that has seen repeated use and modification across different eras, suggests the landscape around Poulcaragharush has drawn people back repeatedly rather than belonging to any single moment in the past. Whether the small circular enclosure is contemporary with its neighbouring cashels, earlier, or later is not established, and that uncertainty is part of what makes the clustering worth noting. The land slopes steeply on its north-western to north-eastern sides, giving the high ground a natural defensibility, or at least a commanding outlook over the valley below.