It belongs to a category of monument that turns up across Ireland with considerable frequency, a defined area bounded by earthen banks, ditches, or stone walls, whose purpose could range from early medieval settlement to livestock management to ceremonial use. The ambiguity is part of what makes such sites worth noticing. They are, in a sense, placeholders in the archaeological record, acknowledged but not yet fully interrogated.

Carrowkennedy itself sits in a part of Mayo shaped by the Partry Mountains and the wider drumlin and bog country that characterises much of the county. Enclosures of this type, when found in similar landscapes across Connacht, often date to the early medieval period, roughly the fifth to twelfth centuries, though without excavation or detailed field survey it is rarely possible to be precise. Some are the remains of raths, a rath being a roughly circular earthen enclosure that served as a farmstead and family compound, the most common type of monument surviving above ground in Ireland today. Others prove, on closer inspection, to be later in date, associated with post-medieval land use rather than early Christian settlement. Until further work is carried out at Carrowkennedy, the enclosure there remains a known unknown, its outline present in the record, its story still unread.