It stands 1.3 metres tall and measures roughly 0.6 by 0.9 metres at its base, with a subrectangular plan, meaning its cross-section is broadly rectangular but with softened, irregular edges rather than clean geometric corners. That modest profile is fairly typical of the standing stones scattered across Cork and Kerry, yet each one raises the same unanswered question: why here, and placed by whom?

Standing stones of this kind are among the most enigmatic survivals of prehistoric Ireland. They were erected across a broad span of time, generally thought to range from the Neolithic through to the early Bronze Age, and their original purposes remain genuinely uncertain. Some appear to mark boundaries, trackways, or burial sites; others may have had astronomical or ritual functions. The Codrum stone sits within a landscape shaped by the Sullane, a river that flows westward through the valley before joining the Lee near Macroom, a corridor that would have seen movement and settlement for thousands of years. Whether the stone was a waymarker, a territorial signal, or something else entirely, it has been standing in that rough grazing long enough that the land around it has simply absorbed it.