It is easy to miss. The wall has weathered down to a height of little more than half a metre on the outside, and barely forty centimetres on the interior face, its base still impressively thick in places, between one and three metres, but the structure as a whole is poorly preserved. What survives is the outline of a cashel, a type of ringfort built from stone rather than earthen banks, and once a common feature of the early medieval Irish landscape.

Cashels of this kind were typically enclosures associated with a single farming household or small farmstead, dating broadly to the period between the sixth and tenth centuries, though many continued in use long after that. They provided a defensible boundary for a dwelling, its occupants, and their livestock. The Toorclogher example was recorded by McCaffrey in 1952, cited with the reference number 44 in what appears to have been a systematic survey of the area. The interior of the enclosure is mostly level ground, with one quiet anomaly: a small mound sitting just to the east of centre, its purpose unspecified in the record. Whether it represents a collapsed structure, a buried feature, or simply an irregularity of the ground, it adds a note of ambiguity to an already understated site.