Though maps from the 1st and 2nd editions of the Ordnance Survey show an irregularly shaped fort at this location, no visible structures remain today. Instead, visitors will find only ridges of rock outcrop breaking through the grassland, their natural formation suggesting this may once have been home to a stone-built enclosure.

The site represents one of Ireland’s countless ringforts; circular or roughly circular enclosed settlements that dot the countryside. These structures, typically dating from the early medieval period, served as defended homesteads for farming families. The Corraffrin example remains unclassified, meaning archaeologists haven’t determined its specific type or original function. The rocky terrain and absence of clear earthwork features make it particularly difficult to interpret.

Local folklore’s designation of the site as a ‘fairy fort’ reflects a common Irish tradition of attributing supernatural significance to ancient monuments. This cultural practice has inadvertently helped preserve many archaeological sites across Ireland, as communities traditionally avoided disturbing places associated with the otherworld. The information about this site comes from the comprehensive Archaeological Survey of County Donegal, compiled in 1983, which documented field antiquities from the Mesolithic period through to the 17th century.