Stand in the field on the gentle south-east-facing slope, look around at the undulating Tipperary terrain, and the ground offers no hint that anything was ever here. No earthwork, no raised bank, no dip or hollow. The enclosure exists, in any meaningful sense, only from the air.

In May 1977, an aerial photograph, catalogued as GSI S. 786/7, captured a D-shaped cropmark roughly 50 metres across in a field then planted with a legume crop. Cropmarks appear when buried archaeological features, walls, ditches, pits, affect the moisture and nutrients available to plants growing above them. Ditches retain water and produce lusher, darker growth; buried walls do the opposite. From altitude and in the right season, these subtle variations in colour and height resolve into shapes that are otherwise invisible. The D-shape visible in that 1977 photograph suggests an enclosure, most likely the remains of a ringfort or similar enclosed settlement, a type of site once extraordinarily common across early medieval Ireland. The name Caherclogh is itself suggestive: "caher" derives from the Irish "cathair", typically referring to a stone-built enclosure or ringfort, which hints that local memory, preserved in placename, may have outlasted any surface trace of the structure itself.

Beyond the aerial photograph, there is little else on record. The site has left no visible mark on the landscape it occupies, and what lies beneath the topsoil remains unexcavated and largely unknown.