That act was repeated thousands of times across early medieval Ireland, producing the ringforts, or raths, that remain the most common archaeological monument in the country. A rath was typically a defended farmstead, its earthen bank enclosing a family's dwelling and livestock rather than any military garrison. The one near Cooleeny is modest by any measure, roughly twenty-eight metres in diameter, and time has not been kind to it.

Sitting to the north-west of Cooleeny House on a low ridge surrounded by undulating pastureland, the enclosure survives as a poorly preserved circular bank of earth and stone. The northern arc is the most legible section, where the original form of the bank can still be traced against the surrounding ground. Elsewhere, the definition has softened with centuries of agricultural use, weathering, and the slow creep of pasture. What remains is less a monument in any dramatic sense than a faint signature in the field, the kind that rewards attention rather than announces itself.