The structure consists of large stones arranged in a rough ring, though a section along the western side has long since collapsed or been removed. Two stone slabs on the northern edge, positioned at right angles to the main wall line, likely mark where the original entrance once stood; a common feature in these ancient Irish ring forts that provided both defence and a clear point of access for the families who lived within.

This modest archaeological site in the townland of Magherainture, near Buncrana, represents the kind of everyday fortified homestead that dotted the Irish landscape for centuries. These cashels, built from local stone rather than earth, served as protected farmsteads for prosperous families during the early medieval period and beyond. The choice of location wasn’t accidental; the elevated position offered clear views across the surrounding countryside and towards Lough Swilly, allowing residents to spot both visitors and potential threats well in advance.

Archaeological testing carried out in 2001, when housing developments were proposed nearby, revealed little beyond the visible stone circle itself. The dig uncovered only typical soil layers and the rocky substrate common to this part of Donegal, suggesting the site had been largely abandoned and undisturbed for generations. While it may lack the grandeur of better preserved ring forts elsewhere in Ireland, this weathered circle of stones offers a tangible connection to the ordinary people who once farmed these lands, raised their families behind protective walls, and kept watch over the waters of the lough stretching out to the west.