This ancient standing stone, measuring 1.75 metres in height with a roughly square shape and rectangular cross-section, rises from the level ground with its long axis aligned from north-northeast to south-southwest. The stone’s substantial dimensions; 1.7 metres in length and 0.95 metres thick; give it a commanding presence despite the unremarkable terrain surrounding it.

The monument holds significant archaeological importance, designated as National Monument No. 453 under state guardianship. This protective status ensures the preservation of what may be one of Donegal’s prehistoric markers, though its exact purpose remains a matter of scholarly speculation. Standing stones like this one are found throughout Ireland and often date from the Bronze Age, serving various functions from territorial markers to ceremonial or astronomical purposes.

The stone’s position near the Isle Burn river is particularly intriguing, as prehistoric peoples often chose locations near water sources for their monuments. Whether marking an ancient boundary, commemorating a long-forgotten event, or serving some ritual purpose, this weathered sentinel continues to intrigue visitors and researchers alike. Its inclusion in the comprehensive Archaeological Survey of County Donegal underscores its significance to understanding the region’s deep history, from the Mesolithic period through to more recent centuries.