These enclosures, known in Irish as raths, were the farmsteads of early medieval Ireland, typically consisting of a raised circular area defined by one or more earthen banks and ditches. They were not primarily military structures, despite the martial associations the word "fort" carries; they were domestic spaces, places where families lived, kept livestock, and went about the ordinary business of rural life between roughly the fifth and twelfth centuries.

The Frankfort rath is one of thousands scattered across the Irish countryside, a reminder of how densely settled and carefully organised the early medieval landscape once was. Kilkenny as a county retains a considerable number of these earthworks, many of them still faintly legible as circular platforms or slight ridges in otherwise ordinary-looking fields. The townland name Frankfort itself is of later, plantation-era origin, an anglicised or constructed name that sits somewhat incongruously over ground that was almost certainly farmed long before any such naming took place.

Beyond its existence as a recorded monument in this part of Kilkenny, detailed information about this particular site is not currently available in the public domain, which means its dimensions, condition, and any associated finds or features remain undocumented here. What can be said is that the rath endures, as these earthworks tend to, its circular form legible enough to have been noted and protected, even if its individual story has yet to be fully told.