Enclosures of this kind, circular or sub-circular boundaries defined by earthen banks, ditches, or stone walls, appear throughout the Irish landscape and can belong to almost any period from the Neolithic through to the early medieval. Some enclosed farmsteads, some ceremonial spaces, some the remains of ringforts where families once lived within a raised bank that marked the boundary between the domestic and the wider world. Without more specific information in circulation about Knocknaboley, the enclosure sits in a category familiar to anyone who has explored Mayo's interior: a feature on the ground that the landscape has quietly absorbed, waiting for closer attention.

The townland name Knocknaboley derives from the Irish, likely containing the element "cnoc", meaning hill, which suggests a position on or near elevated ground, a common placement for enclosures whose builders may have valued visibility or drainage as much as any symbolic claim on the land. Mayo contains hundreds of such monuments, many still unexcavated and known only from surface survey or aerial photography, their internal features, entrances, and associated finds remaining matters of inference rather than record.