These circular enclosures, known in Irish as raths, were the farmsteads of early medieval Ireland, typically dating from roughly the fifth to the twelfth centuries. A raised bank of earth, sometimes reinforced with stone, defined the boundary of a family's home and livestock enclosure, and tens of thousands of them survive across the island in varying states of preservation. The one at Laghtavarry is simply known to exist.

The name Laghtavarry itself carries some interest. Townland names in Connacht frequently preserve fragments of older Irish, and this one likely derives from leacht, meaning a burial monument or commemorative cairn, though local name meanings can shift and layer over centuries. Mayo, with its glacially worked terrain and long history of agricultural settlement, contains a considerable density of early medieval enclosures, many of them now barely legible as low circular ridges in pasture fields. Without further documentation currently available for this particular site, it is difficult to say more about its dimensions, condition, or any associated finds, and speculation would not serve it well.