These structures, known variously as raths or ringforts, were the everyday homesteads of early medieval Ireland, typically dating from around the sixth to the tenth century. A farmer of middling means would have enclosed his family, his cattle, and his outbuildings within a single raised ring of earth, the whole thing functioning as much as a marker of social status as a defensive barrier.

Ringforts are among the most common archaeological monument types in Ireland, with estimates running to around forty thousand surviving examples across the island, yet each one carries its own particular history of occupation, abandonment, and slow return to pasture. The townland name Glascloon itself is likely derived from the Irish, suggesting a green or grassy enclosure, which has a certain quiet aptness for a place where an earthen enclosure has been sitting in a field for the better part of fifteen centuries. Clare is particularly well furnished with such monuments, the landscape having preserved a notable density of early medieval settlement remains across its limestone plains and low hills.

Because formal documentation for this particular site remains limited in publicly available sources, the specifics of its condition, dimensions, and immediate setting are not easily confirmed from a distance. What can be said is that visiting ringforts in rural Clare often means navigating farm tracks and field boundaries, and that the monuments themselves can appear modest at ground level, their significance more apparent from above or with some knowledge of what the subtle rise of a bank actually represents.