Enclosures of this kind are among the most common yet least understood monuments in the Irish countryside. The term covers a wide range of features, from ringforts, which were enclosed farmsteads typically dating to the early medieval period, to much earlier ceremonial or funerary earthworks, and distinguishing between them often requires detailed fieldwork or excavation.

Boolyglass is a small rural townland, and like many in Kilkenny, it sits within a landscape that has been farmed and settled across many centuries, with traces of earlier occupation occasionally preserved as earthworks in fields or along hedgerows. Without specific recorded detail about this particular enclosure, its form, dimensions, or any known finds associated with it remain open questions. It is classified as a monument, meaning it carries some degree of formal recognition, but the particulars that would allow a fuller picture have not yet been made available.