This is a rath, the Irish term for a ringfort, a type of enclosed farmstead built during the early medieval period, roughly between the fifth and twelfth centuries. Thousands of these structures survive across Ireland, yet each one occupies its own particular ground, and the name Poulnadarree, with its suggestion of older Irish placename layers, hints at a locality that has held human meaning for a very long time.

Ringforts were the everyday settlements of early medieval farming families, typically consisting of a circular area enclosed by one or more earthen banks and ditches. The bank was not primarily a military fortification but rather a boundary marker and a barrier against livestock straying or predators entering. Inside, a family would have kept their home, outbuildings, and animals. Clare is one of the more densely populated counties for such monuments, its limestone-underlain farmland having preserved earthworks that in other regions were ploughed away during later centuries of agricultural intensification. The specific history of this particular enclosure at Poulnadarree, its dimensions, condition, and any associated finds or features, remains to be fully documented in the public record.

Because detailed survey information for this site has not yet been made widely available, visitors approaching the area should rely on the Ordnance Survey Ireland mapping layers, which plot the monument's location, and exercise the usual courtesies when crossing private farmland. The earthwork itself, like most raths in Clare, is likely to read in the field as a low, rounded bank curving through grass, subtle enough that the eye needs a moment to separate it from the surrounding topography.