A rath, as this type of monument is commonly called, is an enclosed farmstead dating broadly to the early medieval period, roughly 500 to 1200 AD, defined by one or more banks and ditches thrown up to protect a family's dwelling, livestock, and stores. They are the most numerous archaeological monument type in Ireland, yet each individual example carries its own particular character shaped by local geology, land use, and the accidents of survival.

The specific history of the Carriganurra example remains undocumented in the public record at present, which is itself a reminder of how much of rural Ireland's early medieval settlement pattern has yet to be fully catalogued and described. The name Carriganurra offers a small clue to the texture of the place: the Irish element carraig, meaning rock, suggests a stony or elevated character to the terrain, though the precise derivation and any documented history of this particular enclosure remain to be brought fully to light.